What hormone tells the gallbladder to contract and release its bile through the cystic duct to the common bile duct?
A. Cholecystokinin
B. Gastrin
C. Secretin
D. Pepsin
Answer: A
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Which is a passive transport process?
A. Osmosis B. Receptor-mediated endocytosis C. Ion pump D. Phagocytosis E. Pinocytosis
Small molecules that bind with self-proteins to produce antigenic substances are called ________.
A) haptens B) antibodies C) ions D) reagins
Which of the following does NOT correctly depict the effects of parathyroid hormone (PTH)?
A) PTH stimulates osteoclast activity. B) PTH stimulates the intestines to absorb calcium ions. C) PTH weakens the bones. D) PTH decreases blood calcium ion concentration.
A seventy-five-year-old male has noticed he has had difficulty urinating. His physician says his difficulty is most likely due to an enlarged gland known as the:
A) epididymis. B) seminal vesicle. C) bulbourethral gland. D) prostate.