Bioscience for Paramedics Course Quiz
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Questions and Answers

What triggers the release of Renin into the bloodstream?

  • An increase in Angiotensin II levels
  • A decrease in sodium levels in the blood (correct)
  • An increase in blood pressure
  • A decrease in Aldosterone levels

    • What is the primary function of the Renin-Angiotensin-Aldosterone System (RAAS)?

  • To convert Angiotensin I to Angiotensin II
  • To filter waste and excess water from the blood
  • To release Aldosterone into the bloodstream
  • To regulate blood pressure and fluid balance (correct)

    • What is the effect of Angiotensin II on blood vessels?

  • It has no effect on blood vessels
  • It promotes the reabsorption of sodium in the kidneys
  • It causes blood vessels to constrict, increasing blood pressure (correct)
  • It causes blood vessels to dilate, decreasing blood pressure

    • What is the role of Angiotensin-Converting Enzyme (ACE) in the RAAS?

    <p>To convert Angiotensin I to Angiotensin II</p> Signup and view all the answers

    What is the outcome of an overactive or imbalanced Renin-Angiotensin-Aldosterone System?

    <p>Hypertension (high blood pressure) and fluid imbalances</p> Signup and view all the answers

    What is the effect of Aldosterone on the kidneys?

    <p>It promotes the reabsorption of sodium in the kidneys</p> Signup and view all the answers

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