PHYSIOLOGY- MEDICAL DEPARTMENT- PAGE 1
PHYSIOLOGY- MEDICAL DEPARTMENT MCQs
1:-Mechanism by which digitalis increases myocardial contractility is by
A:-Inhibiting sodium potassium pump B:-Activating protein kinase
C:-Decreasing adrenaline levels in myocardium D:-Decreasing break down of Camp
Ans: A
2:-Migrating motor complex is initiated by
A:-Guanylin B:-Motilin C:-Peptide YY D:-Somatostain
Ans: B
3:-Fluctuations in blood pressure synchronized with respiration are
A:-Traube Hering Waves B:-Mayer waves C:-Slow waves D:-Gamma oscillations
Ans: A
4:-Example of a condition which cause distributive shock is
A:-Hemorrhage B:-Burns C:-Anaphylaxis D:-Tension pneumothorax
Ans: C
5:-Hyperbaric oxygen therapy is of no use in
A:-Carbon monoxide poisoning B:-Gas gansrene C:-Diabetic leg ulcer D:-Congestive cardiac failure
Ans: D
6:-During exercise, arterio venous oxygen difference
A:-Increases B:-First decreases then increases C:-Decreases D:-Remains same
Ans: A
7:-The first urge to pass urine is felt as urinary bladder volume of
A:-100 ml B:-150 ml C:-250 ml D:-300 ml
Ans: B
8:-All of the following are effects of prolonged stay in space EXCEPT
A:-Decrease in red cell mass B:-Loss of bone mass C:-Increase in blood volume D:-Decrease in muscle strength
Ans: C
9:-Which of the following diuretic acts on proximal tubule?
A:-Spironolactone B:-Amiloride C:-Frusemide D:-Acetazolamide
Ans: D
10:-Which of the following increases extracellular potassium concentration?
A:-Insulin B:-Aldosterone C:-Alkalosis D:-Severe exercise
Ans: D
11:-Which of the following is NOT a component of Papez circuit?
A:-Cingulate gyrus B:-Mammilary body C:-Posterior thalamic nucleus D:-Hippocampus
Ans: C
12:-A mutation in KALIG1 gene is seen in
A:-Kartagener's syndrome
B:-Kallmann syndrome
C:-Klinfelter's syndrome
D:-Kluver Bucy syndrome
Ans: B
13:-The protein which connects Z line to M line and provides scaffolding for sarcomere is
A:-Titin B:-Desmin C:-Actinin D:-Troponin
Ans: A
14:-The average arm to tongue circulation time is
A:-5 seconds B:-10 seconds C:-15 seconds D:-20 second
Ans: C
15:-Human Chorionic Gonadotropin acts on
A:-LH receptor B:-FSH receptor C:-TSH receptor D:-ACTH receptor
Ans: A
16:-Effect of deafferentation of bladder is
A:-Shrunken and hypertrophied wall B:-Spastic with hyperactive voiding reflex
C:-Overfilled with dribbling D:-Distended, thin walled and hypotonic
Ans: D
17:-The diluting segment of nephron is
A:-Proximal convoluted tubule B:-Thick ascending limb of loop of Henle
C:-Descending limb of loop of Henle D:-Medullary collecting duct
Ans: B
18:-Oral contraceptive pills act by
A:-Inhibiting ovulation B:-Decreasing motility of sperms C:-Spermicidal action D:-Increasing motility of fallopian tubes
Ans: A
19:-The Poiseuille Hagen formula calculates relation among the following EXCEPT
A:-Flow in a narrow tube
B:-pH of blood
C:-Raidus of the tube
D:-Viscosity of blood
Ans: B
20:-Gap junctions are made up of proteins called
A:-Connexons B:-Caspases C:-Dyneins D:-Cadherins
Ans: A
21:-Which of the following proteins are called as folding proteins?
