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Mcqs MBBS Exams
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(Single Best Answer) Question 1: Which of the following substances induces no dependence ?
A) Barbiturates
B) Cannabis
C) Heroin
D) LSD
Answer (Select an option above to get the answer):
(Single Best Answer) Question 2: Which one of the following is not source of manager's power ?
A) Reward
B) Coercive
C) Legitimate
D) Efferent
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(Single Best Answer) Question 3: The following statements are true for therapy with lithium, except ?
A) It is used in bipolar disorder
B) Thiazides are useful in treating lithium induced diabetes insipidus
C) Regular measurements of blood concentration of lithium is necessary
D) Na+ is a specific antidote for lithium intoxication
Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: A 42 year old male with a past history of a manic episode presents with an illness of 1 month duration characterized by depressed mood, anhedonia and profound psychomotor retardation. The most appropriate management strategy is prescribing a combination of ?
A) Antipsychotics and antidepressants
B) Antidepressants and mood stabilizers
C) Antipsychotics and mood stabilizers
D) Antidepressants and benzodiazepines
Answer (Select an option above to get the answer):
(Single Best Answer) Question 5: A 19 year old boy suffering from chronic schizophrenia is put on haloperidol in the dose of 20 mg /day. A week after the initiation of medication the patient shows be restlessness, fidgety, irritability and cannot sit still at one place. The most appropriate treatment strategy is ?
A) Increase in the dose of haloperidol
B) Addition of anticholinergic drug
C) Addition of betablocker
D) Adding another antipsychotic drug
Answer (Select an option above to get the answer):
(Single Best Answer) Question 6: A 31 year old male, with mood disorder, on 30 mg of haloperidol, and 1000mg of lithium, is brought to the hospital emergency room with history of acute onset of fever, excessive sweating, confusion, rigidity of limbs and decreased communication for a day. Examination reveals tachycardia and labile blood pressure and investigations reveal increased CPK enzyme levels and leucocytosis. He is likely to have developed ?
A) Lithium toxicity
B) Tardive dyskinesia
C) Neuroleptic malignant syndrome
D) Hypertensive encephalopathy
Answer (Select an option above to get the answer):
(Single Best Answer) Question 7: A 34 year old housewife reports a three month history of feeling low, lack of interest in activities, lethargy, multiple body-aches, ideas of worthlessness, decreased appetite and disturbed sleep with early morning awakening. She is likely to benefit from ?
A) Anti-psychotics
B) Anti-depressants
C) Anxiolytics
D) Hypno-sedatives
Answer (Select an option above to get the answer):
(Single Best Answer) Question 8: A 23 year old engineering student is brought by his family to the hospital with a history of gradual onset of suspiciousness, muttering and smiling without clear reason, decreased socialization, violent outbursts, and lack of interest in studies for 8 months. Mental status examination revealed a blunt affect, thought broadcast, a relatively preserved cognition, impaired judgment and insight. He is most likely to be suffering from ?
A) Delusional disorder
B) Depression
C) Schizophrenia
D) Anxiety disorder
Answer (Select an option above to get the answer):
(Single Best Answer) Question 9: When information memorized afterwards is interfered by the information learnt earlier, it is called ?
A) Retro inhibition
B) Pro inhibition
C) Simple inhibition
D) Inhibition
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(Single Best Answer) Question 10: The normal adult human electroencephalogram (EEG) ?
A) Will not show high frequency waves during Stage 3 sleep
B) Shows alpha rhythm when a person is awake but inattentive
C) Has lower frequency waves during mental activity
D) Is predominated by large amplitude waves during REM sleep
Answer (Select an option above to get the answer):