ECG TECHNICIAN- PAGE 1
ECG TECHNICIAN MCQs
1. ––––––––––– is the largest bone in human body.
(A) Temporal bone (B) Ulna (C) Femur (D) Carpal
Ans: C
2. The inner layer that surrounds the lung itself is called:
(A) Parietal Pleura (B) Lobar bronchi (C) Pleuracardium (D) Visceral Pleura
Ans: D
3. –––––––––––is a condition wherein the ductus arteriosus fails to close after birth. (A) Mesocardia (B) Patent ductus arteriosus (C) Dextroardia (D) Levocardia.
Ans: B
4. The transducers which do not require any power device for their operation: (A) Active transducer (B) Passive Transducer (C) Both Active and passive transducer (D) None of the above
Ans: A
5. ––––––––––– electrodes avoids any direct contact of the metal with the skin to avoid movement artifact. (A) Metal plate surface electrode (B) Floting type surface Electrode (C) Suction cup electrode (D) Insulators.
Ans: B
6. The process of adding some external substance into the semiconductor material to increase the conductivity is called: (A) Doping (B) Damping (C) Dampening (D) Insulation
Ans: A
7. A semiconductor in an extremely pure form is known as: (A) Extrinsic semiconductor (B) Intrinsic semiconductor (C) Transistor (D) Diode
Ans: B
8. ––––––––––– is a device used for correcting the fibrillation of cardiac muscles. (A) Echo cardiogram (B) Defibrillator (C) Holter monitoring ECG (D) Audiometer
Ans: B
9. ––––––––––– is a visible radiation of light which occurs while illuminating the tympanic membrane. (A) Umbo region (B) Pars tensa (C) Cone of light (D) Pars flassida
Ans: C
10. ––––––––––– is the unit for frequency. (A) Decibel (B) Hertz (C) Ohm (D) Ampere
Ans: B
11. An adult human with average health has systolic and diastolic pressure as :
(A) 70 mm Hg and 120 mm Hg (B) 120 mm Hg and 80 mm Hg
(C) 50 mm Hg and 80 mm Hg (D) 180 mm Hg and 80 mm Hg
Ans: B
12. The lining of the inner wall of the heart’s chambers is formed :
(A) Visceral pericardium (B) Serous pericardium
(C) Epicardium (D) Endocardium
Ans: D
13. The exchange of gases and nutrients between blood and tissues is a major function of :
(A) Arterioles (B) Arteries (C) Capillaries (D) Veins
Ans: C
14. Bones are mainly made up of :
(A) Calcium and Phosphorous (B) Calcium and Sulphur
(C) Calcium and Magnesium (D) Calcium and Iron
Ans: A
15. The cardiac pacemaker in a patient fails to function normally. The doctors find an artificial pacemaker is to be grafted in him it is likely that it will be grafted at the site of :
(A) Atrioventricular bundle (B) Purkinje system
(C) Sinoatrial node (D) Atrioventricular node
Ans: C
16. In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart ?
(A) S- Start of systole (B) T- end of diastole
(C) P- depolarization of the atria (D) R- Depolarization of ventricles
Ans: C
17. ‘Bundle of His’ is a part of which one of the following organs in humans ?
