DENTAL- PERIODONTICS
DENTAL- PERIODONTICS MCQs
1:-The 'stress shielding' phenomenon is
A:-lack of load on implant B:-over load on implant C:-stabi|ity of implant D:-bone resorption
Ans: A
2:-Co|lagen fibres around an implant is
A:-parallel and unattached B:-ob|ique and unattached C:-para|le| and attached D:-ob|ique and attached
Ans: A
3:-Reliable indicator for identifying implant stability is
A:-periotest B:-RFA C:-periotron D:-mobi|ometer
Ans: B
4:-Minimum mesiodistal space required for a standard diameter implant is
A:-6mm B:-7mm C:-8mm D:-9mm
Ans: B
5:-According to Misch the posterior maxilla is of
A:-D1 and D2 B:-D2 and D3 C:-D3 and D4 D:-D2 and D4
Ans: C
6:-C|ass A recall patients should be maintained by
A:-Specialist B:-Genera| dentist C:-A|ternative|y by Specialist and dentist D:-dentist and specialist together
Ans: B
7:-Which of the following is considered as the gold standard of evidence
A:-Case control studies B:-Cohort studies C:-Randomised control trials D:-systematic reviews and meta analysis
Ans: D
8:-Required factor VIII levels for treatment in hemophilia patients is
A:-15-25% B:-25-50% C:-50-75% D:-75-100%
Ans: B
9:-FAST sign for cardiovascular accident include all except
A:-face B:-arm C:-speech D:-tongue
Ans: D
10:-PICO includes all except
A:-population B:-intervention C:-comparison D:-organization
Ans: D
11:-Which of the following suture alleviates the wicking effect
A:-plain gut B:-braided silk C:-polyster braided D:-poly glycolic braided
Ans: A
12:-What anatomic structure is the medial wall of maxillary sinus A:-alveolar process B:-lateral wall of maxilla C:-lateral wall of nasal cavity D:-floor of orbit Ans: C
13:-Which drug can be given for reducing AGE production
A:-Penicillin B:-Tetracycline C:-Cephalosporin D:-Macrolide
Ans: C
14:-Piggy back fulcrum is a type of A:-intra oral finger rest B:-extraoral finger rest C:-pen grasp D:-modified pen grasp
Ans: A
15:-Evalusite is A:-automated probing system B:-chair side DNA probe C:-Chair side membrane immune assay D:-GCF measuring system Ans: C
16:-Anatomic crown in relation to thick gingival biotype is
A:-triangular B:-oval C:-square D:-e|liptical
Ans: C
17:-Chair side kit for BANA test is A:-perioscan B:-perioscope C:-periocheck D:-periogard
Ans: A
18:-The ultimate goal of periodontal therapy is achievement of
A:-reattachment B:-repair C:-new attachment D:-epithelial adaptation
Ans: C
19:-Father of oral hygiene A:-Pierre fouchard B:-Levi spear parmly C:-G V Black D:-Leuwan hook Ans: B
20:-Presence or worsening of periodontal disease during pregnancy is associated with increased risk of preeclampsia about
A:-2-2.5 fold B:-7 fold C:-10fold D:-5 fold
Ans: A
21:-The Kirkland flap is A:-undisplaced flap B:-Apically displaced flap C:-laterally displaced D:-rotational flap Ans: A
22:-Flap technique best suited for bone grafting purposes is A:-kirkland flap B:-papilla preservation flap C:-Modified widman flap D:-undisplaced flap Ans: B
23:-Bioplant is A:-allograft B:-autograft C:-xenograft D:-alloplast Ans: C
24:-Calcium phosphate ratio in hydroxyapatite is A:-1.54 B:-1.45 C:-1.67 D:-1.76 Ans: C
25:-Reshaping of bone involving bone removal to the level which is recommended to the overall result is referred to as A:-definitely osseous reshaping B:-compromise osseous reshaping C:-vertical growing D:-radicular blending Ans: B
26:-Complete epithelial repair after gingivectomy occurs at A:-1 week B:-3 week C:-4 week D:-3 months Ans: B
27:-Barricaid is A:-Resorbable dressings B:-Tissue conditioners C:-Light cure periodontal dressing D:-Tissue adhesives Ans: C
28:-Most commonly used suture needle in periodontal surgery is
A:-1/4 circle
B:-1/2 circle
C:-3/8 circle
D:-5/8 circle
Ans: C
29:-Probe used for epidemiological screening is
A:-UNC-15 B:-CPI TN C:-Marquis colour coded D:-Michigan 0 probe
Ans: B
30:-Secondary colonizers are all except A:-green B:-Orange C:-red D:-Yellow Ans: D
31:-The forces in enamel pellicle formation includes all except A:-hydrophobic B:-electrostatic C:-vanderwaals D:-covalent Ans: D
32:-The bacteria which co aggregates with most oral bacteria A:-Porphyromonas gingivalis B:-Tannerella forsythia C:-Prevotella intermedia D:-Fusobacterium nucleatum Ans: D
33:-HLA associated with aggressive periodontitis A:-HLA-A2 B:-HLA-A1 C:-HLA-A9 D:-HLA-BZ Ans: C
34:-In supragingival plaque calcification begins along
A:-outer surface B:-inner surface
C:-inner and outer D:-from Central Core
Ans: B
35:-A heavy smoker is who consumes
A:-2 10 cigarettes per day B:-2 20 cigarettes per day C:-2 30 cigarettes per day D:-2 40 cigarettes per day
Ans: B
36:-The source of neutrophil chemotactic factor is A:-neutrophils B:-macrophages C:-mast cells D:-plasma cells Ans: C
37:-The Classic form of localised aggressive periodontitis was initially referred to as
A:-periodontitis B:-periodontosis C:-pericoronitis D:-|ocalised juvenile periodontitis Ans: B
38:-Senile atrophic gingivitis is seen in
A:-puberty B:-pregnancy
C:-menstrual cycle D:-postmenopausal
Ans: D
39:-Which is a risk determinant A:-Tobacco smoking B:-Diabetes mellitus C:-Dental plaque D:-Genetic factor Ans: D
40:-During periodontal therapy the broken instrument tip can be removed with the help of A:-Pocket irrigation B:-Push scaler C:-Periotrievers D:-EVA system Ans: C
41:-Select the curette used specifically in furcation A:-After five curettes B:-curvettes C:-Quetin curettes D:-Langer curettes Ans: C
42:-The only antibiotic to which all strains ofA A Comitans are susceptible A:-Clindamycin B:-Ciprofloxacin C:-Metronidazole D:-Erythromycin Ans: B
43:-The drug which can replace cyclosporine is A:-lsradipine B:-Valproic acid C:-Mephenytoin D:-Tacrolimus Ans: D
44:-Atypical gingivitis is synonym for A:-puberty gingivitis B:-pyogenic granuloma C:-pregnancy gingivitis D:-plasma cell gingivitis Ans: D
45:-The presence of pus in the pocket is indicative of A:-Severity B:-Depth C:-Course D:-Nature of inflammation Ans: D
46:-Lipping refers to A:-Central buttressing B:-Peripheral buttressing C:-Plateau D:-Ledges Ans: B
47:-The number of walls destroyed in one wall defect A:-l B:-2 C:-3 D:-4 Ans: C
48:-The most common clinical sign of trauma from occlusion is
A:-widening of periodontal ligament space
B:-angular bone loss
C:-pathologic migration
D:-tooth mobility
Ans: D
49:-Chronic periodontitis is A:-Age associated B:-Age related C:-Gender associated D:-Gender related Ans: A
50:-The key factor in both the development and treatment of furcation involvement is
A:-Root trunk length B:-Cervical abrasion C:-Proximal contact area D:-Occlusal embrasure Ans: A
A:-lack of load on implant B:-over load on implant C:-stabi|ity of implant D:-bone resorption
Ans: A
2:-Co|lagen fibres around an implant is
A:-parallel and unattached B:-ob|ique and unattached C:-para|le| and attached D:-ob|ique and attached
Ans: A
3:-Reliable indicator for identifying implant stability is
A:-periotest B:-RFA C:-periotron D:-mobi|ometer
Ans: B
4:-Minimum mesiodistal space required for a standard diameter implant is
A:-6mm B:-7mm C:-8mm D:-9mm
Ans: B
5:-According to Misch the posterior maxilla is of
A:-D1 and D2 B:-D2 and D3 C:-D3 and D4 D:-D2 and D4
Ans: C
6:-C|ass A recall patients should be maintained by
A:-Specialist B:-Genera| dentist C:-A|ternative|y by Specialist and dentist D:-dentist and specialist together
Ans: B
7:-Which of the following is considered as the gold standard of evidence
