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Medical MCQ Questions — Page 52

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All Subjects Medicine Surgery Pathology Anatomy Pharmacology Social & Preventive Medicine Microbiology Gynaecology & Obstetrics Dental Physiology Biochemistry Pediatrics

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460 Medicine

A patient on amphotericin B develops hypokalemia of 2.3 meq/l. K+ supplementation required?

A40 mEq over 24 hours

B60 mEq over 24 hours

C80 mEq over 24 hours

D120-160 mEq over 24 hours (Correct Answer)

Medicine

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461 Dental

What should be the position of child during asthmatic attack:

ASupine

BSemi erect (Correct Answer)

CErect

DTrendelenburg

Dental

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462 Pediatrics

Most common sequelae due to periventricular leukomalacia –

ASpastic diplegia (Correct Answer)

BSpastic quadriplegia

CMental retardation

DSeizures

Pediatrics

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463 Surgery

Which is the most conspicuous sign in breast cancer?

ANipple retraction

BPeau d'orange (Correct Answer)

CPuckering

DCancer en-cuirasse

Surgery

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464 Biochemistry

In a reaction substrate is available in a concentration that is l000times the Km value of the enzyme. After 9 minutes of reaction, l7o substrate is conveed to product (12 microgram/ml). If the concentration of the enzyme is changed to 1/3 and concentration of substrate is doubled. What is the time taken to conve the substrate into the same amount of product, i.e. I 2microgram/ml?

A9 minutes

B4.5 minutes

C27 minutes (Correct Answer)

D13.5 minutes

Biochemistry

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465 Pathology

In hemorrhage lost plasma is replaced by:

ABone marrow

BKidney (Correct Answer)

CSpleen

DMuscle

Pathology

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466 Pharmacology

When broad-spectrum antibiotics are administered with coumarin anticoagulants, the anticoagulant action may be:

AReduced because of enhanced hepatic drug metabolism

BReduced because of increased protein-binding

CIncreased because of reduction of vitamin 'K' sources (Correct Answer)

DIncreased because of decreased renal excretion of the anticoagulant

Pharmacology

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467 Pathology

A girl suffering from browning of teeth, wearing of enamel but not cavitatory. OPG shows obliteration of pulp with narrowing of canal & deposition of secondary dentin, she gave the history that out of her 4 brothers, 2 are suffering from the same disease. She is suffering from

AAmelogenesis imperfecta

BDentinogenesis imperfecta (Correct Answer)

CFluorosis

DOdontodysplasia

Pathology

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468 Dental

Estimate the dental age from the radiograph:

A5 years

B10 years

C15 years (Correct Answer)

D25 years

Dental

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