(A) Brain (B) Heart (C) Kidney (D) Pancreas
Ans: B
18. Which chamber of human heart has thickest muscular wall ?
(A) Left ventricle (B) Left auricle (C) Right ventricle (D) Right auricle
Ans: A
19. The number of floating ribs in the human body is :
(A) 6 pairs (B) 5 pairs (C) 3 pairs (D) 2 pairs
Ans: D
20. The lower jaw in mammals is made up of :
(A) Mandible (B) Dentary (C) Maxlila (D) Angulars
Ans: A
21. Total number of bones in the hind limb of man is :
(A) 14 (B) 30 (C) 24 (D) 21
Ans: B
22. The joint found between sternum and the ribs in humans is :
(A) Angular joint (B) Fibrous joint
(C) Cartilaginous joint (D) Gliding joint
Ans: C
23. Which of the following cranial nerves can regulate heart beat ?
(A) X (B) IX (C) VIII (D) VII
Ans: A
24. What is intensity of sound in normal conversation ?
(A) 10-20 decibel (B) 30-60 decibel (C) 70-90 decibel (D) 120-150 decibel
Ans: B
25. In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive :
(A) K+ into the cell (B) K+& Na+ out of the cell
(C) Na+ into the cell (D) Na+ out of the cell
Ans: C
26. The most abundant intracellular cation is :
(A) Ca++ (B) H+ (C) K+ (D) Na+
Ans: C
27. Intercostal muscles occur in :
(A) Abdomen (B) Thigh (C) Diaphragm (D) Ribs
Ans: D
28. Which one of the following organs in the human body is most affected due to shortage of oxygen ?
(A) Intestine (B) Skin (C) Kidney (D) Brain
Ans: D
29. Oxygenated blood from lungs is carried to the heart by :
(A) Pulmonary artery (B) Pulmonary vein
(C) Coronary vein (D) Pre-cavals
Ans: B
30. The disease that occurs when the hemoglobin content of the blood goes down is
(A) Pleurisy (B) Emphysema (C) Anaemia (D) Pneumonia
Ans: C
31. The normal rate of respiration in man per minute is about :
(A) 10 to 15 times (B) 16 to 20 times (C) 19 to 21 times (D) 23 to 25 times
Ans: A
32. The covering of the lung is called :
(A) Pericardium (B) Perichondrium
(C) Pleural membrane (D) Peritoneum
Ans: C
33. Oxygen carrying capacity of blood is :
(A) 20% (B) 30% (C) 40% (D) 50%
Ans: A
34. Pulse pressure is :
(A) Pressure in the great veins
(B) Systolic pressure
(C) Difference between systolic and diastolic pressure
(D) Diastolic pressure
Ans: C
35. Human/mammalian/elephant heart is :
(A) Myogenic (B) Neurogenic (C) Cardiogenic (D) Digenic
Ans: A
36. To reach the left side of heart the blood must pass through :
(A) Sinus Venosus (B) Kidneys (C) Liver (D) Lungs
Ans: D
37. Characteristics of cardiac muscles are that they :
(A) Contract quickly and get fatigued
(B) Contract quickly and do not get fatigued
(C) Contract slowly and get fatigued
(D) Contract slowly and do not get fatigued
Ans: B
38. The pH of blood is :
(A) Between 7-8 (B) Between 2-4 (C) Between 12-14 (D) Between 2-5
Ans: A
39. Pulse can be detected from the artery of :
(A) Thigh (B) Diaphragm (C) Humerus (D) Wrist
Ans: D
40. ECG is a measure of :
(A) Rate of heart beat (B) Difference in electric potential
(C) Volume of blood pumped (D) Ventricular Contraction
Ans: B
41. Cardiac output is determined by :
(A) Heart rate (B) Stroke volume (C) Blood flow (D) Both (A) and (B)
Ans: D
42. In order for the blood to flow from right ventricle to left ventricle in mammalian heart, it must flow through :
(i) Right ventricle
(ii) Pulmonary veins
(iii) Left atrium
(iv) Lungs
(v) Pulmonary arteries
(A) (i), (v), (iv), (ii), (iii) (B) (i), (ii), (iii), (iv), (v)
(C) (iii), (v), (i), (ii), (iv) (D) (iii), (ii), (i), (iv), (v)
Ans: A
43. During systemic circulation, blood leaves the (i) __________ and (ii) __________.
(A) (i) Left ventricle, (ii) goes directly to the aorta
(B) (i) Right ventricle, (ii) goes directly to the aorta
(C) (i) Right ventricle, (ii) moves to the lungs
(D) (i) Left ventricle, (ii) moves to the lungs
Ans: A
44. On a normal ECG/EKG, ventricular depolarization occurs during the :
(A) P wave (B) QRS complex (C) T wave (D) P-Q interval
Ans: B
45. When aortic pressure is greater than the ventricular pressure :
(A) The tricuspid atrioventricular valve opens
(B) The bicuspid/mitral atrioventricular valve closes
(C) The aortic semilunar valve closes
(D) The pulmonary semilunar valve opens
Ans: C
46. Following a motor vehicle accident, a large loss of blood will initially cause :
(A) A lowered BP due to a decreased cardiac output
(B) A higher BP due to an increased stroke volume
(C) No change in BP but a slower heart rate
(D) No change in BP but an increased respiration rate
Ans: A
47. The heart is made up of which type of muscle :
(A) Skeletal muscle (B) Smooth muscle (C) Cardiac muscle (D) Elastic muscle
Ans: C
48. The most common type of defect of the cardiac septa is :
(A) Muscular ventricular septal defect
(B) Primum atrial septal defect
(C) Secundum atrial septal defect
(D) Membranous ventricular septal defect
Ans: D
49. Function of transducer is to convert :
(A) Electrical signal into non electrical quantity
(B) Non electrical quantity into electrical signal
(C) Electrical signal into mechanical quantity
(D) All of these
Ans: B
50. Strain gauge is a :
(A) Active device and converts mechanical displacement into a change of resistance
(B) Passive device and converts electrical displacement into a change of resistance
(C) Passive device and converts mechanical displacement into a change of resistance
(D) Active device and converts electrical displacement into a change of resistance
Ans: C
(A) Temporal bone (B) Ulna (C) Femur (D) Carpal
Ans: C
2. The inner layer that surrounds the lung itself is called:
(A) Parietal Pleura (B) Lobar bronchi (C) Pleuracardium (D) Visceral Pleura
Ans: D
3. –––––––––––is a condition wherein the ductus arteriosus fails to close after birth. (A) Mesocardia (B) Patent ductus arteriosus (C) Dextroardia (D) Levocardia.
