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medmcqa_evaluation

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When a patient is asked to say 'ah' , if the uvula is drawn upwards to the left, the cranial nerve likely to be damaged is
A: Vagus B: Rt accessory C: Lt accessory D: Hypoglossal
1
Which of the following event has little or no significance?
A: Mandibular incisor erupting before mandibular molar B: Mandibular canine erupting before mandibular premolar C: Mandibular 2nd premolar erupting before mandibular 2nd molar D: Maxillary premolar and canine erupting before maxillary 2nd molar
0
On rubber dam application gingiva is seen protruding out of margins, it can be seen due to?
A: Edematous gingival tissues B: Holes paced too far apart C: Using a light-weight dam D: Holes placed too close together
3
Which of these statements depicts vasomotor reversal of Dale?
A: Propranolol followed by adrenaline B: Propranolol followed by noradrenaline C: Decrease in hea rate on adrenaline administration after phentolamine has been given D: Noradrenaline followed by propranolol
2
Which of the following best describes the resistance form in endodontic root canal preparation?
A: The establishment of apical tug back resistance to prevent the apical root fracture during obturation B: The cavity form which is obtained for application of condenser in vertical compaction C: The cavity form which is designed for application of condenser in lateral compaction D: Cavity form which is designed to obtain for entry of condenser during obturation
0
Which of the following statements about high copper silver alloy compared to conventional alloy is not true?
A: It has increased tensile and compressive strength B: It has poor tarnish and corrosion resistance C: Its' edge strength is greater D: Mercury content in the final restoration is less
1
Nimodipine is approved for use in:
A: Subdural hemorrhage B: Extradural hemorrhage C: Intracerebral hemorrhage D: Subarachnoid hemorrhage
3
The first instrument used on the facial surfaces of gingiva while gingivectomy is:
A: Orban's knife B: Kirkland's knife C: BP blade with No. 11 blade D: BP blade with No. 12 blade
1
Internal occlusal rest provided in partial denture does not provide:
A: Horizontal stabilization B: Retention C: Vertical stop D: Occlusal support
1
Hyperkalemia in children may occur in all except –
A: Insulin deficiency B: Metabolic acidosis C: Acute renal failure D: Cushing's syndrome
3
The feature that distinguishes herpes zoster from other vesiculo butlous eruptions is
A: Unilateral occurrence B: Severe burning pain C: Prominent crusting vesicles D: Sub epidermal bulious formation
0
Which of the following is not a technique for protein precipitation?
A: Trichloroacetic acid B: Heat precipitation C: Isoelectric point method D: Titration with reducing sugar
3
Resistance to corrosion in a cobalt-chrome casting is due to presence of:
A: High quality iron B: Chrome C: Cobalt D: Nickel
1
A 60-year-old chronic smoker presented with progres-sive jaundice, pruritus and clay colored stools for 2 months. History of waxing and waning of jaundice was present. A CT scan revealed dilated main pancre-atic duct and common bile duct. What is the likely di-agnosis?
A: Carcinoma head of pancreas B: Periampullary carcinoma C: Chronic pancreatitis D: H lar cholangiocarcinoma
1
Patellar cluck syndrome is interposition of soft tissue at or hyperophied scar:
A: Superior pole of patella and impinging on femoral component during flexion B: Superior pole of patella and impinging on femoral component during extension C: Inferior pole of patella and impinging on femoral component during flexion D: Inferior pole of patella and impinging on femoral component during extension
1
For statistical test output of p value is interpreted as
A: Rejective Ho, p <0.05 B: Rejective Ho, p>0.05 C: Rejective H1, p<0.05 D: Accepting Ho, p<0.05
0
What is the most frequently used restorative material?
A: Silicate B: Amalgam C: Composite D: Gold
1
Magnesium is needed for the activity of which enzyme?
