Electrolytes and Hormones Quiz
20 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What effect does aldosterone have on sodium in the kidneys?

  • Increases excretion in the collecting duct
  • Decreases reabsorption in the proximal tubule
  • Has no effect on sodium levels
  • Increases reabsorption in the collecting duct (correct)

    • Which of the following is a consequence of increased potassium excretion due to aldosterone?

  • Increase in blood calcium levels
  • Higher potassium levels in the blood
  • Decrease in cardiac impulse transmission
  • Lower potassium levels in the blood (correct)

    • What role does calcium play in muscle function?

  • It prevents blood clotting
  • It reduces muscle contractions
  • It breaks down muscle fibers
  • It enhances muscle contractions (correct)

    • Which hormone is responsible for increasing serum calcium levels?

    <p>Parathyroid hormone</p> Signup and view all the answers

    How does magnesium influence cardiac function?

    <p>It stabilizes heart rhythm</p> Signup and view all the answers

    What is the primary function of bicarbonate in the body?

    <p>Acts as a major body buffer</p> Signup and view all the answers

    Which electrolyte is primarily involved in the buffering of oxygen-carbon dioxide exchange in red blood cells?

    <p>Chloride</p> Signup and view all the answers

    What is the relationship between calcium and phosphate in the body?

    <p>Increasing calcium levels decreases phosphate levels</p> Signup and view all the answers

    What triggers the intestinal absorption of magnesium?

    <p>Vitamin D</p> Signup and view all the answers

    What is one of the primary functions of phosphate in the body?

    <p>Producing ATP and DNA</p> Signup and view all the answers

    What effect does aldosterone have on potassium levels in the body?

    <p>Increases potassium excretion</p> Signup and view all the answers

    Which statement about calcium's role in the body is accurate?

    <p>Calcium helps in blood clotting and muscle contractions.</p> Signup and view all the answers

    What is one of the functions of magnesium in the body?

    <p>Operating the sodium-potassium pump.</p> Signup and view all the answers

    What is a primary role of bicarbonate in the body?

    <p>Regulating acid–base balance.</p> Signup and view all the answers

    Which vitamin enhances intestinal absorption of magnesium?

    <p>Vitamin D</p> Signup and view all the answers

    What effect does parathyroid hormone have on phosphate levels?

    <p>Decreases serum phosphate levels.</p> Signup and view all the answers

    How does potassium exit cells during tissue damage?

    <p>Due to acidosis effects</p> Signup and view all the answers

    Which electrolyte has a key role in nerve impulse transmission and muscle contraction?

    <p>Calcium</p> Signup and view all the answers

    Which statement regarding chloride is correct?

    <p>Chloride is an important component of HCl production.</p> Signup and view all the answers

    What physiological role does phosphate play in cellular function?

    <p>Producing ATP and DNA.</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser