Hypoglycemia and Hormonal Response Quiz
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Questions and Answers

What is typically the first defense mechanism when blood sugar levels drop?

  • Glucagon is released from the pancreas
  • Pancreatic beta-cells decrease insulin secretion (correct)
  • Epinephrine increases glucose utilization
  • Growth hormones are secreted from the adrenal glands

    • What is a common consequence of hypoglycemia-associated autonomic failure (HAAF)?

  • Hypoglycemic unawareness (correct)
  • Accelerated brain glucose dependency (correct)
  • Increased warning symptoms (correct)
  • Enhanced glucose counter-regulation

    • Which hormone is primarily responsible for increasing blood sugar levels during hypoglycemia?

  • Thyroid hormone
  • Epinephrine (correct)
  • Insulin
  • Serotonin

    • What condition can lead to fasting hypoglycemia due to excessive demand on insulin?

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

    Which of the following medications is least likely to contribute to hypoglycemia?

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

    What is considered a normal blood glucose level below which hypoglycemia occurs?

    <p>70 mg/dL</p> Signup and view all the answers

    Which of the following is NOT a defense mechanism against hypoglycemia?

    <p>Increased insulin secretion by pancreatic alpha-cells</p> Signup and view all the answers

    What condition is characterized by the loss of adrenergic symptoms that would normally signal hypoglycemia?

    <p>Hypoglycemia-Associated Autonomic Failure (HAAF)</p> Signup and view all the answers

    Which medication is associated with causing hypoglycemia?

    <p>Antihypertensive drugs (ACE inhibitors)</p> Signup and view all the answers

    What is the primary hormone released by pancreatic alpha-cells in response to low blood glucose levels?

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

    What mechanism supports glucose production during prolonged hypoglycemia beyond 4 hours?

    <p>Release of cortisol and growth hormones</p> Signup and view all the answers

    Which of the following is a common cause of fasting hypoglycemia?

    <p>Excessive insulin dosage</p> Signup and view all the answers

    Which condition is characterized by excessive insulin effect after meals?

    <p>Postprandial hypoglycemia</p> Signup and view all the answers

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