Active Transport: Definitions, Criteria, and Types
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Questions and Answers

Which type of transport occurs against the concentration (chemical), electrical, or pressure gradient?

  • Endocytosis (cell ingestion)
  • Exocytosis (cell excretion)
  • Primary active transport (correct)
  • Secondary active transport
  • What is the main requirement for primary active transport?

  • Energy (correct)
  • Carrier
  • Fluid environment
  • Specific substrate
  • In which cells is the Na+ - K+ pump present?

  • All cells of the body (correct)
  • Muscle cells only
  • Nerve cells only
  • Blood cells only
  • Where is the calcium pump located in muscle fibers?

    <p>In the sarcoplasmic reticulum</p> Signup and view all the answers

    Which cells contain the H+ pump for pumping H+ from the cell to the tubular lumen?

    <p>Parietal cells of the stomach &amp; intercalated cells in the renal tubules</p> Signup and view all the answers

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