A:-Case control studies B:-Cohort studies C:-Randomised control trials D:-systematic reviews and meta analysis
Ans: D
8:-Required factor VIII levels for treatment in hemophilia patients is
A:-15-25% B:-25-50% C:-50-75% D:-75-100%
Ans: B
9:-FAST sign for cardiovascular accident include all except
A:-face B:-arm C:-speech D:-tongue
Ans: D
10:-PICO includes all except
A:-population B:-intervention C:-comparison D:-organization
Ans: D
11:-Which of the following suture alleviates the wicking effect
A:-plain gut B:-braided silk C:-polyster braided D:-poly glycolic braided
Ans: A
12:-What anatomic structure is the medial wall of maxillary sinus A:-alveolar process B:-lateral wall of maxilla C:-lateral wall of nasal cavity D:-floor of orbit Ans: C
13:-Which drug can be given for reducing AGE production
A:-Penicillin B:-Tetracycline C:-Cephalosporin D:-Macrolide
Ans: C
14:-Piggy back fulcrum is a type of A:-intra oral finger rest B:-extraoral finger rest C:-pen grasp D:-modified pen grasp
Ans: A
15:-Evalusite is A:-automated probing system B:-chair side DNA probe C:-Chair side membrane immune assay D:-GCF measuring system Ans: C
16:-Anatomic crown in relation to thick gingival biotype is
A:-triangular B:-oval C:-square D:-e|liptical
Ans: C
17:-Chair side kit for BANA test is A:-perioscan B:-perioscope C:-periocheck D:-periogard
Ans: A
18:-The ultimate goal of periodontal therapy is achievement of
A:-reattachment B:-repair C:-new attachment D:-epithelial adaptation
Ans: C
19:-Father of oral hygiene A:-Pierre fouchard B:-Levi spear parmly C:-G V Black D:-Leuwan hook Ans: B
20:-Presence or worsening of periodontal disease during pregnancy is associated with increased risk of preeclampsia about
A:-2-2.5 fold B:-7 fold C:-10fold D:-5 fold
Ans: A
21:-The Kirkland flap is A:-undisplaced flap B:-Apically displaced flap C:-laterally displaced D:-rotational flap Ans: A
22:-Flap technique best suited for bone grafting purposes is A:-kirkland flap B:-papilla preservation flap C:-Modified widman flap D:-undisplaced flap Ans: B
23:-Bioplant is A:-allograft B:-autograft C:-xenograft D:-alloplast Ans: C
24:-Calcium phosphate ratio in hydroxyapatite is A:-1.54 B:-1.45 C:-1.67 D:-1.76 Ans: C
25:-Reshaping of bone involving bone removal to the level which is recommended to the overall result is referred to as A:-definitely osseous reshaping B:-compromise osseous reshaping C:-vertical growing D:-radicular blending Ans: B
26:-Complete epithelial repair after gingivectomy occurs at A:-1 week B:-3 week C:-4 week D:-3 months Ans: B
27:-Barricaid is A:-Resorbable dressings B:-Tissue conditioners C:-Light cure periodontal dressing D:-Tissue adhesives Ans: C
28:-Most commonly used suture needle in periodontal surgery is
A:-1/4 circle
B:-1/2 circle
C:-3/8 circle
D:-5/8 circle
Ans: C
29:-Probe used for epidemiological screening is
A:-UNC-15 B:-CPI TN C:-Marquis colour coded D:-Michigan 0 probe
Ans: B
30:-Secondary colonizers are all except A:-green B:-Orange C:-red D:-Yellow Ans: D
31:-The forces in enamel pellicle formation includes all except A:-hydrophobic B:-electrostatic C:-vanderwaals D:-covalent Ans: D
32:-The bacteria which co aggregates with most oral bacteria A:-Porphyromonas gingivalis B:-Tannerella forsythia C:-Prevotella intermedia D:-Fusobacterium nucleatum Ans: D
33:-HLA associated with aggressive periodontitis A:-HLA-A2 B:-HLA-A1 C:-HLA-A9 D:-HLA-BZ Ans: C
34:-In supragingival plaque calcification begins along
A:-outer surface B:-inner surface
C:-inner and outer D:-from Central Core
Ans: B
35:-A heavy smoker is who consumes
A:-2 10 cigarettes per day B:-2 20 cigarettes per day C:-2 30 cigarettes per day D:-2 40 cigarettes per day
Ans: B
