Human Digestive and Urinary System
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Questions and Answers

What is the primary function of the liver in the process of nutrient metabolism?

  • To absorb digested food molecules into the capillaries
  • To monitor and metabolize the blood components (correct)
  • To store nutrients in the hepatic portal veins
  • To regulate the composition of the gastrointestinal tract
  • What happens to the quantity of solutes or water in the plasma when there is a positive balance?

  • The quantity decreases
  • The quantity increases (correct)
  • The quantity is eliminated from the plasma
  • The quantity remains the same
  • Which of the following is NOT a factor that affects plasma composition?

  • Exchange between different compartments of the body
  • Kidneys regulating solute and water content
  • Liver function
  • Neurotransmission (correct)
  • What is the purpose of the hepatic portal veins in the process of nutrient metabolism?

    <p>To deliver digested food molecules to the liver</p> Signup and view all the answers

    What is the term for the state in which the body's internal environment is maintained within a narrow range of values?

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

    What is the correct equation that illustrates the concept of balance?

    <p>Input + production = utilization + output</p> Signup and view all the answers

    Which of the following is NOT a function regulated by the kidneys?

    <p>Regulation of plasma protein concentration</p> Signup and view all the answers

    What is the term for the urine that leaves the glomerulus and enters the renal tubules?

    <p>Primary urine</p> Signup and view all the answers

    What is the function of the renal tubules in the nephron?

    <p>Reabsorbing necessary components and secreting waste</p> Signup and view all the answers

    What is the term for the functional unit of the renal process?

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

    What is the function of the glomerular capsule (Bowman’s capsule)?

    <p>Managing the inflow of filtrate to the renal tubules</p> Signup and view all the answers

    What is the term for the capillary network where filtration occurs in the nephron?

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

    What is the primary mechanism by which the urinary system regulates blood pressure?

    <p>By altering the volume of water lost in urine</p> Signup and view all the answers

    What is the role of the adrenal glands in the urinary system?

    <p>To regulate kidney function and secrete hormones such as epinephrine</p> Signup and view all the answers

    What is the primary function of the urinary system in nutrient metabolism?

    <p>To conserve valuable nutrients such as glucose</p> Signup and view all the answers

    What is the role of the urinary system in maintaining blood pH?

    <p>By eliminating hydrogen ions and bicarbonate ions in urine</p> Signup and view all the answers

    What is the primary function of the ureters in the urinary system?

    <p>To transport urine from the kidneys to the bladder</p> Signup and view all the answers

    How does the urinary system regulate plasma ion concentration?

    <p>By controlling the amounts of sodium, potassium, and chloride ions lost in urine</p> Signup and view all the answers

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