medical MCQs – Page 370

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 Review each marked answer and report any item that may be outdated or unclear.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

7381. Bile contains______________?
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A. All of the above

B. Lithocholic acid

C. Deoxycholic acid

D. Chenodeoxycholic acid

E. Cholic acid

7382. Muscle glycogen, which cannot contribute to blood glucose due to the absence of which enzymes ?
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A. Phosphoglutamase

B. Debranching enzyme

C. Branching enzyme

D. Glucose-6-phosphotase

7383. Which of the following is abnormal constituent of urine_____________?
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A. Urea

B. glucose

C. Creatine

D. None of the above

7384. Serum alkaline phosphatase level increase in_______________?
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A. Hypothyroidism

B. Carcinoma of prostate

C. Hyperparathyroidism

D. Myocardial infarction

7385. Synthesis of protein occurs on_____________?
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A. Mitochondria

B. Poly ribosomes

C. Golgi bodies

D. Nucleus

7386. Multiienzyme complex in human_______________?
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A. Fatty acid synthetase

B. Malonyl CoA carboxylase

C. Carbomoyl Phosphate synthetase

D. Adenosine phospho ribosyl transferase

7387. Glucose can be synthesized from all except_____________?
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A. Glycerol

B. Acetoacetate

C. Lactic acid

D. Amino acids

7388. Which is not a oligosaccharide sugar ?
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A. Sucrose

B. Maltose

C. Lactose

D. Galactose

7389. An essential for the conversion of glucose to glycogen in liver is____________?
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A. GTP

B. Guanosine

C. UTP

D. Pyruvate Kinase

7390. Inactive precursors of enzymes are known as_______________?
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A. Coenzymes

B. Proenzymes

C. Holoenzymes

D. Apoenzymes

7391. Glycogen breakdown leads to formation of______________?
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A. Lactic acid

B. Glucose & Lactic acid

C. Glycoprotein

D. Glucose

7392. An enzyme not involved in glycolysis is______________?
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A. Phosphoglycero mutase

B. Aldolase

C. Glycerophosphate dehydrogenase

D. Enolase

7393. Which of them is multienzyme complex_____________?
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A. Pyruvate dehydrogenase

B. Alpha ketoglutarate dehydrogenase

C. Succinate dehydrogenase

D. Enolase

E. Both A & B

7394. In TCA cycle, citrate is converted in to after losing a molecule of H2O_____________?
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A. Glutarate

B. Isocitrate

C. Cisaconitate

D. Oxalocetate

7395. The enzyme that is specifically increased in obstructive jaundice is_____________?
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A. Glutamate oxaloacetate transaminase

B. Alkaline phosphaase

C. Acid phosphatase

D. Glutamate pyruvate transaminase

7396. Which of the following is a non-reducing sugar____________?
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A. Lactose

B. Glucose

C. Maltose

D. Sucrose

7397. Which one of the following is the correct sequential order in which the given enzymes of krebs cycle are formed after a molecule of acetyl CoA______________?
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A. Citrate, Oxalocetate, Ketoglutarate

B. Citrate, Ketoglutarate, Oxalocetate

C. Oxalocetate, Ketoglutarate, Citrate

D. Ketoglutarate, Oxalocetate, Citrate

7398. Which of the following enzymes use NADP as coenzyme ________________?
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A. Lactate dehydrogenase

B. Beta hydroxy acyl CoA dehydrogenase

C. Glyceraldehyde 3 phosphate dehydrogenase

D. Glucose 6-Phosphate dehydrogenase

7399. Adrenaline acts on which enzyme in glycogenolysis ?
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A. Glucose diphosphatase

B. Hexokinase

C. Phosphorylase

D. Glucokinase

7400. Key glycolytic enzymes_____________?
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A. Phosphofructokinase

B. Glucose 1,6 diphosphatase

C. Pyruvate kinase

D. Hexokinase

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