Chapter 28 Objectives
The Male Reproductive System

1. Identify the structures that surround the testes.

2. Describe the process of spermatogenesis occurring in the seminiferous tubules.

3. Identify the structures and functions of the four parts of sperm cells.

4. List the secondary sex characteristics under the influence of testosterone.

5. Explain the passageway of sperm through the four spermatic ducts.

6. List the tree portions of the male urethra and the glands that secrete into each section.

7. Describe the erectile tissue of the penis.

Chapter 28 - Take a Quiz

1. Identify the structures that divides the testes into lobules:
        a. the scrotum
        b. the inguinal canal
        c. the tunica albuginea
        d. the tunica vaginalis

2. Spermatogonia are:
        a. the stem cell source of sperm throughout the male reproductive years
        b. cells that undergo meiosis to reduce the number of chromosomes in a sperm to 23
        c. cells that produce the male hormone testosterone
        d. the only cells found within the testes

3. In spermatogenesis:
        a. the sperm is nourished and carbon dioxide is removed from the testes
        b. a series of cell divisions produces sperm
        c. the male produces sperm for about forty years
        d. cryptorchidism begins

4. The part of the sperm that contains a large number of mitochondria is the:
        a. acrosome
        b. nucleus
        c. midpiece
        d. flagella

5. The non-reproductive effects of the hormone testosterone are:
        a. a thickening of the epidermis and increased secretion of sebaceous glands
        b. an increase in the muscle proteins actin and myosin
        c. an enlarged larynx
        d. greater deposits of calcium in bones
        e. all of the above

6. Identify the male reproductive duct that passes through the inguinal canal.
        a. epididymis
        b. vas deferens
        c. ejaculatory duct
        d. urethra

7. Identify the  male reproductive duct that is the common duct for both urine and semen.
        a. epididymis
        b. vas deferens
        c. ejaculatory duct
        d. urethra

8. Posterior to the bladder is a single gland that secretes semen into the prostatic urethra.  This  
gland is the:
        a. seminal vesicles
        b. prostate gland
        c. cowper's gland
        d. corpus spongiosum

9. In the male there are two of each of the following except:
        a. testes
        b. inguinal canal
        c. seminal vesicle
        d. prostate gland

10. The penis consists of three spongy masses of erectile tissue, identify the one that contains the urethra.
        a. corpus spongiosum
        b. glans penis
        c. corpora cavernosa
        d. membranous portion