medical MCQs – Page 194

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 Review each marked answer and report any item that may be outdated or unclear.

3862. One molecule of B-carotene gives rise to______________?
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A. 2 unit of Vitamin A

B. 4 unit of Vitamin A

C. 1 unit of Vitamin A

D. 3 unit of Vitamin A

3863. Which of the following is a derived a derived protein_____________?
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A. Peptones

B. Protamines

C. Prolamines

D. Lactalbumin

3869. Depression of mandible is achieved by_______________?
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A. All of the above

B. Geniohyoid

C. Digastric

D. Lateral pterygoid

3870. The action of vitamin K in formation of clotting factor is through__________________?
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A. Golgi complex

B. Post transcription

C. Endoplasmic reticulum

D. Post translation
3873. All are true about glutathione except ?
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A. It scavenges free radicals and superoxide ions

B. It conjugates xenobiotics

C. It is a tripetide

D. It converts hemoglobin to methemoglobin
3874. Lateral movement of condyle is caused by_____________?
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A. Contralateral lateral pterygoid muscle

B. Both lateral and medial pterygoid muscle

C. Epsilateral lateal pterygoid muscle

D. Bilateral contraction of lateral pterygoid muscle

3875. The primary role of chaperones is to help in______________?
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A. Protein synthesis

B. Protein folding

C. Protein degradation

D. Protein denaturation

3876. Cephalic phase of gastric secretion can be demonstrated by the following experiment____________?
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A. Condition reflex

B. Pavlovs pouch

C. None of the above

D. Heidenhans pouch

3878. Bile color is due to_____________?
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A. Creatinine

B. 5 mercaptan purine

C. Bilirubin

D. Globulin

3879. Facial occlusal line in the maxillary arch is formed by_______________?
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A. Stamp cusps

B. Non- supporting cusps

C. Supporting cusps

D. Centric holding cusps

3880. Trypsin is an activator of all of the following enzymes EXCEPT_______________?
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A. Pepsinogen

B. Procolipase

C. Chymotrypsinogen

D. Proelastase