Ans: B
4. The transducers which do not require any power device for their operation: (A) Active transducer (B) Passive Transducer (C) Both Active and passive transducer (D) None of the above
Ans: A
5. ––––––––––– electrodes avoids any direct contact of the metal with the skin to avoid movement artifact. (A) Metal plate surface electrode (B) Floting type surface Electrode (C) Suction cup electrode (D) Insulators.
Ans: B
6. The process of adding some external substance into the semiconductor material to increase the conductivity is called: (A) Doping (B) Damping (C) Dampening (D) Insulation
Ans: A
7. A semiconductor in an extremely pure form is known as: (A) Extrinsic semiconductor (B) Intrinsic semiconductor (C) Transistor (D) Diode
Ans: B
8. ––––––––––– is a device used for correcting the fibrillation of cardiac muscles. (A) Echo cardiogram (B) Defibrillator (C) Holter monitoring ECG (D) Audiometer
Ans: B
9. ––––––––––– is a visible radiation of light which occurs while illuminating the tympanic membrane. (A) Umbo region (B) Pars tensa (C) Cone of light (D) Pars flassida
Ans: C
10. ––––––––––– is the unit for frequency. (A) Decibel (B) Hertz (C) Ohm (D) Ampere
Ans: B
11. An adult human with average health has systolic and diastolic pressure as :
(A) 70 mm Hg and 120 mm Hg (B) 120 mm Hg and 80 mm Hg
(C) 50 mm Hg and 80 mm Hg (D) 180 mm Hg and 80 mm Hg
Ans: B
12. The lining of the inner wall of the heart’s chambers is formed :
(A) Visceral pericardium (B) Serous pericardium
(C) Epicardium (D) Endocardium
Ans: D
13. The exchange of gases and nutrients between blood and tissues is a major function of :
(A) Arterioles (B) Arteries (C) Capillaries (D) Veins
Ans: C
14. Bones are mainly made up of :
(A) Calcium and Phosphorous (B) Calcium and Sulphur
(C) Calcium and Magnesium (D) Calcium and Iron
Ans: A
15. The cardiac pacemaker in a patient fails to function normally. The doctors find an artificial pacemaker is to be grafted in him it is likely that it will be grafted at the site of :
(A) Atrioventricular bundle (B) Purkinje system
(C) Sinoatrial node (D) Atrioventricular node
Ans: C
16. In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart ?
(A) S- Start of systole (B) T- end of diastole
(C) P- depolarization of the atria (D) R- Depolarization of ventricles
Ans: C
17. ‘Bundle of His’ is a part of which one of the following organs in humans ?
