CNS MCQ

1	The drug of choice in benzodiazopene poisoning is A) picrotoxin                 b) flumazenil              c) naloxone                  d) gabapentin
2	Identify the drug blocking GABA receptor A) gabapentin                b) picrotoxin               c) flumazenil               d) both b & c
3	Disulfiram is the drug used to stop alcohol habit. It act by inhibiting A) alcohol dehydrogenase  b) aldehyde dehydrogense   c) both      d) acid dehydrogenase
4	An only local anesthetic causing vasoconstriction is A) procaine                      b) benzocaine                   c) bupivacaine                d) cocaine
5	Match the following Mania (bipolar)                                                          a Lithium Bed wetting treatment                                                b. Disulfiram & propanolol Alcohol withdrawl                                                      c. Imipramine Lithium ions a) 1-c, 2-a, 3-b                                                         b) 1-a, 2-b, 3-c C) 1-a, 2-c, 3-b                                                        d) 1-c, 2-b, 3-a
6	GABA agonist acts by increasing A) hyperpolarisation      b) depolarization  c) hypopolarisation          d) repolarisation
7	Hyperpolarisation is A) chloride inc, pot dec  b) chloride dec, pot inc    c) both increased  d) both decreased
8	which excitatory neurotransmitter producing pain in spinal cord a.NMDA       b.glutamate         c.substance p          d. glycine
9	which drug does not show albumin protein binding a.barbiturates      b.lignocaine         c.nsaids           d.tolbutamide
10	which is not a positive symptom associated with schizophernia a.hallucination     b.anhedonia       c.delusion      d. disorganised thoughts
11	which is used in methanol poisoning a. disulfiram      b.barbiturate       c.benzodiazepine       d.fomepizole
12	rabbit syndrome is adverse effect of a.typical antipsychotic drugs, antiparkinsonian agents b.atypical antipsychotic drugs, antiparkinsonian agents c.typical antipsychotics only d atypical antipsychotics only
13	extrapyramidal side effect is  major adverse effect of a.atypical antipsychotics    b.typical antipsychotics    c.both     d.none
14	weight gain is caused by which antipsychotic  category drugs a.atypical antipsychotic    b.typical antip     c.both        d.none
15	amenorrhoea ,galactorrhoea and gynaecomastia are adverse effect of a.atypical antipsychotics    b.typical antipsychotics    c.both    d.parkinsonian agents
16	drug used in mania a.lithium    b.valproate     c.atypical antipsychoyics       d all
17	cannabinoids are used as hallucinogens and tetrahydrocannabinol is active constituent of ‘cannabis indica’. now match the source of following a bhang       1. dried female inflorescence b.ganja         2 dried leaves c.charas       3.dried resinous extract from flowering tops and leaves select correct A.      a-1,b-2,c-3 B.      a-2,b-1,c-3 C.      a-1,b-3,c-2 D.      a-2,b-3,c-1
18	which of the following is ultra short acting barbiturate a.methohexitone     b.thiopentone      c.pentobarbitone        d. a and b
19	dopaminergic overactivity in limbic system is related with a.parkinsonism    b.schozophernia    c.depression      c.all of these
20	methanol poisionig cause retinal damage(blindness)  which is caused by a.methanol    b.formaldehyde      c.formic acid      d.all of these
21	which of the  following is not a atypical antipsychotics a.risperidone     b.fluphenazine     c.olanzapine       d.aripiprazole
	Answer:     1. B          2. D            3. B          4. D          5. C               6. A          7.A             8. D         9. B            10. B        11. D        12. C              13. B            14.A  15. B          16. D        17. B          18. D        19. B        20. C              21. B