Mastering Urine Formation
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

Which process is responsible for reabsorbing nearly 99% of the filtrate in the renal tubules?

  • Filtration
  • Reabsorption (correct)
  • Secretion
  • Excretion
  • Which substances are actively reabsorbed in the renal tubules?

  • Glucose (correct)
  • Nitrogenous wastes
  • Water
  • H+
  • Which substances are passively reabsorbed in the initial segments of the nephron?

  • Water (correct)
  • Glucose
  • Nitrogenous wastes
  • H+
  • Which process helps in the maintenance of ionic and acid-base balance of body fluids during urine formation?

    <p>Secretion (A)</p> Signup and view all the answers

    What percentage of the filtrate is reabsorbed by the renal tubules?

    <p>99% (C)</p> Signup and view all the answers

    Which cells in the nephron perform reabsorption?

    <p>Epithelial cells (D)</p> Signup and view all the answers

    Which substances are absorbed by passive transport in the renal tubules?

    <p>Nitrogenous wastes (B)</p> Signup and view all the answers

    Which substances are secreted into the filtrate during urine formation?

    <p>K+ (A)</p> Signup and view all the answers

    Which process is responsible for the release of urine from the body?

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

    What is the volume of urine released per day?

    <p>1.5 litres (C)</p> Signup and view all the answers

    Which process is the first step in urine formation?

    <p>Filtration (A)</p> Signup and view all the answers

    What is the average amount of blood filtered by the kidneys per minute?

    <p>1100-1200 ml (D)</p> Signup and view all the answers

    What are the three main processes involved in urine formation?

    <p>Filtration, Reabsorption, and Secretion (C)</p> Signup and view all the answers

    What is the term used to describe the filtration of blood through the glomerulus?

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

    What is the function of the juxta glomerular apparatus (JGA)?

    <p>Regulation of glomerular filtration rate (C)</p> Signup and view all the answers

    What is the approximate glomerular filtration rate (GFR) in a healthy individual per minute?

    <p>125 ml (A)</p> Signup and view all the answers

    Which cells in the juxta glomerular apparatus (JGA) release renin to regulate GFR?

    <p>JG cells (B)</p> Signup and view all the answers

    What is the term used to describe the minute spaces in the epithelial cells of Bowman’s capsule?

    <p>Filtration slits (D)</p> Signup and view all the answers

    What is the term used to describe the amount of filtrate formed by the kidneys per minute?

    <p>GFR (A)</p> Signup and view all the answers

    What is the main constituent of the filtrate formed during glomerular filtration?

    <p>Plasma (B)</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser