Comparing Characteristics of Large and Small Tubules
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Questions and Answers

What is the main function of the Loop of Henle?

  • To reabsorb water and electrolytes
  • To filter blood and form urine
  • To secrete hydrogen ions and bicarbonate
  • To concentrate urine by counter-current mechanism (correct)

    • Which part of the Loop of Henle is lined by simple squamous epithelium?

  • Thick ascending part
  • Very thin descending part (correct)
  • Very thin ascending part
  • Thick descending part

    • What is the function of the collecting tubules?

  • To reabsorb water and electrolytes
  • To transport urine from nephrons to the renal pelvis (correct)
  • To secrete hydrogen ions and bicarbonate
  • To filter blood and form urine

    • Which part of the Loop of Henle is the continuation of the proximal convoluted tubule (PCT)?

    <p>Thick descending part</p> Signup and view all the answers

    How many minor calyces typically join to form a major calyx?

    <p>8-12</p> Signup and view all the answers

    What type of epithelium lines the collecting ducts of Bellini?

    <p>Simple columnar epithelium</p> Signup and view all the answers

    How many nephrons typically drain their urine into one collecting tubule?

    <p>6-8</p> Signup and view all the answers

    Which part of the Loop of Henle marks the beginning of the distal convoluted tubule (DCT)?

    <p>Thick ascending part</p> Signup and view all the answers

    What is the name of the largest duct in the renal collecting system?

    <p>Duct of Bellini</p> Signup and view all the answers

    Which type of nephrons have long Henle's loops?

    <p>Juxtamedullary nephrons</p> Signup and view all the answers

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