A: Phosphatase B: Aldolase C: Dismutase D: ATPase
3
Anterior 2/3rd of tongue is supplied by
A: Facial nerve B: X nerve C: IX nerve D: XI nerve
0
What percentage of cases of mandibular incisors have single apical foramen
A: 97.80% B: 82.50% C: 60% D: 60%- 78%
0
Condensation shrinkage of porcelain during firing depends on:
A: Rate of arriving at firing temperature. B: Uniformity of particle size. C: Shape and size of particle. D: Type of investment used
2
The prevalence of disease in a population is expected to be 50%. An investigator is interested in the range of 45 to 55% with 95% confidence. The minimum sample size required for the study is:
A: 100 B: 200 C: 300 D: 400
3
Inferior alveolar nerve runs:
A: Medial to lateral pterygoid B: From Infratemporal fossa C: Lateral to medial pterygoid D: Lateral to lateral pterygoid
2
A 12-years-old boy presents with a symmetric, expansile cystic lesion in the proximal humerus. All of the following can be done for his treatment except
A: Curettage B: Intralesional steroids C: Intralesional sclerosing agents D: Radiotherapy
1
Iron is taken up into enterocytes through which of the following?
A: DMT-2 B: DMT-1 C: Ferroprotein 1 D: GLUT1
1
Which is not associated with GDM (Gestational DM)?
A: Past history of fetal abnormality B: Obesity C: Hypeension D: Macrosomia
2
A person on fat free carbohydrate rich diet continues to grow obese. Which of the following lipoproteins is likely to be elevated in his blood?
A: Chylomicron B: VLDL C: HDL D: LDL
1
Which of the following is the least useful for diagnosis of Spondylolisthesis?
A: CT B: MR C: X-ray lumbar spine- AP view D: X-ray lumbar spine- Lateral view
2
Which of the following is false about Transfusion-Related Acute Lung Injury?
A: Develops within 24 hours B: Mostly seen after sepsis and cardiac surgeries C: It's a cause of non-cardiogenic pulmonary edema D: Plasma is more likely to cause it than whole blood
0
All of the following bones are involves in wrist joint formation EXCEPT?
A: Scaphoid B: Ulna C: Radius D: Triquetral
1
The non-invasive method to measure the blood flow is:
A: Electric pulp test B: Percussion C: Radiograph D: Laser Doppler flowmetry
3
All are true about Doctrine ofborrowed servant except?
A: Hospital administration is responsible for the actions of interns and trainees B: A nurse assisting a surgery is a borrowed servant ofthe hospital C: Doctor assisting a surgeon for fee in OT D: Physician is responsible for the acts ofthe orderlies and nursing staff done by his orders
2
Which antibiotic is effective against pseudomonas and indole +ve proteus?
A: Methicillin B: Carbenicillin C: Lincomycin D: Oxacillin
1
Which of the following analysis helps in determining the disproportion in the size between maxillary and mandibular teeth?
A: Pont's analysis B: Bolton's analysis C: Peck and Peck analysis D: Carey's analysis
1
Trismus is due to inflammation of:
A: Medial pterygoid B: Facial nerve irritation C: Superior constrictor D: Buccinator
0
All of the following are disadvantages of composite restoration except:
A: Greater localized occlusal wear B: Recurrent secondary caries C: Technique sensitive D: More time in replacement
3
Which of the following is common to both zinc oxide eugenol cement and polycarboxylate cement?
A: Polyacrylic acid is liquid B: Chemical bond to tooth structure C: Chelation D: Substitution of eugenol by EBA to increase strength of cement
2
A 5 year-old child presents with non-utatiening macules and pappules on the skin. Skin biopsy revealed a perivascular IgA deposition. Which of the following is the most likely diagnosis?
A: Henoch Shonlein purpura B: Wegener's granulomatosis C: Kawasaki disease D: Drug-induced vasculitis
0
Which of the following statements about cystic fibrosis (CF) is not true –
A: Autosomal recessive disorder B: Abnormality in CFTR which leads to defective calcium transport C: Mutation in cystic fibrosis transport regulator D: All of the above
1
Treatment of choice in childhood thyrotoxicosis :
A: Radio Iodine B: Lugols Iodine C: Carbimazole D: Surgery
2
A child with 10 days abdominal pain presented to OPD. Stool microscopy was done which showed the given findings. What is the DOC for the disease caused by the given organism?
A: Albendazole B: Mebandazole C: Praziquintal D: Pyrantelpamoate
2
The skin of a patient undergoing radiotherapy will show after 2 weeks?
A: Erythema B: Depigmentation C: Radiation induced carcinomas D: No change
0
Which of the following histories is not an indication to perform oral glucose tolerance test to diagnose gestational diabetes mellitus?
A: Previous Eclampsia B: Previous Congenital anomalies in the fetus C: Previous Unexplained fetal loss D: Polyhydramnios
0
For intrusive luxation injuries, fixation period is about:
A: 2 weeks only B: 4 weeks C: 4 weeks with semi rigid and 2 week with rigid D: 6 to 8 weeks
1
Interruption of the optic chiasm will lead to:
A: Bitemporal hemianopia B: Binasal hemianopia C: Homonymous hemianopia D: Normal vision
0
The function of posterior palatal seal is:
A: To aid in balanced occlusion B: To aid in insertion and removal of complete denture C: To ensure a complete seal thus helping in retention of a denture D: Retention of mandibular denture by sealing its posterior margin.
2
All of the following are true about property of polymethyl methacrylate except:
A: KHN 18-20 B: chemical stable if heated till 260 degree F C: Modulous of elasticity is 2.4 Gpa. D: Tensile strength 29Mpa.
3
A lateral sliding flap done on a tooth with roots denuded for 6 years will show
A: PDL fibres attached to cementum B: PDL fibres attached to dentin C: Epithelium adjacent to previously denuded root surface D: Co adaptation to the remaining fibres
2
A person is criminally not responsible for his actions if at the time of doing it by reason of unsoundness of mind, in incapable of knowing the nature of the act or that he is doing what is either wrong or contrary to the law.
A: McNaughten rule B: Curren's rule C: Durham's rule D: Irresistible impulse test
0
Core built up on a molar tooth should preferably be done with a chemically cured composite as:
A: Light cure resin lacks sufficient strength for a core B: Core made with a light cure resin would be too opaque and esthetically unacceptable C: core made with a light cure resin would be too brittle and would fracture easily D: Its lower viscosity allows free flow of resin also around pins and post
3
In dislocation of the jaw, displacement of the articular disc beyond the articular tubercle of the temporomandibular joint results from spasm or excessive contraction of the following muscle?
A: Buccinator B: Lateral pterygoid C: Masseter D: Temporalis
1
40-year male patient who was a known smoker presents in AIIMS OPD with fever, latigue, jaundice, yellow colored urine with clay colored stools. For the past few days he had developed aversion to cigarette smoking. On examination scleral icterus was present. LFT are:Total Bill18.5Direct Bill7.5SGOT723SGPT812What investigations will you send for ruling out acute viral hepatitis?
A: HBsAg, IgM antiHBC, AntiHCV AntiHEV B: AntiHAV, HBsAg, IgM antiHBc, AntiHCV C: HBsAg, IgM antiHBC,AntiHDV AntiHCV AntiHEV D: AntiHAV IgMantiHBC, AntiHCV, AntiHEV.
1
Which of these is not a pa of catatonia?
A: Akathisia B: Ambivalence C: Ambitendency D: Akinesia
0
Thirty-eight children consumed eatables procured from a single source at a picnic party. Twenty children developed abdominal cramps followed by vomiting and watery diarrhea 6-10 hours after the party. The most likely etiology for the outbreak is:
A: Rotavirus infection B: Enterotoxigenic E.coli infection C: Staphylococcal toxin D: Clostridium perfringens infection
3
A young female presented with vaginal itching and green frothy genital discharge. Strawberry vagina is seen on examination. What w ill be the drug of choice?
A: Doxycycline B: Oral fluconazole C: Metronidazole D: Amoxicillin
2
A patient who has recently received a pair of complete denture complains of difficulty in swallowing. The reason for this is most likely to be:
A: Excessive vertical dimension of occlusion with resulting decrease in interacclusal distance B: InteroccLusal distance of more than normal C: Alveolar ridge with bony spicules D: Candida albicans colonizing the mouth causing patient discomfort
0
Hardness of stone surface is affected by?