36:-The source of neutrophil chemotactic factor is A:-neutrophils B:-macrophages C:-mast cells D:-plasma cells Ans: C
37:-The Classic form of localised aggressive periodontitis was initially referred to as
A:-periodontitis B:-periodontosis C:-pericoronitis D:-|ocalised juvenile periodontitis Ans: B
38:-Senile atrophic gingivitis is seen in
A:-puberty B:-pregnancy
C:-menstrual cycle D:-postmenopausal
Ans: D
39:-Which is a risk determinant A:-Tobacco smoking B:-Diabetes mellitus C:-Dental plaque D:-Genetic factor Ans: D
40:-During periodontal therapy the broken instrument tip can be removed with the help of A:-Pocket irrigation B:-Push scaler C:-Periotrievers D:-EVA system Ans: C
41:-Select the curette used specifically in furcation A:-After five curettes B:-curvettes C:-Quetin curettes D:-Langer curettes Ans: C
42:-The only antibiotic to which all strains ofA A Comitans are susceptible A:-Clindamycin B:-Ciprofloxacin C:-Metronidazole D:-Erythromycin Ans: B
43:-The drug which can replace cyclosporine is A:-lsradipine B:-Valproic acid C:-Mephenytoin D:-Tacrolimus Ans: D
44:-Atypical gingivitis is synonym for A:-puberty gingivitis B:-pyogenic granuloma C:-pregnancy gingivitis D:-plasma cell gingivitis Ans: D
45:-The presence of pus in the pocket is indicative of A:-Severity B:-Depth C:-Course D:-Nature of inflammation Ans: D
46:-Lipping refers to A:-Central buttressing B:-Peripheral buttressing C:-Plateau D:-Ledges Ans: B
47:-The number of walls destroyed in one wall defect A:-l B:-2 C:-3 D:-4 Ans: C
48:-The most common clinical sign of trauma from occlusion is
A:-widening of periodontal ligament space
B:-angular bone loss
C:-pathologic migration
D:-tooth mobility
Ans: D
49:-Chronic periodontitis is A:-Age associated B:-Age related C:-Gender associated D:-Gender related Ans: A
50:-The key factor in both the development and treatment of furcation involvement is
A:-Root trunk length B:-Cervical abrasion C:-Proximal contact area D:-Occlusal embrasure Ans: A
51:-The cell surface components or adhesive molecules of bacteria that interact with a variety of host components and responsible for recognizing and binding to specific host cell receptors
A:-Cadherins B:-Adhesins C:-Cohesins D:-Fimbriae Ans: B
52:-Thin aggregative fimbriae expressed on the outer surface of some Enterobacteriaceae such as Escherichia and Salmonella which promote bactrial adhesion and invasion to host as well as biofilm formation
A:-Pili B:-Curli C:-Dentilisin D:-Lectin Ans: B
53:-In the gingival epithelium the Keratinocytes are interconnected by structures on the cell periphery called
A:-Keratinosomes B:-Melanosomes C:-Desmosomes D:-Lysosomes Ans: C
54:-Epithelium of gingival sulcus is
A:-Keratinised B:-Parakeratinised C:-Non keratinised D:-Pseudo columnar
Ans: C
55:-Connective Tissue of Gingiva is also known as
A:-Lamina lucida B:-Lamina Propria C:-Lamina densa D:-Lamina limitans
Ans: B
56:-A Gene mapping technique that tests whether one allele of a gene occurs more often in patients with the disease than in subjects without disease
A:-Segregation analysis B:-Genome wide analysis C:-Candidate gene approach D:-Twin study
Ans: C
57:-The prevalance extent and severity of gingival recession
A:-Increases with age and more prevalent in males B:-Increases with age and more prevalent in females
C:-Decreases with age and more prevalent in males D:-Decreases with age and more prevalent in females
Ans: A
58:-The vesiculobullous lesion which presents with an occular involvement
A:-Erosive lichen planus B:-Mucous membrane Pemphigoid C:-Bullous Pemphigoid D:-Pemphigus Vulgaris
Ans: C
59:-Dose of steroids in treatment of Pemphigus Vulgaris is monitored by periodic evaluation of
