Pharmacology MCQ Questions — Page 1554

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13978 Pharmacology

Prolactin:

AHas somatotropic activity.

BIt flow can cause infertility in women.

CCan suppress menstrual cycle in lactating women.

DLevels are increased by dopamine.

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13979 Pharmacology

In which of the following patients would enalapril be the best first line agent for high blood pressure control ?

AA 62 year old man with renal artery stenosis

BA 32 year old pregnant female

CA 41 year old woman with hyperkalemia

DA 56 year old diabetic woman

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13980 Pharmacology

Liposomal amphotericin B has the following advantage over conventional amphotericin B:

ALesser nephrotoxicity

BLesser cost

CAbsense of infusional toxicity

DOnce a week administration

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13981 Pharmacology

Urination in the human subject is decreased by

ANicotinic agonists

BAChase inhibitors

Cmuscarinic agonists

Dmuscarinic antagonists

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13982 Pharmacology

Anti glaucoma drug that act by increasing uvea scleral outflow is?

ALatanoprost

BTimolol

Cpilocarpine

DDorzolamide

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13983 Pharmacology

Antihypertensive may act by blocking all of following except:

AAlpha–adrenoceptors

BATP dependent K+ channels

CNor adrenaline release

DBeta adrenoceptors

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13984 Pharmacology

Following features are true about lipid insoluble beta blockers except?

ADo not cross blood brain barrier

BHave good membrane stabilizing effect

CIncompletely absorbed orally

DAre long acting

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13985 Pharmacology

Mechanism of action of vincristine in the treatment of ALL is:

AInhibition of topoisomerase II to cause breaks in DNA strands

BAlkylation and cross linking DNA strands

CInhibition of DNA mediated RNA synthesis

DInhibition of polymerization of tubulin to form microtubules

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13986 Pharmacology

Apparent volume of distribution (aVd) is more than total body fluid if drug is:

APoorly soluble

BSequestered in tissues

CSlow elimination

DPoorly plasma protein bound

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