A: Impression wax B: Impression compound C: Hydrocolloid impression material D: Rubber based material
2
Cleft in facial region;
A: Non fusion of ectodermal process B: Absence or deficiency of mesodermal mass or other failure to penetrate ectodermal grooves C: Covering of mesoderm on both sides by ectodermal process D: Failure of endodermal structures to fuse in midline
1
The upper denture falls when the patient opens his mouth wide. This is due to:
A: Thick labial flange B: Over-extended borders C: Thick disto-buccal flange D: Poor peripheral seal
2
Overload of denture base is caused by:
A: Small bases B: Too large bases C: Small teeth D: Large teeth
0
If during access opening of a maxillary incisor perforation occurs on labial surface just above CEJ, reason is?
A: Inability to assess the lingual inclination of crown to root B: Inability to assess the facial inclination of crown to root C: All of the above D: None of the above
0
For periodontal patients, the most frequently recommended tooth brushing technique is:
A: Scrub technique B: Roll technique C: Sulcular technique D: Fones technique
2
Which of the following is true regarding blood transfusion of packed RBC?
A: Should be staed within 4 hours of receiving it from blood bank B: Should be completed within 4 hours of receiving from blood bank C: Wait till the patient is stable then transfuse, irrespective of any timing D: Should be completed within 6 hours of receiving from blood bank
1
Endontically treated posterior teeth are more susceptible to fracture than untreated one because:
A: Loss of moisture. B: Hollow canals. C: Loss of coronal structure. D: All of the above.
2
The following system of depiction of 32 teeth is in accordance with which system?Permanent TeethUpper RightUpper Left1234567891011121314151632313029282726252423222120191817Lower RightLower Left
A: Universal system B: Palmer's system C: Haderup system D: Diagrammatic depiction
0
Which of the following has intracellular receptor -
A: Glucagon B: Insulin C: Epinephrine D: Thyroxine
3
Lidocaine is used more commonly in dentistry because :
A: Causes less depression of CNS. B: Causes less cardiovascular collapse. C: Causes lesser incidence of allergic reactions. D: Is 50 times more potent then procaine.
2
Negative rake angle means:
A: Rake face is ahead of radial line. B: Rake face coincides with radial line. C: Rake face is behind the radial line. D: None.
0
Lateral pedicle flap is used for
A: Increasing the width of attached gingiva B: Recession coverage C: Curettage D: Vestibular deepening
1
Anterior division of mandibular nerve has:
A: One sensory and all motor branches B: One motor and all sensory branches C: All motor branches D: All sensory branches
0
Transfusion-associated malaria has a shoer incubation period because of the presence in blood of:
A: Trophozoites B: Sporozoites C: Female gametocyte D: Merozoites
0
A boy presented with a history of fever, headache and vomiting since 3 days and disorientation since I day. On examination, neck rigidity was positive. He also had 1 episode of generalized tonic clonic seizures (GTC) and then he became unconscious. CECT was found to be normal. CSF examination reveals a cell count of 300 cells/mm3 (polymorphs: 50-70%), protein 70 mg/dL, sugar 50 mg/dL (blood: 95 mg/dL). Which of the following is the most likely diagnosis?
A: Pyogenic meningitis B: Tubercular meningitis C: Herpes encephalitis D: Cerebral malaria
0
Tooth most frequently requiring RCT is:
A: Mandibular 1st molar B: Maxillary 1st molar C: Mandibular 2nd premolar D: Maxillary 2nd premolar
0
A study finds no significant association between two variables but truly there exists a difference. What type of error is this?
A: Type I error B: Type II error C: Random error D: Systematic error
1
To prepare a cavity on a mandibular first molar in a child we should give:
A: Mental nerve block B: Lingual nerve block C: Inferior alveolar nerve block and long buccal nerve block D: Long buccal nerve block
2
While performing Burch operation there was significant bleeding and pooting of blood in the space of Retzius. The source of bleeding cannot be visualized. What is the next step in the management?