A:-DsG3 and D561 antibodies B:-DsGZ and D564 antibodies
C:-DsG4 and D562 antibodies D:-DsGl and D562 antibodies
Ans: A
60:-Lichen planus is an immunologically mediated mucocutaneous disorder in which
A:-T lymphocytes play a central role B:-B lymphocytes play a central role
C:-Compliments play a central role D:-Antibodies play a central role
Ans: A
61:-In which of the following true periodontal pocket formation cannot occur A:-Chronic Periodontitis B:-Loca|ised Aggressive Periodontitis C:-HIV associated Periodontitis D:-Prepubertal periodontitis Ans: C
62:-A thin bluish line around the gingival margin is due to absorption of A:-Silver B:-Mercury C:-Lead D:-Copper Ans: C
63:-The brushing method advised for patients with Gingival Recession is A:-Fones method B:-Bass method C:-Stillmans method D:-Modified Bass method Ans: C
64:-Punched out lesions at the tip of the interdental papillae is characteristic of A:-Acute herpetic Gingivostomatitis B:-Acute Necrotising ulcerative Gingivitis C:-Pericoronitis D:-Erosive Lichen Planus Ans: B
65:-In pathogenesis of periodontal pocket formation the junctional epithelium detaches from the tooth surface when the relative volume of polymorphonuclear leukocytes goes above A:-40% B:-50% C:-60% D:-80% Ans: C
66:-The ideal surgical technique for treatment of inadequate width of attached gingiva A:-Modified widman flap B:-Apically Displaced flap C:-Regular widman Flap D:-Laterally Displaced Flap Ans: B
67:-Organism that have the ability to form intracellular apatite crystals
A:-Bacterionema and veillonella species B:-Actinomycetem comitans
C:-Prevotella intermedia D:-Streptococcus
Ans: A
68:-Aberrant frenal attachment that is clinically significant is A:-Gingival type B:-Mucosal type C:-Papillary types D:-Papillary Penetrating type Ans: D
69:-Local drug delivery agent Arestin is A:-Minocycline B:-Tetracycline C:-Doxycycline D:-Penicillin Ans: A
70:-The predominant cell seen in Stage II Gingivitis A:-Neutrophils B:-Lymphocytes C:-Plasma cells D:-Mast cells
Ans: B
71:-Chlorhexidine Gluconate is used as a mouthwash in concentration to
A:-0.2% B:-2.0% C:-0.5% D:-2.5% Ans: A
72:-lnterdental Cleansing Aids
A:-Are more efficient than tooth brushes B:-Frequently result in gingival recession
C:-Are selected depending on the type of embrasure D:-Require high manual dexterity Ans: C
73:-The cell in gingiva which is identified as tactile receptor
A:-Melancocyte B:-Merkel cell C:-Langerhans cell D:-Keratinosome Ans: B
74:-The probability that an individual or a site will develop a particular condition or disease during follow up is
A:-Prevalence B:-Risk C:-Incidence D:-Odds Ans: B
75:-Green complex bacteria among the following
A:-Fusobacterium nucleatum B:-A actinomycetemcomitans serotype as C:-Tannerella forsythia D:-Streptococcus salivarius Ans: B
76:-In corncob formation Streptococcus adhere to
A:-Veillonella species B:-Porphyromonas gingivalis C:-Corynebacterium matruchotii D:-Neisseria species Ans: C
77:-Experiemental gingivitis was intially described by
A:-P D Marsh
B:-Loe H
C:-Walter Loesche
D:-W D Miller
Ans: B
78:-Pregnancy gingivitis is associated with A:-Porphyromonas gingivalis B:-Streptococcus mitis C:-Actinomyces naeslundii D:-Campylobacter rectus Ans: D
79:-Property of Porphyromonas gingivalis involved in evasion of host defence A:-lgA and lgG degrading proteases B:-Leukotoxin C:-Heat sensitive surface protein D:-|nterleukin A Ans: A
80:-The decline of maximal calculus is referred as A:-Heterogenous nucleation concept B:-Reversal phenomenon C:-Epitactic concept D:-Critical precipitation phenomenon Ans: B
81:-Percentage of cystal forms in calculus are
A:-Magnesium whitlockite-58%, hyroxyapatite-21%, octacalcium phosphate-12%, brushite-9%
