Renal System Functions Quiz
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Questions and Answers

What is the primary function of the urinary system?

  • Converting vitamin D to an active form
  • Producing erythropoietin and renin
  • Maintaining proper osmolarity of body fluids (correct)
  • Synthesizing glucose from amino acids

    • What is the role of the kidney in maintaining blood pressure?

  • Excreting excess fluid from blood when blood pressure is high (correct)
  • Producing erythropoietin and renin
  • Synthesizing glucose from amino acids
  • Converting vitamin D to an active form

    • Which function is associated with renal endocrine function?

  • Excreting wastes of body metabolism and hormones
  • Synthesizing glucose from amino acids
  • Maintaining proper acid-base balance
  • Converting vitamin D to an active form (correct)

    • What is the process of synthesizing glucose from its primary sources such as amino acids called?

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

    Which compound is primarily excreted by the urinary system from protein metabolism?

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

    What is the function of the urethra in the male reproductive system?

    <p>Serving as a conduit for sperm and urine</p> Signup and view all the answers

    What are the two functions of renin produced by the kidneys?

    <p>Regulating blood pressure and converting vitamin D to an active form</p> Signup and view all the answers

    Which part of the kidney is composed mostly of renal pyramids?

    <p>Renal medulla</p> Signup and view all the answers

    What is the function of the nephron in the kidney?

    <p>Reabsorbing useful materials to the blood and transferring wastes to collecting duct</p> Signup and view all the answers

    How does blood enter the nephron in the kidney?

    <p>Through afferent arteriole</p> Signup and view all the answers

    What is the functional unit of the kidney?

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

    What is the main component of ECF (extracellular fluid)?

    <p>Sodium (Na+)</p> Signup and view all the answers

    Where is urine stored before being periodically emptied through the urethra?

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

    Which blood vessel supplies each kidney and returns blood to the heart?

    <p>Renal artery and vein</p> Signup and view all the answers

    What differentiates cortical nephrons from juxtamedullary nephrons?

    <p>Location within the kidney</p> Signup and view all the answers

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