Pharmacology of Endocrine System Quiz

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Questions and Answers

What is the primary function of prolactin?

  • Stimulate and maintain lactation (correct)
  • Increase sexual drive
  • Inhibit prolactin secretion
  • Promote ejection of breast milk

How is hyperprolactinemia usually treated?

  • With tyrosine kinase inhibitors
  • By promoting tyrosine phosphorylation
  • With D2-receptor agonists (correct)
  • By increasing hypothalamic dopamine

How do vasopressin and oxytocin differ from other hormones?

  • They are released in response to specific physiologic signals (correct)
  • They are regulated by releasing hormones
  • They are not synthesized in the hypothalamus
  • They are transported to the anterior pituitary

What is the mechanism of action for prolactin?

<p>Activates a tyrosine kinase to promote tyrosine phosphorylation and gene activation (A)</p> Signup and view all the answers

What are the adverse effects of hyperprolactinemia treatment?

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

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