Magnesium Absorption and Homeostasis

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Questions and Answers

Where is magnesium mainly absorbed in the body?

  • Bone
  • Kidneys
  • Large intestine
  • Small intestine (correct)

What is the approximate total amount of magnesium in the body?

  • 10g
  • 40g
  • 50g
  • 25g (correct)

What contributes to the mobilization of magnesium from bones?

  • Aldosterone
  • PTH (correct)
  • Hypermagnesemia
  • Renal failure

What is a clinical indication of hypermagnesemia?

<p>Muscular weakness and paralysis (C)</p> Signup and view all the answers

How does Aldosterone affect plasma magnesium levels?

<p>Decreases its excretion by the kidneys (D)</p> Signup and view all the answers

What leads to hypermagnesemia?

<p>Renal failure (D)</p> Signup and view all the answers

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