The middle portion of the kidneys is the ________.
A. hilum
B. renal cortex
C. renal pelvis
D. renal medulla
E. renal column
Answer: D
Health Professions
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A. just-in-time C. right on time B. quick D. immediate-use
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A drain can enhance wound healing by
a. preventing infection. b. increasing wound dead space. c. increasing seroma formation. d. preventing tissue devitalization.
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