A:-Perforins B:-Chaperons C:-Tubulins D:-Clathrins
Ans: B
22:-Enzyme which converts testosterone to estradiol in ovarian follicle is
A:-Isomerase B:-Dehydrogenase C:-Aromatase D:-Transferase
Ans: C
23:-Fusion of sperm with membrane of ovum is mediated by
A:-Acrosin B:-Fertilin C:-Catsper D:-Inhibin
Ans: B
24:-The main excitatory neurotransmitter in central nervous system is
A:-Glutamate B:-Substance P C:-Enkephalin D:-Serotonin
Ans: A
25:-Bicarbonate reabsorption is maximum in
A:-Medullary collecting duct B:-Distal convoluted tubule C:-Proximal convoluted tubule D:-Cortical collecting duct
Ans: C
26:-Fibres from ipsilateral hemiretina project in which layer of lateral geniculate body
A:-1,4,6 B:-2,3,5 C:-1,3,6 D:-2,4,6
Ans: B
27:-All of the following are dopamine agonists EXCEPT
A:-Bromocriptine B:-Apomorphine C:-Clozapine D:-Pramiprexole
Ans: C
28:-The inclusion bodies seen in neurons of parkinsonism patients are
A:-Lewy bodies B:-Russell bodies C:-Negri bodies D:-Schaumann bodies
Ans: A
29:-The substance that is present both in serum and plasma is
A:-Prothrombin B:-Antihaemophilic factor A C:-Fibrinogen D:-Proconvertin
Ans: D
30:-An agent which causes contraction of mesangial cells is
A:-Atrial natriuretic peptide B:-Dopamine C:-cAMP D:-Endothelins
Ans: D
31:-Cerebellar nystagmus occurs due to damage to
A:-Anterior lobe B:-Flocculonodular lobe C:-Posterior lobe D:-Vermis
Ans: B
32:-Type of cell NOT present in olfactory bulb
A:-Mitral cell
B:-Granule cell
C:-Tufted cell
D:-Horizontal cell
Ans: D
33:-Which of the following is increased when radius of resistance vessels is increased?
A:-Haematocrit B:-Diastolic blood pressure C:-Capillary blood flow D:-Systolic blood pressure
Ans: C
34:-Which of the following is NOT a cause of edema?
A:-Decreased capillary permeability B:-Decreased plasma protein
C:-Increased venous pressure D:-Inadequate lymph flow
Ans: A
35:-Dicrotic notch in aortic pressure curve is caused by closure of
A:-Tricuspid valve B:-Pulmonary valve C:-Mitral valve D:-Aortic valve
Ans: D
36:-Fourth heart sounds is caused by
A:-Closure of aortic and pulmonary valve B:-Ventricular filling
C:-Closure of mitral and tricuspid valve D:-Vibrations in ventricular wall during systole
Ans: B
37:-Largest volume of gas that can be moved into and out of the lungs in one minute by voluntary effort is
A:-Respiratory minute volume B:-Forced vital capacity
C:-Maximum voluntary ventilation D:-Total lung capacity
Ans: C
38:-Which of the following plays a major role in vasodilatation of penis during erection?
A:-Nitric oxide B:-Vasopressin C:-Bradykinin D:-Prostaglandin
Ans: A
39:-Sensory system codes for the following attributes of a stimulus EXCEPT
A:-Modality B:-Sensitization C:-Intensity D:-Location
Ans: B
40:-Which of the following is NOT a characteristic of smooth muscle?
A:-Slow cycling of myosin cross bridges B:-Low energy requirement to sustain contraction
C:-Stress relaxation D:-Maximum force of contraction is less than that of skeletal muscle
Ans: D
41:-Duration of AV nodal delay is
A:-0.1 seconds B:-0.3 seconds C:-0.5 seconds D:-0.7 seconds
Ans: A
42:-Second polar body is extruded
A:-At the time of ovulation B:-At the time of LH surge
C:-At the time of fertilization of the ovum D:-48 hours prior to ovulation
Ans: C
43:-Compound action potential is the property of
A:-Sensory nerve B:-Mixed nerve C:-Single nerve fibre D:-Motor nerve
Ans: B
44:-The wheal in triple response occurs due to
A:-increased capillary permeability B:-arteriolar dilation C:-axon reflex D:-contraction of precapillary sphincters
Ans: A
45:-Which of the following has the highest pH?
