Urinary System Functions and Disorders Quiz
16 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 is the primary function of natriuretic hormone in diabetic kidney disease?

  • Promoting Ca++ reabsorption
  • Stimulating Na+ reabsorption
  • Enhancing phosphate reabsorption
  • Causing Na+ secretion (correct)
  • Which hormone is responsible for the increase in Ca++ reabsorption and blocking phosphate reabsorption?

  • Parathyroid hormone (correct)
  • Natriuretic hormone
  • Aldosterone
  • Vasopressin
  • How do baroreceptors function in response to changes in blood pressure?

  • Causing widespread vasoconstriction with increased BP
  • Increasing aldosterone release with decreased BP
  • Promoting vasodilation with decreased BP (correct)
  • Stimulating renin release with increased BP
  • Which of the following statements about sodium is true?

    <p>Potassium moves in the same direction as sodium most of the time</p> Signup and view all the answers

    What is the regulatory function of hydrogen ions in the body?

    <p>Regulation of acid/base homeostasis</p> Signup and view all the answers

    How is nitrogen waste primarily processed in the body?

    <p>Broken down into urea</p> Signup and view all the answers

    What does oliguria, which is the excretion of 300-500 mL/day, typically indicate?

    <p>Blood loss</p> Signup and view all the answers

    What is the significance of the presence of leukocytes in urine?

    <p>Urinary tract infection</p> Signup and view all the answers

    Which hormone directly influences the reabsorption of sodium in the distal convoluted tubule of the nephron?

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

    What is the main function of the collecting duct in the nephron?

    <p>Regulation of water reabsorption</p> Signup and view all the answers

    What is the function of macula densa in the nephron?

    <p>Regulates renin release</p> Signup and view all the answers

    What is the primary cause of polyuria, which is the excretion of more than 2.5 liters of urine per day?

    <p>Diabetes mellitus</p> Signup and view all the answers

    Which part of the nephron is responsible for actively pumping out sodium ions and creating a negative charge in the interstitial space?

    <p>Descending Loop of Henle</p> Signup and view all the answers

    What does anuria, which is the excretion of less than 50 mL/day, often indicate?

    <p>Kidney failure</p> Signup and view all the answers

    Which substance is primarily reabsorbed by the proximal convoluted tubule through active transport?

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

    What happens when there is systemic edema due to excessive protein being filtered into urine?

    <p>Lower osmotic pressure in circulating blood leading to edema.</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser