The seminiferous tubules The scrotum This coiled structure sits on top of the testes; it is a place where sperm mature Which term refers to the penis and scrotum? This piece of skin, also called the foreskin, is removed during circumcision

1. The seminiferous tubules

are tightly coiled structures that produce sperm

2. The scrotum

is a sac located between the thighs and holds the testicles

3. This coiled structure sits on top of the testes; it is a place where sperm mature

epididymis

4. Which term refers to the penis and scrotum?

external genitals

5. This piece of skin, also called the foreskin, is removed during circumcision.

prepuce

6. This structure carries both urine and semen

urethra

7. This is the male copulatory organ

penis

8. These cells secrete testosterone.

interstitial cells

9. This state is caused by the filling of erectile tissue with blood.

erection

10. What is the androgen that is necessary for sperm formation and the development of the male secondary sex characteristics?

testosterone