A:-Saliva B:-Gastric juice C:-Gall bladder bile D:-Pancreatic juice
Ans: D
46:-EEG rhythm with lowest frequency is
A:-Alpha B:-Beta C:-Delta D:-Theta
Ans: C
47:-Effective renal plasma flow in humans is
A:-425 ml/min B:-525 ml/min C:-625 ml/min D:-725 ml/min
Ans: C
48:-Group A nerve fibres are most susceptible to
A:-Pressure B:-Hypoxia C:-Temperature D:-Local anaesthetics
Ans: A
49:-Which of the following is a peptide hormone?
A:-Estrogen B:-Parathormone C:-Thyroxine D:-Cortisol
Ans: B
50:-Sperms persist in female genital tract for
A:-1-2 minutes B:-1-2 hours C:-1-2 days D:-1-2 weeks
Ans: C
A:-Inhibiting sodium potassium pump B:-Activating protein kinase
C:-Decreasing adrenaline levels in myocardium D:-Decreasing break down of Camp
Ans: A
2:-Migrating motor complex is initiated by
A:-Guanylin B:-Motilin C:-Peptide YY D:-Somatostain
Ans: B
3:-Fluctuations in blood pressure synchronized with respiration are
A:-Traube Hering Waves B:-Mayer waves C:-Slow waves D:-Gamma oscillations
Ans: A
4:-Example of a condition which cause distributive shock is
A:-Hemorrhage B:-Burns C:-Anaphylaxis D:-Tension pneumothorax
Ans: C
5:-Hyperbaric oxygen therapy is of no use in
A:-Carbon monoxide poisoning B:-Gas gansrene C:-Diabetic leg ulcer D:-Congestive cardiac failure
Ans: D
6:-During exercise, arterio venous oxygen difference
A:-Increases B:-First decreases then increases C:-Decreases D:-Remains same
Ans: A
7:-The first urge to pass urine is felt as urinary bladder volume of
A:-100 ml B:-150 ml C:-250 ml D:-300 ml
Ans: B
8:-All of the following are effects of prolonged stay in space EXCEPT
A:-Decrease in red cell mass B:-Loss of bone mass C:-Increase in blood volume D:-Decrease in muscle strength
Ans: C
9:-Which of the following diuretic acts on proximal tubule?
A:-Spironolactone B:-Amiloride C:-Frusemide D:-Acetazolamide
Ans: D
10:-Which of the following increases extracellular potassium concentration?
A:-Insulin B:-Aldosterone C:-Alkalosis D:-Severe exercise
Ans: D
11:-Which of the following is NOT a component of Papez circuit?
A:-Cingulate gyrus B:-Mammilary body C:-Posterior thalamic nucleus D:-Hippocampus
Ans: C
12:-A mutation in KALIG1 gene is seen in
A:-Kartagener's syndrome
B:-Kallmann syndrome
C:-Klinfelter's syndrome
D:-Kluver Bucy syndrome
Ans: B
13:-The protein which connects Z line to M line and provides scaffolding for sarcomere is
A:-Titin B:-Desmin C:-Actinin D:-Troponin
Ans: A
14:-The average arm to tongue circulation time is
A:-5 seconds B:-10 seconds C:-15 seconds D:-20 second
Ans: C
15:-Human Chorionic Gonadotropin acts on
A:-LH receptor B:-FSH receptor C:-TSH receptor D:-ACTH receptor
Ans: A
16:-Effect of deafferentation of bladder is
A:-Shrunken and hypertrophied wall B:-Spastic with hyperactive voiding reflex
C:-Overfilled with dribbling D:-Distended, thin walled and hypotonic
Ans: D
17:-The diluting segment of nephron is
A:-Proximal convoluted tubule B:-Thick ascending limb of loop of Henle
C:-Descending limb of loop of Henle D:-Medullary collecting duct
Ans: B
18:-Oral contraceptive pills act by
A:-Inhibiting ovulation B:-Decreasing motility of sperms C:-Spermicidal action D:-Increasing motility of fallopian tubes
Ans: A
19:-The Poiseuille Hagen formula calculates relation among the following EXCEPT
A:-Flow in a narrow tube
B:-pH of blood
C:-Raidus of the tube
D:-Viscosity of blood
Ans: B
20:-Gap junctions are made up of proteins called
A:-Connexons B:-Caspases C:-Dyneins D:-Cadherins
Ans: A
21:-Which of the following proteins are called as folding proteins?
