Which of the following is a male secondary sex characteristic?
A. The perineal raphe
B. The testis
C. The ductus deferens
D. A deep voice
E. The prostate
Answer: D
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Vomiting is initiated by stimulation of chemoreceptors in the medulla
Indicate whether the statement is true or false
The hormones insulin and glucagon are produced by the ____
a. pancreas b. thyroid c. pituitary d. adrenals
The head of the radius is distal; the head of the ulna is proximal.
Answer the following statement true (T) or false (F)
Which of the following correctly traces blood flow from the renal artery into the renal cortex?
A. Arcuate a. ? interlobar a. ? afferent arteriole ? interlobular a. B. Segmental a. ? arcuate a. ? interlobar a. ? interlobular a. C. Afferent arteriole ? interlobular a. ? arcuate a. ? interlobar a. D. Segmental a. ? interlobar a. ? arcuate a. ? interlobular a. E. Interlobar a. ? interlobular a. ? segmental a. ? arcuate a.