(A) Brain (B) Heart (C) Kidney (D) Pancreas
Ans: B
18. Which chamber of human heart has thickest muscular wall ?
(A) Left ventricle (B) Left auricle (C) Right ventricle (D) Right auricle
Ans: A
19. The number of floating ribs in the human body is :
(A) 6 pairs (B) 5 pairs (C) 3 pairs (D) 2 pairs
Ans: D
20. The lower jaw in mammals is made up of :
(A) Mandible (B) Dentary (C) Maxlila (D) Angulars
Ans: A
21. Total number of bones in the hind limb of man is :
(A) 14 (B) 30 (C) 24 (D) 21
Ans: B
22. The joint found between sternum and the ribs in humans is :
(A) Angular joint (B) Fibrous joint
(C) Cartilaginous joint (D) Gliding joint
Ans: C
23. Which of the following cranial nerves can regulate heart beat ?
(A) X (B) IX (C) VIII (D) VII
Ans: A
24. What is intensity of sound in normal conversation ?
(A) 10-20 decibel (B) 30-60 decibel (C) 70-90 decibel (D) 120-150 decibel
Ans: B
25. In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive :
(A) K+ into the cell (B) K+& Na+ out of the cell
(C) Na+ into the cell (D) Na+ out of the cell
Ans: C
26. The most abundant intracellular cation is :
(A) Ca++ (B) H+ (C) K+ (D) Na+
Ans: C
27. Intercostal muscles occur in :
(A) Abdomen (B) Thigh (C) Diaphragm (D) Ribs
Ans: D
28. Which one of the following organs in the human body is most affected due to shortage of oxygen ?
(A) Intestine (B) Skin (C) Kidney (D) Brain
Ans: D
29. Oxygenated blood from lungs is carried to the heart by :
(A) Pulmonary artery (B) Pulmonary vein
(C) Coronary vein (D) Pre-cavals
Ans: B
30. The disease that occurs when the hemoglobin content of the blood goes down is
(A) Pleurisy (B) Emphysema (C) Anaemia (D) Pneumonia
Ans: C
31. The normal rate of respiration in man per minute is about :
(A) 10 to 15 times (B) 16 to 20 times (C) 19 to 21 times (D) 23 to 25 times
Ans: A
32. The covering of the lung is called :
(A) Pericardium (B) Perichondrium
(C) Pleural membrane (D) Peritoneum
Ans: C
33. Oxygen carrying capacity of blood is :
(A) 20% (B) 30% (C) 40% (D) 50%
Ans: A
34. Pulse pressure is :
(A) Pressure in the great veins
(B) Systolic pressure
(C) Difference between systolic and diastolic pressure
(D) Diastolic pressure
Ans: C
35. Human/mammalian/elephant heart is :
(A) Myogenic (B) Neurogenic (C) Cardiogenic (D) Digenic
Ans: A
36. To reach the left side of heart the blood must pass through :
(A) Sinus Venosus (B) Kidneys (C) Liver (D) Lungs
Ans: D
37. Characteristics of cardiac muscles are that they :
(A) Contract quickly and get fatigued
(B) Contract quickly and do not get fatigued
(C) Contract slowly and get fatigued
(D) Contract slowly and do not get fatigued
Ans: B
38. The pH of blood is :
(A) Between 7-8 (B) Between 2-4 (C) Between 12-14 (D) Between 2-5
Ans: A
39. Pulse can be detected from the artery of :
(A) Thigh (B) Diaphragm (C) Humerus (D) Wrist
Ans: D
40. ECG is a measure of :
(A) Rate of heart beat (B) Difference in electric potential
(C) Volume of blood pumped (D) Ventricular Contraction
Ans: B
41. Cardiac output is determined by :
(A) Heart rate (B) Stroke volume (C) Blood flow (D) Both (A) and (B)
Ans: D
42. In order for the blood to flow from right ventricle to left ventricle in mammalian heart, it must flow through :
(i) Right ventricle
(ii) Pulmonary veins
(iii) Left atrium
(iv) Lungs
(v) Pulmonary arteries
(A) (i), (v), (iv), (ii), (iii) (B) (i), (ii), (iii), (iv), (v)
(C) (iii), (v), (i), (ii), (iv) (D) (iii), (ii), (i), (iv), (v)