A:-Perforins B:-Chaperons C:-Tubulins D:-Clathrins
Ans: B
22:-Enzyme which converts testosterone to estradiol in ovarian follicle is
A:-Isomerase B:-Dehydrogenase C:-Aromatase D:-Transferase
Ans: C
23:-Fusion of sperm with membrane of ovum is mediated by
A:-Acrosin B:-Fertilin C:-Catsper D:-Inhibin
Ans: B
24:-The main excitatory neurotransmitter in central nervous system is
A:-Glutamate B:-Substance P C:-Enkephalin D:-Serotonin
Ans: A
25:-Bicarbonate reabsorption is maximum in
A:-Medullary collecting duct B:-Distal convoluted tubule C:-Proximal convoluted tubule D:-Cortical collecting duct
Ans: C
26:-Fibres from ipsilateral hemiretina project in which layer of lateral geniculate body
A:-1,4,6 B:-2,3,5 C:-1,3,6 D:-2,4,6
Ans: B
27:-All of the following are dopamine agonists EXCEPT
A:-Bromocriptine B:-Apomorphine C:-Clozapine D:-Pramiprexole
Ans: C
28:-The inclusion bodies seen in neurons of parkinsonism patients are
A:-Lewy bodies B:-Russell bodies C:-Negri bodies D:-Schaumann bodies
Ans: A
29:-The substance that is present both in serum and plasma is
A:-Prothrombin B:-Antihaemophilic factor A C:-Fibrinogen D:-Proconvertin
Ans: D
30:-An agent which causes contraction of mesangial cells is
A:-Atrial natriuretic peptide B:-Dopamine C:-cAMP D:-Endothelins
Ans: D
31:-Cerebellar nystagmus occurs due to damage to
A:-Anterior lobe B:-Flocculonodular lobe C:-Posterior lobe D:-Vermis
Ans: B
32:-Type of cell NOT present in olfactory bulb
A:-Mitral cell
B:-Granule cell
C:-Tufted cell
D:-Horizontal cell
Ans: D
33:-Which of the following is increased when radius of resistance vessels is increased?
A:-Haematocrit B:-Diastolic blood pressure C:-Capillary blood flow D:-Systolic blood pressure
Ans: C
34:-Which of the following is NOT a cause of edema?
A:-Decreased capillary permeability B:-Decreased plasma protein
C:-Increased venous pressure D:-Inadequate lymph flow
Ans: A
35:-Dicrotic notch in aortic pressure curve is caused by closure of
A:-Tricuspid valve B:-Pulmonary valve C:-Mitral valve D:-Aortic valve
Ans: D
36:-Fourth heart sounds is caused by
A:-Closure of aortic and pulmonary valve B:-Ventricular filling
C:-Closure of mitral and tricuspid valve D:-Vibrations in ventricular wall during systole
Ans: B
37:-Largest volume of gas that can be moved into and out of the lungs in one minute by voluntary effort is
A:-Respiratory minute volume B:-Forced vital capacity
C:-Maximum voluntary ventilation D:-Total lung capacity
Ans: C
38:-Which of the following plays a major role in vasodilatation of penis during erection?
A:-Nitric oxide B:-Vasopressin C:-Bradykinin D:-Prostaglandin
Ans: A
39:-Sensory system codes for the following attributes of a stimulus EXCEPT
A:-Modality B:-Sensitization C:-Intensity D:-Location
Ans: B
40:-Which of the following is NOT a characteristic of smooth muscle?