B:-Hydroxyapatite-58%, octacalcium phosphate -21%, brushite-12%, magnesium whitlockite-9%
C:-Hydroxypatite-58%, magnesium whitlockite-21%; octacalcium phosphate-12%, brushite-9%
D:-Magnesium whitlockite-58%, octacalcium phosphate-21%, brushite-12%, hydroxyapatite-9%
Ans: C
82:-The antibody level that has been reported to be reduced in smokers
A:-lgGl B:-lgGZ C:-IgG3 D:-lgG4 Ans: B
83:-Which inflammatory marker is increased in periodontitis which may act as intermediary step in pathway from periodontal infection to cardiovascular disease
A:-MMP B:-PG C:-CRP D:-PAMP Ans: C
84:-Highest incidence of leukemic gingival proliferation can be seen in
A:-Acute myelocytic leukemia B:-Chronic lymphocytic leukemia
C:-Acute monocytic leukemia D:-Chronic myelocytic leukemia Ans: C
85:-Stress induced immunosuppression increases the potential for destruction by periodontal pathogens by
A:-Decreased cortisol production B:-Suppression of neutrophil activity
C:-Increased lgG production D:-Increased phagocytosis
Ans: B
86:-In which stage of gingival inflammation, junctional epithelium develops rete pegs
A:-Early lesion B:-Initia| lesion C:-Advanced lesion D:-Established lesion Ans: A
87:-Fibroblast show cytotoxic alterations in which stage of gingivitis
A:-Stage II B:-Stage I C:-Stage IV D:-Stage lll Ans: A
88:-A systemic disease which produce isolated patches of discolouration that vary from bluish-black to brown
A:-Albright's syndrome B:-Peutz-Jegher's syndrome C:-Addison's disease D:-von Recklinghausen's disease Ans: C
89:-Soggy puffiness of gingiva which pits on pressure is seen in
A:-Acute gingivitis B:-NUG C:-Chronic gingivitis D:-Drug induced gingival enlargement Ans: C
90:-Most commonest form of gingival enlargement is
A:-Drug induced B:-Enlargement associated with systematic disease C:-Neoplastic D:-Inflammatory
Ans: D
91:-Highly vascularised connective tissue with foci of chronic inflammatory cells is seen in which drug induced gingival enlargement A:-Phenytoin B:-Cyclosporin C:-Nifedipine D:-Valproate Ans: B
92:-Which of the benign tumors of gingiva has more incidence A:-Fibroma B:-Carcinoma C:-Papilloma D:-Giant cell tumor Ans: B
93:-Stages in the progression of NUG was described by A:-Pindborg B:-Mc Carthy C:-Plaut & Vincent D:-Listgarten Ans: A
94:-Zone 3 in electron microscopy of NUG correspond to A:-Neutrophil rich zone B:-Bacterial zone C:-Necrotic zone D:-Zone of spirochetal infiltration Ans: C
95:-Most commonest mucocutaneous disease manifesting as desquamative gingivitis A:-Pemphigus vulgaris B:-Linear lgA disease C:-Erosive lichen planus D:-Lupus erythematosus Ans: C
96:-In periodontal pocket, zone of attachment ofjunctional epithelium to the tooth is reduced to
A:-500 pm B:-More than 200 pm C:-300 pm D:-Less than 100 pm
Ans: D
97:-The distance from the attached plaque to the bone is never more than
A:-2.7 mm B:-0.5 mm C:-1.97 mm D:-2 mm Ans: A
A:-Cadherins B:-Adhesins C:-Cohesins D:-Fimbriae Ans: B
52:-Thin aggregative fimbriae expressed on the outer surface of some Enterobacteriaceae such as Escherichia and Salmonella which promote bactrial adhesion and invasion to host as well as biofilm formation
A:-Pili B:-Curli C:-Dentilisin D:-Lectin Ans: B
53:-In the gingival epithelium the Keratinocytes are interconnected by structures on the cell periphery called
A:-Keratinosomes B:-Melanosomes C:-Desmosomes D:-Lysosomes Ans: C
54:-Epithelium of gingival sulcus is
A:-Keratinised B:-Parakeratinised C:-Non keratinised D:-Pseudo columnar
Ans: C
55:-Connective Tissue of Gingiva is also known as
A:-Lamina lucida B:-Lamina Propria C:-Lamina densa D:-Lamina limitans
Ans: B
