Male Reproductive System

Topics: Male reproductive system, Semen, Prostate Pages: 3 (549 words) Published: July 18, 2011
7.3 Get the Facts: Male Reproductive System

Using the chart illustrated on Site 1, carefully research the functions of the numbered structures. Please note how one organ functions with another organ. The online assessment will require definitions for each structure. Be sure to take the time to do the necessary research.

Section 1, Site 1 and Site 2

1. Urethra: Is the tube that carries semen and urine out of the penis.

2. Bladder: Is the muscular sac that stores the urine until it is released through the urethra.

3. Seminal vesicle: Located at the base of the bladder, the two seminal vesicles secrete a thick fluid that nourishes the sperm.

4. Vas deferens: Also called the ductus deferens, this thin muscular tube transports sperm from the Epididymis to the urethra.

5. Prostate gland: This walnut-sized gland surrounds a portion of the urethra and produces some of the fluids in semen.

6. Urethra: Is the tube that carries semen and urine out of the penis.

7. Erectile Tissue: Is tissue the body that can become erect usually by becoming engorged with blood.

8. Testis: The two testicles (or testes) produce sperm and the male sex hormone testosterone.

9. Rectum: Is the final straight portion of the large intestine. It is about 12 cm long.

10. Epididymis: Next to each testicle, the Epididymis is a tightly coiled tube where sperm are store from here; sperm are transported to the vas deferens.

Section 2, Site 3

Carefully route the path the sperm takes from initial development to exit from the body.

1. Sperm are produced in the testes.
2. Sperm travel from the testes to the........ Where they mature.

Word bank for the fill in the blank activity below:|
Penis, sperm, urethra, scrotum, testes, Epididymisvas deferens, semen, prostate gland, seminal vesicle, erectile tissue|

First, (1) Sperm are produced in the small seminiferous tubules of the (2) Testes. These oval-shaped glands are...
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