During a cardiac catheterization, the doctor notes that one of the coronary arteries has stenosis, or a "condition (of) ________."
A) hardness
B) constriction; narrowness
C) thrombus
D) widening
B
Explanation: A) Scler/o-, not sten/o-, means "hard."
B) Correct!
C) Sten/o- does not mean "thrombus."
D) Sten/o- does not mean "widening."
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Fill in the blank(s) with the appropriate word(s).
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