What is true about heart valves?
A) They separate atria from ventricles, and ventricles from the large arteries that leave them.
B) They enforce a one-way blood flow through the heart.
C) They operate passively (no active contraction required).
D) They enforce a one-way blood flow through the heart, operate passively (no active contraction required), and separate atria from ventricles, and ventricles from the large arteries that leave them.
Answer: D
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A rabbit is presented for hematuria, stranguria, lethargy, and anorexia. A UA is performed and a radiograph is taken and uroliths are diagnosed. The rabbit is anesthetized and a cystotomy is performed to correct the problem. (Key: remember, the color of rabbit urine can vary from clear to white to red depending on diet and individual variation.) Another term for urolith is:
A) nephrolith B) renolith C) bladdolith D) cast E) urinary calculus
Tom recently had surgery to remove some polyps (growths) from his sinuses. After he heals from the surgery, he notices that his sense of smell is not as keen as it was prior to the procedure. What is the reason for this side effect?
What will be an ideal response?
What tissue type makes up 50 percent of the total weight of the body?
A. Bone B. Muscle C. Connective tissue D. Epithelium
Which of the following pigments is not involved in determining skin color?
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