Ans: A
43. During systemic circulation, blood leaves the (i) __________ and (ii) __________.
(A) (i) Left ventricle, (ii) goes directly to the aorta
(B) (i) Right ventricle, (ii) goes directly to the aorta
(C) (i) Right ventricle, (ii) moves to the lungs
(D) (i) Left ventricle, (ii) moves to the lungs
Ans: A
44. On a normal ECG/EKG, ventricular depolarization occurs during the :
(A) P wave (B) QRS complex (C) T wave (D) P-Q interval
Ans: B
45. When aortic pressure is greater than the ventricular pressure :
(A) The tricuspid atrioventricular valve opens
(B) The bicuspid/mitral atrioventricular valve closes
(C) The aortic semilunar valve closes
(D) The pulmonary semilunar valve opens
Ans: C
46. Following a motor vehicle accident, a large loss of blood will initially cause :
(A) A lowered BP due to a decreased cardiac output
(B) A higher BP due to an increased stroke volume
(C) No change in BP but a slower heart rate
(D) No change in BP but an increased respiration rate
Ans: A
47. The heart is made up of which type of muscle :
(A) Skeletal muscle (B) Smooth muscle (C) Cardiac muscle (D) Elastic muscle
Ans: C
48. The most common type of defect of the cardiac septa is :
(A) Muscular ventricular septal defect
(B) Primum atrial septal defect
(C) Secundum atrial septal defect
(D) Membranous ventricular septal defect
Ans: D
49. Function of transducer is to convert :
(A) Electrical signal into non electrical quantity
(B) Non electrical quantity into electrical signal
(C) Electrical signal into mechanical quantity
(D) All of these
Ans: B
50. Strain gauge is a :
(A) Active device and converts mechanical displacement into a change of resistance
(B) Passive device and converts electrical displacement into a change of resistance
(C) Passive device and converts mechanical displacement into a change of resistance
(D) Active device and converts electrical displacement into a change of resistance
Ans: C
51. The linear variable differential transformer transducer is :
(A) Inductive transducer (B) Non-inductive transducer
(C) Capacitive transducer (D) Resistive transducer
Ans: A
52. If at one end, the two wires made of different metals are joined together then a voltage will get produced between the two wires due to difference of temp. between the two ends of wires. This effect is observed in :
(A) Thermistors (B) RTD (C) Ultrasonics (D) Thermocouples
Ans: D
53. Sound is produced due to :
(A) Friction (B) Circulation (C) Vibration (D) Refraction
Ans: C
54. Sound waves are :
(A) Longitudinal (B) Transverse (C) Electromagnetic (D) Only magnetic
Ans: A
55. A thin, semi-transparent, flexible membrane is known as :
(A) Ear lobe (B) Ear canal (C) Ear drum (D) Pinna
Ans: C
56. Pinna is a shell-like structure which is a part of :
(A) Inner ear (B) Outer ear (C) Middle ear (D) None of them
Ans: B
57. The classic ECG changes in myocardial infarction (MI) are :
(A) T- wave
(B) ST- segment elevation
(C) Development of an abnormal wave
(D) All of the above
Ans: D
58. One specific ECG change in hypokalemia (low potassium level) is :
(A) U wave (a positive deflection after the T wave)
(B) ST segment elevation
(C) Tall peaked T waves
(D) Increased amplitude and widening of the QRS complex
Ans: A
59. Normal QRS width is :
(A) 0.12 to 0.20 second (B) 0.42 to 0.43 second
(C) 0.08 to 0.12 second (D) 0.04 to 0.10 second
Ans: D
60. When do coronary arteries primarily receive blood flow ?
(A) During inspiration (B) During diastole
(C) During expiration (D) During systole
Ans: B
61. Which of the following is the most common symptom of myocardial infarction ?
(A) Chest pain (B) Dyspnea (C) Edema (D) Palpitations
Ans: A
62. Which of the following diagnostic tools is most commonly used to determine the location of myocardial damage ?
(A) Cardiac catheterization (B) Cardiac enzymes
(C) Echocardiogram (D) Electrocardiogram
Ans: D
63. __________ is formed by placing negative electrode on the zero point and the positive electrode on the right arm :
