Renal Physiology Quiz

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Questions and Answers

Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule?

  • Decrease in aldosterone levels
  • Increase in aldosterone levels (correct)
  • Increase in antidiuretic hormone levels
  • Decrease in antidiuretic hormone levels

Part of the nephron involved in active reabsorption of sodium is:

  • Proximal convoluted tubule (correct)
  • Distal convoluted tubule
  • Descending limb of Henle’s loop
  • Bowman’s capsule

A fall in glomerular filtration rate (GFR) activates:

  • Posterior pituitary to release vasopressin
  • Atrial natriuretic factor release
  • Renin-angiotensin-aldosterone system (correct)
  • Increase in aldosterone levels

Typically, human urine is acidic as:

<p>Hydrogen ions are actively secreted into the filtrate (D)</p> Signup and view all the answers

Maximum amount of electrolytes and water, about 70-80%, from the glomerular filtrate is reabsorbed in which part of the nephron?

<p>Proximal convoluted tubule (D)</p> Signup and view all the answers

What is the purpose of subjecting the extract from living tissue to various separation techniques?

<p>To isolate and purify a compound (D)</p> Signup and view all the answers

What does the ash obtained after burning a living tissue contain?

<p>Inorganic elements and compounds (C)</p> Signup and view all the answers

What does elemental analysis of living tissues provide?

<p>Elemental composition in the form of hydrogen, oxygen, chlorine, carbon, etc. (B)</p> Signup and view all the answers

What happens to the water content when a small amount of living tissue is dried?

<p>All the water evaporates (A)</p> Signup and view all the answers

What is the term used for all the carbon compounds oxidized to gaseous form when a tissue is fully burnt?

<p>'Ash' (C)</p> Signup and view all the answers

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