56:-A Gene mapping technique that tests whether one allele of a gene occurs more often in patients with the disease than in subjects without disease
A:-Segregation analysis B:-Genome wide analysis C:-Candidate gene approach D:-Twin study
Ans: C
57:-The prevalance extent and severity of gingival recession
A:-Increases with age and more prevalent in males B:-Increases with age and more prevalent in females
C:-Decreases with age and more prevalent in males D:-Decreases with age and more prevalent in females
Ans: A
58:-The vesiculobullous lesion which presents with an occular involvement
A:-Erosive lichen planus B:-Mucous membrane Pemphigoid C:-Bullous Pemphigoid D:-Pemphigus Vulgaris
Ans: C
59:-Dose of steroids in treatment of Pemphigus Vulgaris is monitored by periodic evaluation of
A:-DsG3 and D561 antibodies B:-DsGZ and D564 antibodies
C:-DsG4 and D562 antibodies D:-DsGl and D562 antibodies
Ans: A
60:-Lichen planus is an immunologically mediated mucocutaneous disorder in which
A:-T lymphocytes play a central role B:-B lymphocytes play a central role
C:-Compliments play a central role D:-Antibodies play a central role
Ans: A
61:-In which of the following true periodontal pocket formation cannot occur A:-Chronic Periodontitis B:-Loca|ised Aggressive Periodontitis C:-HIV associated Periodontitis D:-Prepubertal periodontitis Ans: C
62:-A thin bluish line around the gingival margin is due to absorption of A:-Silver B:-Mercury C:-Lead D:-Copper Ans: C
63:-The brushing method advised for patients with Gingival Recession is A:-Fones method B:-Bass method C:-Stillmans method D:-Modified Bass method Ans: C
64:-Punched out lesions at the tip of the interdental papillae is characteristic of A:-Acute herpetic Gingivostomatitis B:-Acute Necrotising ulcerative Gingivitis C:-Pericoronitis D:-Erosive Lichen Planus Ans: B
65:-In pathogenesis of periodontal pocket formation the junctional epithelium detaches from the tooth surface when the relative volume of polymorphonuclear leukocytes goes above A:-40% B:-50% C:-60% D:-80% Ans: C
66:-The ideal surgical technique for treatment of inadequate width of attached gingiva A:-Modified widman flap B:-Apically Displaced flap C:-Regular widman Flap D:-Laterally Displaced Flap Ans: B
67:-Organism that have the ability to form intracellular apatite crystals
A:-Bacterionema and veillonella species B:-Actinomycetem comitans
C:-Prevotella intermedia D:-Streptococcus
Ans: A
68:-Aberrant frenal attachment that is clinically significant is A:-Gingival type B:-Mucosal type C:-Papillary types D:-Papillary Penetrating type Ans: D
69:-Local drug delivery agent Arestin is A:-Minocycline B:-Tetracycline C:-Doxycycline D:-Penicillin Ans: A
70:-The predominant cell seen in Stage II Gingivitis A:-Neutrophils B:-Lymphocytes C:-Plasma cells D:-Mast cells
Ans: B
71:-Chlorhexidine Gluconate is used as a mouthwash in concentration to
A:-0.2% B:-2.0% C:-0.5% D:-2.5% Ans: A
72:-lnterdental Cleansing Aids
A:-Are more efficient than tooth brushes B:-Frequently result in gingival recession
C:-Are selected depending on the type of embrasure D:-Require high manual dexterity Ans: C
73:-The cell in gingiva which is identified as tactile receptor
A:-Melancocyte B:-Merkel cell C:-Langerhans cell D:-Keratinosome Ans: B
74:-The probability that an individual or a site will develop a particular condition or disease during follow up is
A:-Prevalence B:-Risk C:-Incidence D:-Odds Ans: B
75:-Green complex bacteria among the following
A:-Fusobacterium nucleatum B:-A actinomycetemcomitans serotype as C:-Tannerella forsythia D:-Streptococcus salivarius Ans: B
76:-In corncob formation Streptococcus adhere to
A:-Veillonella species B:-Porphyromonas gingivalis C:-Corynebacterium matruchotii D:-Neisseria species Ans: C
