200,000+ Free Medical MCQ Questions – Page 454

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

4078 Dental

Reciprocal arm taper in

A1 dimension

B2 dimension

C3 dimension

DNot tapered

Dental

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4079 Gynaecology & Obstetrics

A 14 year girl presented with absent thelarche.On examination uterus was present. Investigations showed high FSH. karyotype is XY.What is the probable diagnosis?

AGonadal dysgenesis

BKallman syndrome

CAndrogen insensitivity syndrome

DAdrenal hyperplasia

Gynaecology & Obstetrics

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4080 Biochemistry

Which is not involved in iron metabolism?

ATransthyretin

BCeruloplasmin

CHepcidin

DFerropoin

Biochemistry

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4081 Biochemistry

Which of the following is most effective for gluconeogenesis in starvation?

AAcetyl Co-A stimulation of pyruvate carboxylase

BFructose-1, 6-biphosphate stimulation of phosphofructokinase-1

CCitrate stimulation of acetyl carboxylase

DFructose-2, 6-biphosphate stimulation of phosphofructokinase-2

Biochemistry

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4082 Physiology

Skeletal muscles

AContracts when calcium is taken up by sarcoplasmic reticulum

BContracts when actin and myosin filaments shorten

CContraction is initiated by calcium binding to troponin

DContraction is initiated by calcium binding to tropomyosin

Physiology

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4083 Pediatrics

Child of Vasanthi was weaned from breast milk on the 5th day and was given sugarcane juice the child developed hypoglycemia and hepatomegaly biochemical examination showed hypophosphatemia and enzyme deficiencies–reducing substances in urine. The child is probably suffering from which of the following enzyme deficiencies –

AFructokinase

BAldolase B

CGlucose 6 Phosphatase

DBeta galactosidase

Pediatrics

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4084 Gynaecology & Obstetrics

Which of the following increases callus formation:

ARigid immobilization

BMovement at fracture site

CCompression plating

DIntraosseous nailing

Gynaecology & Obstetrics

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4085 Dental

The primary function of the dental pulp is:

ANutritive

BProduction of dentin

CProduction of enamel

DVascular supply to the teeth

Dental

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4086 Dental

During periradicular surgery bone is removed with?

ARound burr

BDouble inverted cone burr

CFissure burr

DTaper Burr

Dental

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Medical MCQ Questions — Page 454