Some examples from this set of practice questions
1.
What is the main function of the excretory system?
Answer: To remove waste products and excess substances from the blood in order to maintain fluid and electrolyte balance, eliminate metabolic waste, and protect the body\'s internal balance.
2.
Where are the kidneys located?
Answer: On either side of the spine, retroperitoneally (behind the peritoneum).
3.
What are the main parts of the kidney?
Answer: Cortex (outer region), medulla (inner region with renal pyramids), and renal pelvis (funnel-shaped structure collecting urine).
4.
What are the primary functions of the kidneys?
Answer: Filtration, reabsorption, and secretion.
5.
What is the structural and functional unit of the kidney?
Answer: The nephron.
6.
What are the two main parts of the nephron?
Answer: Renal corpuscle (glomerulus and Bowman\'s capsule) and renal tubule (PCT, loop of Henle, DCT, and connecting tubule).
7.
What processes occur in the nephron?
Answer: Glomerular filtration, tubular reabsorption, and tubular secretion.
8.
What is the function of the ureters?
Answer: To transport urine from the kidneys to the bladder through peristaltic contractions.
9.
What is the primary function of the urinary bladder?
Answer: To store urine until it is released.
10.
What are the differences between the male and female urethra?
Answer: The male urethra is longer, passes through the penis, and also facilitates the flow of semen, while the female urethra is shorter and connects to the external genitalia.
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