A:-Slow cycling of myosin cross bridges B:-Low energy requirement to sustain contraction
C:-Stress relaxation D:-Maximum force of contraction is less than that of skeletal muscle
Ans: D
41:-Duration of AV nodal delay is
A:-0.1 seconds B:-0.3 seconds C:-0.5 seconds D:-0.7 seconds
Ans: A
42:-Second polar body is extruded
A:-At the time of ovulation B:-At the time of LH surge
C:-At the time of fertilization of the ovum D:-48 hours prior to ovulation
Ans: C
43:-Compound action potential is the property of
A:-Sensory nerve B:-Mixed nerve C:-Single nerve fibre D:-Motor nerve
Ans: B
44:-The wheal in triple response occurs due to
A:-increased capillary permeability B:-arteriolar dilation C:-axon reflex D:-contraction of precapillary sphincters
Ans: A
45:-Which of the following has the highest pH?
A:-Saliva B:-Gastric juice C:-Gall bladder bile D:-Pancreatic juice
Ans: D
46:-EEG rhythm with lowest frequency is
A:-Alpha B:-Beta C:-Delta D:-Theta
Ans: C
47:-Effective renal plasma flow in humans is
A:-425 ml/min B:-525 ml/min C:-625 ml/min D:-725 ml/min
Ans: C
48:-Group A nerve fibres are most susceptible to
A:-Pressure B:-Hypoxia C:-Temperature D:-Local anaesthetics
Ans: A
49:-Which of the following is a peptide hormone?
A:-Estrogen B:-Parathormone C:-Thyroxine D:-Cortisol
Ans: B
50:-Sperms persist in female genital tract for
A:-1-2 minutes B:-1-2 hours C:-1-2 days D:-1-2 weeks
Ans: C
51:-Water reabsorption is maximum from
A:-duodenum B:-colon C:-ileum D:-jejunum
Ans: D
52:-The most abundant cell type in Islets of Langerhans is
A:-A
B:-B
C:-D
D:-F
Ans: A
53:-Work done in quiet breathing is
A:-0.1 kg-m/min B:-1.2 kg-m/min C:-0.5 kg-m/min D:-3.5 kg-m/min
Ans: C
54:-Conversion of fibrinogen to fibrin is catalysed by
A:-Thromboplastin B:-Stuart Prower Factor C:-Proconvertin D:-Thrombin
Ans: D
55:-Which of the following causes a right shift of oxygen dissociation curve?
A:-Decrease in body temperature B:-Foetal haemoglobin C:-Myoglobin D:-Decrease in blood pH
Ans: D
56:-Which of the following is NOT an example of syndromic deafness?
A:-Liddle's syndrome B:-Pendred syndrome C:-Long QT syndrome D:-Bartter syndrome
Ans: A
57:-Which sensation is not lost on the same side of lesion in Brown Sequard Syndrome?
A:-Position sense B:-Vibration C:-Temperature D:-Touch
Ans: C
58:-Heavy water is used to determine
A:-Intracellular fluid volume B:-Extracellular fluid volume C:-Plasma volume D:-Total body water
Ans: D
59:-Spermatozoa acquire motility in
A:-Vas deferens B:-Epidydimis C:-Rete testis D:-Prostate
Ans: B
60:-Functional residual capacity in male is
A:-2.2 L B:-3.2 L C:-4.2 L D:-5.2 L
Ans: A
61:-Glial cells which help in making Blood brain barrier are
A:-Oligo dendrocytes B:-Schwann cells C:-Astrocytes D:-Microglia
Ans: C
62:-Weber Fechner law deals with
A:-Receptive field organization B:-Intensity discrimination C:-Tactile localization D:-None
Ans: B
63:-Which of the following is an Orexigenic factor?
