H1 Receptor Antagonists Quiz

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Questions and Answers

Which type of cells primarily generate histamine?

  • Nerve cells
  • Mast cells (correct)
  • Cardiac muscle cells
  • Smooth muscle cells

Which receptor type does histamine primarily act on?

  • H1 receptor (correct)
  • H4 receptor
  • H3 receptor
  • H2 receptor

Which generation of H1 antihistamines has sedating effects?

  • First generation (correct)
  • Both first and second generation
  • Neither first nor second generation
  • Second generation

What are the uses of first generation H1 antihistamines?

<p>Treatment of allergic reactions (A)</p> Signup and view all the answers

Which receptors do first generation H1 antihistamines bind to?

<p>Both histamine and muscarinic receptors (D)</p> Signup and view all the answers

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