QUESTION 1       

Semen contains all of the following substances, EXCEPT:

Prostate fluid

Seminal vesicle fluid

Testosterone

Sperm

QUESTION 2       

Which statement is true of blood vessels?

All blood vessels have valves to prevent backflow.

The blood pressure of the arteries is lower than the blood pressure of the veins in a healthy person.

Capillaries are the only type of vessel that allow exchange of gases and nutrients.

The tunica media of veins is thicker than the tunica media of arteries.

QUESTION 3       

A vasectomy is a medical procedure where the epididymis is cut and the ends are cauterized to prevent the passage of sperm within the male reproductive system.

True

False

QUESTION 4

The cervix is technically part of the vagina.

True