A:-Corticotropin releasing hormone B:-Glucagon C:-Leptin D:-Neuropeptide Y
Ans: D
64:-Stokes Adams syndrome is loss of consciousness following
A:-Ventricular fibrillation B:-Complete heart block C:-Myocardial infarction D:-Ventricular tachycardia
Ans: B
65:-Effect of storage of blood on RBCs are all EXCEPT
A:-RBCs become spherical B:-Depletion of ATP C:-Loss of membrane stability D:-Increased glycolysis
Ans: D
66:-Prosapagnosia is the inability to
A:-Draw straight lines B:-Recognize faces C:-Count in order D:-Perceive pain
Ans: B
67:-Which of the following is facilitatory to stretch reflex?
A:-Vestibular nucleus B:-Cerebellum C:-Motor cortex D:-Basal ganglia
Ans: A
68:-Betz cells are found in
A:-Thalamus B:-Hypothalamus C:-Motor cortex D:-Sensory cortex
Ans: C
69:-Gastric acid secretion is stimulated by all EXCEPT
A:-Acetyl choline B:-Histamine C:-Secretin D:-Gastrin
Ans: C
70:-Lesion in angular gyrus produces
A:-Motor aphasia B:-Sensory aphasia C:-Conductive aphasia D:-Anomic aphasia
Ans: D
71:-The blobs of visual cortex are associated with
A:-Colour processing B:-Orientation C:-Ocular movements D:-Ocular dominance
Ans: A
72:-Which of the following is an example of a trinucleotide repeat disease?
A:-Wilson's disease B:-Cystic fibrosis C:-Hereditary spherocytosis D:-Huntington's disease
Ans: D
73:-Muscle weakness caused by antibodies against calcium channels in nerve endings at neuromuscular junction is seen in
A:-Myaesthenia gravis B:-Lambert Eaton syndrome C:-Multiple sclerosis D:-Muscular dystrophy
Ans: B
74:-K cells of intestine secrete
A:-Secretin B:-Vasoactive Intenstinal Pepide C:-Gastric Inhibitory Peptide D:-Cholecystokinin
Ans: C
75:-All are produced by kidney EXCEPT
A:-Vitamin D B:-Renin C:-Erythropoietin D:-Aldosterone
Ans: D
76:-The principal buffer in interstitial fluid is
A:-Carbonic acid B:-Phosphate C:-Haemoglobin D:-Ammonia
Ans: A
77:-Blood flow is almost always turbulent when Reynold's number is more than
A:-2000 B:-3000 C:-4000 D:-5000
Ans: B
78:-Respiratory burst in neutrophil is due to
A:-NADH oxidase B:-Elastase C:-Myeloperoxidase D:-NADPH oxidase
Ans: D
79:-Cholagogues are substances which cause
A:-Increases biliary secretion from liver B:-Neutralizes acid chyme
C:-Contraction of gall bladder D:-Helps in absorption of fat soluble vitamins
Ans: C
80:-Bicarbonate in gastric mucosal barrier is secreted from
A:-Chief cells B:-Oxyntic cells C:-Surface mucosal cells D:-Neck cells
Ans: C
A:-duodenum B:-colon C:-ileum D:-jejunum
Ans: D
52:-The most abundant cell type in Islets of Langerhans is
A:-A
B:-B
C:-D
D:-F
Ans: A
53:-Work done in quiet breathing is
A:-0.1 kg-m/min B:-1.2 kg-m/min C:-0.5 kg-m/min D:-3.5 kg-m/min
Ans: C
54:-Conversion of fibrinogen to fibrin is catalysed by
A:-Thromboplastin B:-Stuart Prower Factor C:-Proconvertin D:-Thrombin
Ans: D
55:-Which of the following causes a right shift of oxygen dissociation curve?
A:-Decrease in body temperature B:-Foetal haemoglobin C:-Myoglobin D:-Decrease in blood pH
Ans: D
56:-Which of the following is NOT an example of syndromic deafness?
A:-Liddle's syndrome B:-Pendred syndrome C:-Long QT syndrome D:-Bartter syndrome
Ans: A
57:-Which sensation is not lost on the same side of lesion in Brown Sequard Syndrome?
