Renal System Fundamentals
Explore the structure and function of the human renal system, including kidney anatomy, nephron processes, and waste excretion.
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Renal System Fundamentals
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Read each question carefully and answer to the best of your ability. Diagrams may be provided to assist you.
1. Which of the following is the primary function of the renal system?
Digestion of food
Regulation of body temperature
Filtration of blood and waste excretion
Production of hormones for growth
2. Which part of the nephron is responsible for the initial filtration of blood?
Loop of Henle
Collecting duct
Glomerulus
Distal convoluted tubule
3. The functional unit of the kidney is the .
4. Urine is transported from the kidneys to the bladder via the .
5. The process of reabsorbing useful substances back into the blood from the renal tubule is called .
6. Label the indicated parts of the kidney cross-section:

7. Briefly explain the role of ADH (Antidiuretic Hormone) in regulating water balance in the body.
8. The renal artery carries deoxygenated blood to the kidney.
True
False
9. The process of urination is also known as micturition.
True
False
Match the term on the left with its description on the right.
10. Cortex
a. Inner region of the kidney
11. Medulla
b. Outer region of the kidney
12. Ureter
c. Tube connecting kidney to bladder