Which layer of a blood vessel contains concentric sheets of smooth muscle tissue?
A) tunica intima
B) external elastic membrane
C) tunica media
D) internal elastic membrane
E) tunica externa
Question 2
The role of FSH in males is to
A) stimulate the interstitial endocrine cells to produce testosterone.
B) stimulate the growth of male accessory glands.
C) initiate sperm production in the testes.
D) develop and maintain secondary sex characteristics.
E) influence sexual behaviors and sex drive.