Male reproductive system

The head of the penis

• prepuce

• glans

• root

• ampulla

What is abnormal sperm count of a fertile male?

• above 300 million/mL

• below 300 million/mL

• below 150 million/mL

• below 20 million/mL

The structures that fill with blood in order to cause erection of the penis are

• prostate tissues
• erectile tissues
• scrotum tissues
• gonadal tissues

The bulbourethral glands (Cowper's glands) produce

• gametes
• semen
• lubricating mucus 
• sperm

How many chromosomes are inside the nucleus of a spermatogonium?

• 46
• 23

What hormone is released by the anterior pituitary to stimulate division of spermatogonia?

• gnRH
• FSH
• LH
• testosterone

In order to interact best with the acidic environment of the vagina, the pH of semen is 

• also acidic
• alkaline

The dartos muscle and cremaster muscle contract in an effort to __________

• ejaculate sperm

• keep sperm cells warm

• maintain proper temperature for sperm storage and development

The name of the process by which sperm leaves the body is called

• erection

• ejaculation

• division

• production

The portion of erectile tissue that surrounds the urethra is the

• prepuce

• glans

• corpus spongiosum

• rete testes