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 Multiple Choice QuestionsMultiple Choice Questions

21.

What will happen if the stretch receptors of the urinary bladder wall are totally removed?

  • Urine will not collect in the bladder

  • Micturition will continue

  • Urine will continue to collect normally in the bladder

  • Urine will continue to collect normally in the bladder

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22.

Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin?

  • Neutrophils

  • Basophils

  • Eosinophils

  • Eosinophils

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23.

A person who is on a longer hunger strike and is surviving only on water, will have

  • more sodium in his urine

  • less amino acids in his urine

  • more glucose in his blood 

  • more glucose in his blood 

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24.

Angiotensinogen is a protein produced and secreted by

  • macula densa cells

  • endothelial cells (cells lining the blood vessels)

  • liver cells

  • liver cells

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25.

Which of the following statements is correct?

  • The ascending limb of loop of Henle is impermeable to water

  • The descending limb of loop of Henle is impermeable to water

  • The ascending limb of loop of Henle is permeable to water

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26.

Match the items given in Column I with those in Column II and select the correct option given below:

Column I Column II
Function Part of the Excretory system
a Ultrafiltration i Henle's loop
b Concentration of urine ii Ureter
c Transport of urine iii Urinary bladder
d Storage of urine iv Malpighian corpuscle 
    v Proximal convoluted tubule

  • a b c d
    iv v ii iii
  • a b c d
    iv i ii iii
  • a b c d
    v iv i iii
  • a b c d
    v iv i ii

27.

A hormone, secreted by the endocrinal cells of duodenal mucosa which influences the releases of pancreatic juice is

  • relaxin

  • cholecystokinin

  • Secretin

  • Progesterone


28.

The ornithine cycle removes two waste products from the blood in the liver. These products are

  • CO2 and urea

  • ammonia and urea

  • CO2 and ammonia

  • ammonia and uric acid


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29.

Urea synthesis occurs in

  • kidney

  • Liver

  • Brain

  • Muscles


30.

Which is common to kidney and skeleton in mammals?

  • Cortex

  • Medulla

  • Pelvis

  • Radius


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