(A) Lead II (B) Lead I (C) Lead III (D) aVR
Ans: D
64. In normal ECG recording the paper speed is __________.
(A) 50 mm/second (B) 25 mm/second (C) 50 mm/minute (D) 25 mm/minute
Ans: B
65. Lead III obtained by connecting __________ and __________.
(A) Right arm and left arm (B) Right leg and left leg
(C) Right arm and left leg (D) Left arm and left leg
Ans: D
66. Organ of corti is situated in :
(A) Scala media (B) Scala tympanum
(C) Scala vestibule (D) Saccule
Ans: A
67. Positive Rinnetest is seen in :
(A) Otosclerosis (B) CSOM
(C) Wax impacted ear (D) Presbycusis
Ans: D
68. Otosclerosis is associated with all except :
(A) Conductive deafness (B) Common in males
(C) Mostly attests stapes (D) Run in families
Ans: B
69. Cochlear implant used in :
(A) Sensory neural deafness (B) Conductive deafness
(C) Mixed (D) None
Ans: A
70. Who invented ECG ?
(A) Willem Einthoven (B) Ampere
(C) Darwin (D) Newton
Ans: A
71. I.C.C.U. stands :
(A) Critical Care Unit (B) Instrument Command and Control Unit
(C) Intensive Care Unit (D) Intensive Coronary Care Unit
Ans: D
72. Tachycardia means __________.
(A) Heart rate above 100 beats per minute
(B) Heart rate between 60 and 80 beats per minute
(C) Heart rate below 60 beats per minute
(D) 70-72 beats per minute
Ans: A
73. Lead V2 is placed over __________ intercostal space in the left sterna margin.
(A) 5th
(B) 4th
(C) 2nd
(D) 3rd
Ans: B
74. First human heart transplant was performed by :
(A) Watson (B) Christian Barnad
(C) William Harvey (D) Einthoven
Ans: B
75. The artificial pacemaker consists of a pulse generator for containing :
(A) Lithium halide cell (B) Strontium cell
(C) SA node (D) Dry cell
Ans: A
76. “anterior” means __________.
(A) Towards the back of the body (B) Towards the front of the body
(C) Nearer to head (D) Nearer to foot
Ans: B
77. Vital capacity of lungs of an average human is :
(A) 3000 - 4500 ml (B) 1500 - 1800 ml (C) 2000 - 2500 ml (D) 500 - 1000 ml
Ans: A
78. Sympathetic nervous system :
(A) Decrease heart beat (B) Increases heart beat
(C) Not related to heart beat (D) Control heart beat
Ans: B
79. In man regulation of respiration and heart beat is maintained by :
(A) Cerebrum (B) Medulla oblongata
(C) Cerebellum (D) Spinal cord
Ans: A
80. Universal blood recipient is :
(A) Blood group O (B) Blood group AB (C) Blood group A (D) Blood group B
Ans: B
81. ––––––––––– is called as suicidal bag in the cell. (A) Mitochondria (B) Lysosomes (C) Rybosomes (D) Endoplasmic reticulum.
Ans: B
82. Endoplasmic reticulum which contains rybosomes is called: (A) Golgi bodies (B) Plasma membrane (C) Rough Endoplasmic reticulum (D) Smooth endoplasmic recticulum
Ans: C
83. Study about the function of the body is called as: (A) Anatomy (B) Cytology (C) Physiology (D) Psychology
Ans: C
84. Transistor in which both free electrons and holes are current carriers is termed as: (A) Bipolar transistor (B) Dipolar transistor (C) Tripolar transistor (D) Semipolar transistor
Ans: A
85. Amount of energy required to produce full conduction across pn junction in forward bias is called: (A) Barrier potential (B) Barrier difference (C) Barrier intensity (D) Barrier frequency
Ans: A
86. Region of semiconductor which is very thin and lightly doped as compared to other regions is called: (A) Emitter (B) Collector (C) Source (D) Base
Ans: D
87. What does a cycle of CPR consist of? (A) Thirty chest compressions and three rescue breaths (B) Twenty chest compressions and two rescue breaths (C) Thirty chest compressions and two rescue breaths (D) Twenty chest compressions and three rescue breaths
Ans: C
88. ––––––––––– ultrasonic sounds are used in doing echocardiography in paediatric cases. (A) Mid Frequency (B) Octave frequency (C) High frequency (D) Low frequency
Ans: C
89. What is the normal value of P-R interval? (A) 0.35-0.44 seconds (B) 0.11 seconds (C) 0.09 seconds (D) 0.12-0.2 seconds
Ans: D
90. ATP stands for –––––––––––. (A) Adenodine Tri Phosphate (B) Adenosine Tri Phosphate (C) Adenosine Tri Phospherous (D) Adenosite Tri Phosphate
Ans: B
91. ––––––––––– is the largest artery in human body: (A) Carotid Artery (B) Vertebral Artery (C) Pulmonary Artery (D) Aorta
Ans: D
92. The duration for complete cardiac diastole is: (A) 0.2 sec (B) 0.5 sec (C) 0.4 sec (D) 0.9 sec
Ans: C
93. Which one of the following is called natural pace maker of the heart? (A) AV node (B) Left Ventricle (C) SA node (D) Right Ventricle
Ans: C
94. The outer most layer of heart is called: (A) Endocardium (B) Pericardium (C) Myocardium (D) Plueral layer