77:-Experiemental gingivitis was intially described by
A:-P D Marsh
B:-Loe H
C:-Walter Loesche
D:-W D Miller
Ans: B
78:-Pregnancy gingivitis is associated with A:-Porphyromonas gingivalis B:-Streptococcus mitis C:-Actinomyces naeslundii D:-Campylobacter rectus Ans: D
79:-Property of Porphyromonas gingivalis involved in evasion of host defence A:-lgA and lgG degrading proteases B:-Leukotoxin C:-Heat sensitive surface protein D:-|nterleukin A Ans: A
80:-The decline of maximal calculus is referred as A:-Heterogenous nucleation concept B:-Reversal phenomenon C:-Epitactic concept D:-Critical precipitation phenomenon Ans: B
81:-Percentage of cystal forms in calculus are
A:-Magnesium whitlockite-58%, hyroxyapatite-21%, octacalcium phosphate-12%, brushite-9%
B:-Hydroxyapatite-58%, octacalcium phosphate -21%, brushite-12%, magnesium whitlockite-9%
C:-Hydroxypatite-58%, magnesium whitlockite-21%; octacalcium phosphate-12%, brushite-9%
D:-Magnesium whitlockite-58%, octacalcium phosphate-21%, brushite-12%, hydroxyapatite-9%
Ans: C
82:-The antibody level that has been reported to be reduced in smokers
A:-lgGl B:-lgGZ C:-IgG3 D:-lgG4 Ans: B
83:-Which inflammatory marker is increased in periodontitis which may act as intermediary step in pathway from periodontal infection to cardiovascular disease
A:-MMP B:-PG C:-CRP D:-PAMP Ans: C
84:-Highest incidence of leukemic gingival proliferation can be seen in
A:-Acute myelocytic leukemia B:-Chronic lymphocytic leukemia
C:-Acute monocytic leukemia D:-Chronic myelocytic leukemia Ans: C
85:-Stress induced immunosuppression increases the potential for destruction by periodontal pathogens by
A:-Decreased cortisol production B:-Suppression of neutrophil activity
C:-Increased lgG production D:-Increased phagocytosis
Ans: B
86:-In which stage of gingival inflammation, junctional epithelium develops rete pegs
A:-Early lesion B:-Initia| lesion C:-Advanced lesion D:-Established lesion Ans: A
87:-Fibroblast show cytotoxic alterations in which stage of gingivitis
A:-Stage II B:-Stage I C:-Stage IV D:-Stage lll Ans: A
88:-A systemic disease which produce isolated patches of discolouration that vary from bluish-black to brown
A:-Albright's syndrome B:-Peutz-Jegher's syndrome C:-Addison's disease D:-von Recklinghausen's disease Ans: C
89:-Soggy puffiness of gingiva which pits on pressure is seen in
A:-Acute gingivitis B:-NUG C:-Chronic gingivitis D:-Drug induced gingival enlargement Ans: C
90:-Most commonest form of gingival enlargement is
A:-Drug induced B:-Enlargement associated with systematic disease C:-Neoplastic D:-Inflammatory
Ans: D
91:-Highly vascularised connective tissue with foci of chronic inflammatory cells is seen in which drug induced gingival enlargement A:-Phenytoin B:-Cyclosporin C:-Nifedipine D:-Valproate Ans: B
92:-Which of the benign tumors of gingiva has more incidence A:-Fibroma B:-Carcinoma C:-Papilloma D:-Giant cell tumor Ans: B
93:-Stages in the progression of NUG was described by A:-Pindborg B:-Mc Carthy C:-Plaut & Vincent D:-Listgarten Ans: A
94:-Zone 3 in electron microscopy of NUG correspond to A:-Neutrophil rich zone B:-Bacterial zone C:-Necrotic zone D:-Zone of spirochetal infiltration Ans: C
95:-Most commonest mucocutaneous disease manifesting as desquamative gingivitis A:-Pemphigus vulgaris B:-Linear lgA disease C:-Erosive lichen planus D:-Lupus erythematosus Ans: C
96:-In periodontal pocket, zone of attachment ofjunctional epithelium to the tooth is reduced to
A:-500 pm B:-More than 200 pm C:-300 pm D:-Less than 100 pm
Ans: D
97:-The distance from the attached plaque to the bone is never more than
A:-2.7 mm B:-0.5 mm C:-1.97 mm D:-2 mm Ans: A