medical MCQs – Page 179

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

3561. Somatomedin mediates________________?
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A. Decreased rate of glucose uptake by cells

B. Lipolysis

C. Gluconeogenesis

D. Deposition of chondroitin sulfate

3562. The portion of DNA in Which RNA polymerase binds and starts transcription is called______________?
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A. Promoter region

B. Operator

C. Terminator

D. Anti terminator

3563. The precursor of testosterone is_____________?
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A. Aldosterone

B. Methyl testosterone

C. Pregnenolone

D. Estrogen

3564. Which of the following process in involved in conversion of DNA to RNA___________?
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A. Conjugation

B. Transcription

C. Transduction

D. Translocation

3565. Enzyme regulating the conversion of ethanol to acetaldehyde________________?
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A. Alcohol dehydrogenase

B. Catalase

C. Enolase

D. Acetaldehyde dehydrogenase

3566. The usual order of appearance of the primary teeth in the mouth is____________?
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A. Central incisors, first molars, lateral incisors, second molars, canines

B. Central incisors, lateral incisors, canines, second molars, first molars

C. Central incisors, lateral incisors, first molars second molars, canines

D. Central incisors, lateral incisors, first molars canines, second molars

3567. The eruption are of maxillary permanent lateral incisor is_____________?
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A. 8-9 years

B. 6-7 years

C. 10-11 years

D. 8-9 months

3568. The lipid, which acumulates in fatty liver, is_______________?
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A. Triglycerides

B. Lipoprotein

C. Cholesterol

D. FFA

3569. Which cell organelle contains DNA_____________?
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A. Endoplasmic reticulum

B. Golgi body

C. Mitochondrion

D. Centriole

3570. How many pulpal horns are there in the mandibular second primary molar ?
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A. 3

B. 4

C. 5

D. 6

3571. The fuel value of fat is____________?
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A. 9

B. 4

C. 5

D. 7

3572. Transcription is the synthesis of____________?
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A. Single stranded complimentary copy of DNA

B. Complimentary copy of RNA

C. COmplimentary copy of rRNA

D. Double stranded complimentary copy of DNA

3573. Hyponatremia is defined as a serum Na+ level ____________________?
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A. >135 mmol/L

B. < 135 mmol/L

C. < 160 mmo/L

D. < 100 mmo/L

3574. Kinase requires_______________?
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A. Mg++

B. MN++

C. Inorganic phosphate

D. Cu++

3575. Which among the following is NOT a common finding of the decidous dentition ?
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A. Shallow overjet and overbite

B. Tight contacts, absence of spacing

C. Ovoid arch form

D. Flush terminal plane

3576. Roots of primary and secondary teeth are different in that the primary roots are more divergent and flaring. The other difference _____________?
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A. Primary roots resorb more easily

B. Primary roots show less a accessory and lateral canals

C. Primary roots are shorter

D. None of the above

3577. The antibacterial substance present in tears which acts by splitting cell wall components is____________?
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A. Betalysine

B. Lactoperoxidase

C. Lysozyme

D. Penicillin

3578. NADPH is required for________________?
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A. Glycogenolysis

B. Fatty acid synthesis

C. Glycolysis

D. Gluconeogenesis

3579. The most important role of cholesterol is_____________?
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A. It is a precursor of polyunsaturated fatty acids

B. It is a component of cell membrane

C. None of the above

D. It stores up energy

3580. Which of the following is most important content of diet ?
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A. Vitamin

B. Minerals

C. Protein

D. Water

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