Ans: B
95. The condition in which the heart point to the right side of the chest is called: (A) Levocardia (B) Dextrocardia (C) Mesocardia (D) Patent Ductus Arteriosus
Ans: B
96. Which of the following term is used to indicate a body structure located above another structure? (A) Inferior (B) Lateral (C) Medial (D) Superior
Ans: D
97. The process of removal of a compound that body no more requires is called: (A) Secretion (B) Movement (C) Excretion (D) Digestion
Ans: C
98. The angle between manubrium and body of sternum is called: (A) Adam’s apple (B) Thyroid notch (C) Angle of Louis (D) Xiphoid Process
Ans: C
99. The ribs that does not have an anterior attachment is called: (A) True ribs (B) False ribs (C) Floating ribs (D) 9th rib
Ans: C
100. The action potential of a cell is: (A) +20mv (B) –20mv (C) 60mv (D) –70mv
Ans: D
(A) Inductive transducer (B) Non-inductive transducer
(C) Capacitive transducer (D) Resistive transducer
Ans: A
52. If at one end, the two wires made of different metals are joined together then a voltage will get produced between the two wires due to difference of temp. between the two ends of wires. This effect is observed in :
(A) Thermistors (B) RTD (C) Ultrasonics (D) Thermocouples
Ans: D
53. Sound is produced due to :
(A) Friction (B) Circulation (C) Vibration (D) Refraction
Ans: C
54. Sound waves are :
(A) Longitudinal (B) Transverse (C) Electromagnetic (D) Only magnetic
Ans: A
55. A thin, semi-transparent, flexible membrane is known as :
(A) Ear lobe (B) Ear canal (C) Ear drum (D) Pinna
Ans: C
56. Pinna is a shell-like structure which is a part of :
(A) Inner ear (B) Outer ear (C) Middle ear (D) None of them
Ans: B
57. The classic ECG changes in myocardial infarction (MI) are :
(A) T- wave
(B) ST- segment elevation
(C) Development of an abnormal wave
(D) All of the above
Ans: D
58. One specific ECG change in hypokalemia (low potassium level) is :
(A) U wave (a positive deflection after the T wave)
(B) ST segment elevation
(C) Tall peaked T waves
(D) Increased amplitude and widening of the QRS complex
Ans: A
59. Normal QRS width is :
(A) 0.12 to 0.20 second (B) 0.42 to 0.43 second
(C) 0.08 to 0.12 second (D) 0.04 to 0.10 second
Ans: D
60. When do coronary arteries primarily receive blood flow ?
(A) During inspiration (B) During diastole
(C) During expiration (D) During systole
Ans: B
61. Which of the following is the most common symptom of myocardial infarction ?
(A) Chest pain (B) Dyspnea (C) Edema (D) Palpitations
Ans: A
62. Which of the following diagnostic tools is most commonly used to determine the location of myocardial damage ?
(A) Cardiac catheterization (B) Cardiac enzymes
(C) Echocardiogram (D) Electrocardiogram
Ans: D
63. __________ is formed by placing negative electrode on the zero point and the positive electrode on the right arm :
(A) Lead II (B) Lead I (C) Lead III (D) aVR
Ans: D
64. In normal ECG recording the paper speed is __________.
(A) 50 mm/second (B) 25 mm/second (C) 50 mm/minute (D) 25 mm/minute
Ans: B
65. Lead III obtained by connecting __________ and __________.
(A) Right arm and left arm (B) Right leg and left leg
(C) Right arm and left leg (D) Left arm and left leg
Ans: D
66. Organ of corti is situated in :
(A) Scala media (B) Scala tympanum
(C) Scala vestibule (D) Saccule
Ans: A
67. Positive Rinnetest is seen in :
(A) Otosclerosis (B) CSOM
(C) Wax impacted ear (D) Presbycusis
Ans: D
68. Otosclerosis is associated with all except :
(A) Conductive deafness (B) Common in males
(C) Mostly attests stapes (D) Run in families
Ans: B
69. Cochlear implant used in :
(A) Sensory neural deafness (B) Conductive deafness
(C) Mixed (D) None
Ans: A
70. Who invented ECG ?
(A) Willem Einthoven (B) Ampere
(C) Darwin (D) Newton
Ans: A
71. I.C.C.U. stands :
(A) Critical Care Unit (B) Instrument Command and Control Unit
(C) Intensive Care Unit (D) Intensive Coronary Care Unit
Ans: D
72. Tachycardia means __________.
(A) Heart rate above 100 beats per minute
(B) Heart rate between 60 and 80 beats per minute
(C) Heart rate below 60 beats per minute
(D) 70-72 beats per minute
Ans: A
73. Lead V2 is placed over __________ intercostal space in the left sterna margin.
(A) 5th
(B) 4th
(C) 2nd
(D) 3rd
Ans: B
74. First human heart transplant was performed by :
(A) Watson (B) Christian Barnad
(C) William Harvey (D) Einthoven
Ans: B
75. The artificial pacemaker consists of a pulse generator for containing :
(A) Lithium halide cell (B) Strontium cell
(C) SA node (D) Dry cell
Ans: A
76. “anterior” means __________.
