20 POINTS

The _____________, one of the male's external sex organs, ejaculates semen.

epididymis
scrotum
vas deferens
penis
10. During times of sexual arousal, the sperm leave their storage area and travel into long tubes called the ____________.

erectile tissue
seminal vesicles
vas deferens
fallopian tubes
11. Along the way, sperm journey through the __________ where they are nourished by a nutritious fluid.

seminal vesicles
semen
vas deferens
penis
12. In addition, sperm receive a chemical fluid from the _____________. (This is the most common site of cancer in older men.)

epididymis
prostate gland
erectile tissue
urethra
13. _______________ is responsible for the development of male characteristics, including: muscle mass and stregth, fat distribution, bone mass and the sex drive.

Estrogen
Progesterone
Testosterone
Nyacin
14. At this point, the tube that carries the sperm outside the body meets the prostate gland. Before a male can ejaculate, the spongy tissue surrounding the penis called, ___________, becomes engorged with blood causing the penis to become rigid.

epidermal tissue
erectile tissue
necrotic tissue
epithelial tissue