r. . MEDICAL
[MBBS 0725] JULY 2025 Sub. Code :6061
M.B.B.S. DEGREE EXAMINATION
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(For the candidates admitted from the Academic Year 2019 - 2020)SECOND PROFESSIONAL ? (CBME)
PAPER I ? PHARMACOLOGY
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Q.P. Code: 526061
Time: 20 Minutes
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Maximum : 20 Marks
Answer All Questions
Shade the correct answer with Black or Blue ink ball point pen
SET - C
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III. Multiple Choice Questions:
(20 x 1 = 20)
1. Select the ergot compound which is primarily used for dementia:
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A) Bromocriptine B) Ergotamine C) Codergocrine D) Methysergide2. Sulfasalazine is used in the following disease(s):
A) Bacillary dysentery B) Ulcerative colitis
C) Rheumatoid arthritis D) Both `B' and `C' are correct
3. Reflex bronchoconstriction is most likely to occur with the following form of
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inhaled anti-asthma medication:A) Metered dose spray of drug in solution B) Dry powder rota cap
C) Nebuliser D) Nebuliser with spacer
4. Select the anaesthetic that increases the blood pressure:
A) Halothane B) Fentanyl C) Ketamine D) Diazepam
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5. Select the anti-convulsant drug that acts as a GABA transaminase inhibitor:A) Gabapentin B) Vigabatrin C) Lamotrigine D) Clobazam
6. The major limitation in the use of clozapine for treatment of schizophrenia is:
A) Its potential to cause agranulocytosis
B) Its inability to benefit negative symptoms of schizophrenia
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C) High incidence of extrapyramidal side effectsD) Production of hyperprolactinemia
7. Choose the correct statement about the use of propranolol in anxiety:
A) Being non-sedative, it is the drug of choice in chronic anxiety states
B) It suppresses the psychological component of anxiety
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C) It suppresses the autonomic manifestations of acutely stressful situationsD) Both `B' and `C' are correct
8. Strychnine produces convulsions by:
A) Stimulating NMDA receptors
B) Facilitating the excitatory transmitter glutamate
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C) Blocking the inhibitory transmitter GABAD) Blocking the inhibitory transmitter glycine
9. Beneficial effect / effects of diuretics in CHF patients include the following:
A) Symptomatic relief B) Regression of pathological changes
C) Prolongation of life expectancy D) Both `A' and `C'
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... 2 ...... 2 ...
10. Organic nitrates have predominantly venodilator action because:
A) They are selectively concentrated in veins
B) Veins express larger quantities of enzymes that generate nitric oxide from nitrates
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C) Venous smooth muscle has greater capacity to relaxD) All of the above are correct
11. Coronary steal phenomenon has been noted most frequently with:
A) Glyceryl trinitrate B) Dipyridamole C) Propranolol D) Diltiazem
12. Recombinant human erythropoietin is indicated for:
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A) Megaloblastic anaemia B) Haemolytic anaemiaC) Patients of thalassemia D) Anaemia in chronic renal failure patients
13. Which of the following hypolipidemic drugs is most effective in raising HDL-
cholesterol level?
A) Nicotinic acid B) Fenofibrate C) Cholestyramine D) Pravastatin
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14. High plasma protein binding:A) Increases volume of distribution of the drug
B) Facilitates glomerular filtration of the drug
C) Minimises drug interactions
D) Decreases volume of distribution of the drug
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15. Microsomal enzyme induction can be a cause of:A) Tolerance B) Physical dependence
C) Psychological dependence D) Placebo effect
16. The plasma half-life of penicillin-G is longer in the new born because their:
A) Plasma protein level is low
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B) Drug metabolizing enzymes are immatureC) Glomerular filtration rate is low
D) Tubular transport mechanisms are not well developed
17. Receptors perform the following function/functions:
A) Ligand recognition
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B) Signal transductionC) Both ligand recognition and signal transduction
D) Disposal of agonists and antagonists
18. Which of the following is a relatively cerebro selective anticholinesterase found to
afford symptomatic improvement in Alzheimer's disease:
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A) Donepezil B) Gemfibrozil C) Pyridostigmine D) Pyritinol19. Hyoscine differs from atropine in that it:
A) Exerts depressant effects on the CNS at relatively low doses
B) Exerts more potent effects on the heart than on the eye
C) Is longer acting
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D) Has weaker anti motion sickness activity20. Choose the drug which is used as a short-term inotropic in severe congestive heart
failure and has selective adrenergic 1 agonistic activity but no dopaminergic
agonistic activity:
A) Dopamine B) Dobutamine C) Amrinone D) Salmeterol
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**********[MBBS 0725]