(A) Towards the back of the body (B) Towards the front of the body
(C) Nearer to head (D) Nearer to foot
Ans: B
77. Vital capacity of lungs of an average human is :
(A) 3000 - 4500 ml (B) 1500 - 1800 ml (C) 2000 - 2500 ml (D) 500 - 1000 ml
Ans: A
78. Sympathetic nervous system :
(A) Decrease heart beat (B) Increases heart beat
(C) Not related to heart beat (D) Control heart beat
Ans: B
79. In man regulation of respiration and heart beat is maintained by :
(A) Cerebrum (B) Medulla oblongata
(C) Cerebellum (D) Spinal cord
Ans: A
80. Universal blood recipient is :
(A) Blood group O (B) Blood group AB (C) Blood group A (D) Blood group B
Ans: B
81. ––––––––––– is called as suicidal bag in the cell. (A) Mitochondria (B) Lysosomes (C) Rybosomes (D) Endoplasmic reticulum.
Ans: B
82. Endoplasmic reticulum which contains rybosomes is called: (A) Golgi bodies (B) Plasma membrane (C) Rough Endoplasmic reticulum (D) Smooth endoplasmic recticulum
Ans: C
83. Study about the function of the body is called as: (A) Anatomy (B) Cytology (C) Physiology (D) Psychology
Ans: C
84. Transistor in which both free electrons and holes are current carriers is termed as: (A) Bipolar transistor (B) Dipolar transistor (C) Tripolar transistor (D) Semipolar transistor
Ans: A
85. Amount of energy required to produce full conduction across pn junction in forward bias is called: (A) Barrier potential (B) Barrier difference (C) Barrier intensity (D) Barrier frequency
Ans: A
86. Region of semiconductor which is very thin and lightly doped as compared to other regions is called: (A) Emitter (B) Collector (C) Source (D) Base
Ans: D
87. What does a cycle of CPR consist of? (A) Thirty chest compressions and three rescue breaths (B) Twenty chest compressions and two rescue breaths (C) Thirty chest compressions and two rescue breaths (D) Twenty chest compressions and three rescue breaths
Ans: C
88. ––––––––––– ultrasonic sounds are used in doing echocardiography in paediatric cases. (A) Mid Frequency (B) Octave frequency (C) High frequency (D) Low frequency
Ans: C
89. What is the normal value of P-R interval? (A) 0.35-0.44 seconds (B) 0.11 seconds (C) 0.09 seconds (D) 0.12-0.2 seconds
Ans: D
90. ATP stands for –––––––––––. (A) Adenodine Tri Phosphate (B) Adenosine Tri Phosphate (C) Adenosine Tri Phospherous (D) Adenosite Tri Phosphate
Ans: B
91. ––––––––––– is the largest artery in human body: (A) Carotid Artery (B) Vertebral Artery (C) Pulmonary Artery (D) Aorta
Ans: D
92. The duration for complete cardiac diastole is: (A) 0.2 sec (B) 0.5 sec (C) 0.4 sec (D) 0.9 sec
Ans: C
93. Which one of the following is called natural pace maker of the heart? (A) AV node (B) Left Ventricle (C) SA node (D) Right Ventricle
Ans: C
94. The outer most layer of heart is called: (A) Endocardium (B) Pericardium (C) Myocardium (D) Plueral layer
Ans: B
95. The condition in which the heart point to the right side of the chest is called: (A) Levocardia (B) Dextrocardia (C) Mesocardia (D) Patent Ductus Arteriosus
Ans: B
96. Which of the following term is used to indicate a body structure located above another structure? (A) Inferior (B) Lateral (C) Medial (D) Superior
Ans: D
97. The process of removal of a compound that body no more requires is called: (A) Secretion (B) Movement (C) Excretion (D) Digestion
Ans: C
98. The angle between manubrium and body of sternum is called: (A) Adam’s apple (B) Thyroid notch (C) Angle of Louis (D) Xiphoid Process
Ans: C
99. The ribs that does not have an anterior attachment is called: (A) True ribs (B) False ribs (C) Floating ribs (D) 9th rib
Ans: C
100. The action potential of a cell is: (A) +20mv (B) –20mv (C) 60mv (D) –70mv
Ans: D
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