physiology MCQs – Page 17

Practise focused physiology questions with marked answers for exam preparation and subject revision.

physiology Mcqs
321. The function common to neutrophils, monocytes & macrophages is______________?
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A. Liberation of histamine

B. Destruction of old erythrocytes

C. Phagocytosis

D. Immune response

322. Albumin is_____________?
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A. Nucleo protein

B. Phospho protein

C. Chromo protein

D. Simple protein
323. Most important function of albumin in body is_______________?
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A. Coagulation

B. Oncotic pressure

C. Toxic transport

D. Drug transport

324. Which of the following is not true about axonotmesis ?
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A. Impairment of both sensory and motor function

B. Wallerian degeneration

C. Intact neural sheath is not present

D. Reversible loss, which will be regenerated i 6-8 wks

325. Hemoglobin has______________?
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A. Four heme molecules and four polypeptide chains

B. Four heme molecules, 2? and 2? chains

C. One heme and one globin molecule

D. Four polypeptide chains, 2?, 1?,1? chain

326. Which of the following is not involved in blood clotting ?
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A. Fibrinogen

B. Fe+2

C. Calcium

D. Prothrombin

328. What is the glomerular filtration rate ?
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A. 150 ml/min

B. 175 ml/min

C. 100 ml/min

D. 125 ml/min
329. A patient with A ve blood group can receive blood from_______________?
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A. Positive donor

B. AB positive donor

C. A negative donor

D. B negative donor

331. The function of vitamin K is______________?
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A. Prothrombin formation

B. Fibrin formation

C. Thrombin formation

D. Thromboplastin formation

332. Citrate is a useful anticoagulant because of its ability to_____________?
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A. Chelate calcium

B. Bind vitamin K

C. Bind factor XII

D. Buffer basic groups of coagulation factors

333. Phagocytosis in the CNS is done by _______________?
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A. Schwann cells

B. Oligocytes

C. Astrocytes

D. Microglia
334. Potassium is maximum in_____________?
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A. Interstitium

B. Bone

C. Plasma

D. Cell
335. Which of the following cell type is not a precursor of erythrocyte____________?
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A. Myeloblast

B. Reticulocyte

C. Norm oblast

D. PR erythroblast

336. The end plate potential is characterized by_____________?
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A. Hyper polarization

B. Propagation

C. All or none law

D. Depolarization
337. Voluntary movement of eye ball is controlled by______________?
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A. Cerebellum

B. Superior colliculus

C. Visual cortex area

D. Frontal eye field

338. Formation of a small volume of concentrated urine in dehydration is associated with____________?
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A. More reabsorption in the PCT

B. More concentration in loop of Henle

C. More reabsorption of DCT and collecting ducts

D. All of these