A:-Position sense B:-Vibration C:-Temperature D:-Touch
Ans: C
58:-Heavy water is used to determine
A:-Intracellular fluid volume B:-Extracellular fluid volume C:-Plasma volume D:-Total body water
Ans: D
59:-Spermatozoa acquire motility in
A:-Vas deferens B:-Epidydimis C:-Rete testis D:-Prostate
Ans: B
60:-Functional residual capacity in male is
A:-2.2 L B:-3.2 L C:-4.2 L D:-5.2 L
Ans: A
61:-Glial cells which help in making Blood brain barrier are
A:-Oligo dendrocytes B:-Schwann cells C:-Astrocytes D:-Microglia
Ans: C
62:-Weber Fechner law deals with
A:-Receptive field organization B:-Intensity discrimination C:-Tactile localization D:-None
Ans: B
63:-Which of the following is an Orexigenic factor?
A:-Corticotropin releasing hormone B:-Glucagon C:-Leptin D:-Neuropeptide Y
Ans: D
64:-Stokes Adams syndrome is loss of consciousness following
A:-Ventricular fibrillation B:-Complete heart block C:-Myocardial infarction D:-Ventricular tachycardia
Ans: B
65:-Effect of storage of blood on RBCs are all EXCEPT
A:-RBCs become spherical B:-Depletion of ATP C:-Loss of membrane stability D:-Increased glycolysis
Ans: D
66:-Prosapagnosia is the inability to
A:-Draw straight lines B:-Recognize faces C:-Count in order D:-Perceive pain
Ans: B
67:-Which of the following is facilitatory to stretch reflex?
A:-Vestibular nucleus B:-Cerebellum C:-Motor cortex D:-Basal ganglia
Ans: A
68:-Betz cells are found in
A:-Thalamus B:-Hypothalamus C:-Motor cortex D:-Sensory cortex
Ans: C
69:-Gastric acid secretion is stimulated by all EXCEPT
A:-Acetyl choline B:-Histamine C:-Secretin D:-Gastrin
Ans: C
70:-Lesion in angular gyrus produces
A:-Motor aphasia B:-Sensory aphasia C:-Conductive aphasia D:-Anomic aphasia
Ans: D
71:-The blobs of visual cortex are associated with
A:-Colour processing B:-Orientation C:-Ocular movements D:-Ocular dominance
Ans: A
72:-Which of the following is an example of a trinucleotide repeat disease?
A:-Wilson's disease B:-Cystic fibrosis C:-Hereditary spherocytosis D:-Huntington's disease
Ans: D
73:-Muscle weakness caused by antibodies against calcium channels in nerve endings at neuromuscular junction is seen in
A:-Myaesthenia gravis B:-Lambert Eaton syndrome C:-Multiple sclerosis D:-Muscular dystrophy
Ans: B
74:-K cells of intestine secrete
A:-Secretin B:-Vasoactive Intenstinal Pepide C:-Gastric Inhibitory Peptide D:-Cholecystokinin
Ans: C
75:-All are produced by kidney EXCEPT
A:-Vitamin D B:-Renin C:-Erythropoietin D:-Aldosterone
Ans: D
76:-The principal buffer in interstitial fluid is
A:-Carbonic acid B:-Phosphate C:-Haemoglobin D:-Ammonia
Ans: A
77:-Blood flow is almost always turbulent when Reynold's number is more than
A:-2000 B:-3000 C:-4000 D:-5000
Ans: B
78:-Respiratory burst in neutrophil is due to
A:-NADH oxidase B:-Elastase C:-Myeloperoxidase D:-NADPH oxidase
Ans: D
79:-Cholagogues are substances which cause
A:-Increases biliary secretion from liver B:-Neutralizes acid chyme
C:-Contraction of gall bladder D:-Helps in absorption of fat soluble vitamins
Ans: C
80:-Bicarbonate in gastric mucosal barrier is secreted from
A:-Chief cells B:-Oxyntic cells C:-Surface mucosal cells D:-Neck cells
Ans: C