Secretion
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Questions and Answers

Which substances are secreted by the DCT and collecting duct?

  • Urea, potassium, hydrogen ions (correct)
  • Urea, ammonium ions, drugs
  • Urea, sodium, chloride ions
  • Urea, glucose, amino acids

What influences the amount of tubular secretion?

  • Aldosterone secretion (correct)
  • Tubular fluid pH
  • Blood glucose level
  • Urea concentration

Where does the secretion of urea occur?

  • Proximal convoluted tubule
  • Collecting duct
  • Distal convoluted tubule
  • Descending loop of Henle (correct)

What is the function of tubular secretion?

<p>Movement of substances out of the blood (A)</p> Signup and view all the answers

Which structure secretes urea through diffusion?

<p>The descending loop of Henle (C)</p> Signup and view all the answers

Which factor increases potassium secretion in tubular secretion?

<p>Aldosterone secretion (B)</p> Signup and view all the answers

Which ions are secreted by the DCT and collecting duct?

<p>Potassium and hydrogen ions (D)</p> Signup and view all the answers

Which substances are secreted by the DCT and collecting duct to excrete from the body?

<p>Ammonium and toxins (C)</p> Signup and view all the answers

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