A: Call vascular stlrgeon B: Give a generalized suture in bleeding area C: Lift endopelvic fascia by putting fingers in vagina D: Placing surgical drain
2
Radiation causes cell death by:
A: Charring of nucleoproteins B: Destroying their mitochondria C: Ionization D: Disruption of cytosol
2
A patient of head injury is intubated and ventilated. The ideal mode of ventilation in him would be:
A: CMV B: CPAP C: AMV D: SIMV
0
All of the following statements about insulin Afreeza are true except
A: Inhalational preparation of insulin B: Not a substitute of injectable insulin C: Needs to be given in multiple doses D: Used in combination with sho acting insulin
3
The lateral lingual swellings and tuberculum impar give rise to:
A: Anterior 1/3 of tongue B: Anterior 2/3 of tongue C: Posterior 1/3 of tongue D: Posterior 2/3 of tongue
1
Impression compound has which of the following characteristic property?
A: Low thermal conductivity B: High flow property C: Degradation in presence of moisture D: Remain distortion free up to 72 hrs. pouring can be safely delayed
0
Craters in interseptal bone are best eliminated by
A: Gingivectomy B: Supragingival curettage C: Interseptal massage with stimulators D: Osseous recontouring
3
In pregnancy, the most common cause of transient- diabetes insipidus is:
A: Severe preeclampsia B: Hydramnios C: Multiple pregnancy D: IUGR
0
A 12-years-old child suffers from an avulsed tooth following trauma. The best medium which to carry in the tooth to the dental clinic is:
A: Buccal vestibule B: Milk C: Water D: Cotton
1
Which of the following is used in the management of haemophillic patient?
A: Tranxemic acid B: Acetic acid C: Ascorbic acid D: Palmitonic acid
0
After a class V amalgam restoration, patient experiences pain, which may be due to?
A: Dentin (Hyper) sensitivity B: Irreversible pulpal damage C: Injury to adjacent gingiva D: Any of the above
3
All of the following influence the efficiency of bur, except:
A: Neck diameter B: Length and diameter of bur C: Height of taper of bur D: Spiral angle and cross-cuts of bur
2
A man comes with aphasia. He is unable to name things and repetition is poor. However comprehension, fluency and understanding written words is unaffected. He is probably suffering from:
A: Anomic aphasia B: Broca's aphasia C: Transcoical sensory aphasia D: Conduction aphasia
3
All of the following are true regarding tonsillectomy in children except:
A: Extracapsular approach is best for cold approach B: Sleep apnea is an indication C: Adenoids should also be removed if significantly involved D: Cricothyroid region is high and anterior in children than adults
0
Korffs fibres are seen in:
A: Mantle dentin B: Secondary dentin C: Reactionary dentin D: Indeed dermal tubules
0
ABCDE mnemonic is used for which disease?
A: SCC B: Melanoma C: Basal Cell carcinoma D: Verrucous carcinoma
1
At what age root resorption start
A: 5 years B: 3 years C: 6.5 years D: 7 years
0
Boiled lobster syndrome is seen in poisoning of:
A: Boric acid B: HNO, C: H,SO4 D: Phenol
0
Sodium iodide sympoer is not present in
A: Pituitary gland B: Placenta C: Parotid D: Thyroid
0
Fate of IDL(Intermediate Density Lipoprotein) in plasma
A: 50% is taken up by liver B: 50% is converted to LDL particle C: Both 1 and 2 D: None of the above
2
Nowadays, swine flu is in news, it is considered as
A: Pandemic B: Epidemic C: Endemic D: Seasonal variation
0
A 55-year-old male presents with renal failure. He gives a history of mild bone pains for the last 7 years. X-ray pelvis shows osteolytic lesions. Serum electrophoresis reveals a M spike. Peripheral blood evaluation showed rouleaux formation of RBCs with 35% plasma cells. Bone marrow examination showed a increase in plasma cells with aberrant antigen expression. The most likely diagnosis is:
A: Multiple myeloma B: Monoclonal gammopathy with unknown significance C: Smouldering myeloma D: Plasma cell leukemia
0
Anterior limit of infratemporal fossa is:
A: Lateral pterygoid plate B: Maxillary posterior wall C: Pterygomaxillary fissure D: Mastoid process
1
Which of the following is the diluting segment of kidney?
A: PCT B: Collecting duct C: Ascending thick loop Henle D: Descending loop of Henle
2
Vitamin K dependent factor is
A: II B: III C: IV D: VI
0