Question

unit 4 multiple choice:
1.) semen is:
a. another word for sperm.
b. when the sperm meets the egg.
c. a mixture of sperm and fluids to protect and provide energy to the sperm.
d. the male sex cell.
2.) the egg or ova is:
a. female sex hormone
b. female sex cell
c. male sex hormone
d. male sex cell
3.) which of the following stis can not be cured?
a. chlamydia
b. vaginitis
c. gonorrhea
d. human papilloma virus (hpv)
4.) which of the following stis can lead to cervical cancer?
a. human papilloma virus (hpv)
b. vaginitis
c. human immunodeficiency virus (hiv)
d. chlamydia
5.) testosterone is:
a. female sex hormone b. female sex cell
c. male sex hormone d. male sex cell
6.) which statement is accurate about stis?
a. stis always show symptoms.
b. all stis are curable.
c. there is no chance of contracting an sti when using a condom.
d. practicing abstinence is the only 100% effective way of preventing stis.
7.) which is the most serious, incurable sti?
a. hepatitis
b. human papilloma virus (hpv)
c. human immunodeficiency virus (hiv)
d. gonorrhea
8.) a hormone is:
a. a gland that produces chemical substances.
b. a chemical substance produced by an endocrine gland.
c. a gland located behind the stomach.d. an organ responsible for growth and development in the body.
9.) the cervix is:
a. the opening of the uterus.
b. where sperm are stored.
c. where the eggs are released.
d. part of the endocrine system.
10.) which is not a function of the male reproductive system?
a. produce sperm b. produce estrogen c. produce testosterone d. deliver the sperm to the female reproductive system.

Explanation:

1. Semen is a sperm - fluid mixture.
2. Ova are female sex cells.
3. HPV is often incurable among the options.
4. HPV is linked to cervical cancer.
5. Testosterone is a male sex hormone.
6. Abstinence is the sure - fire way to prevent STIs.
7. HIV is a very serious and incurable STI.
8. Hormones are endocrine - produced chemicals.
9. The cervix is the uterine opening.
10. Estrogen production is not a male reproductive function.

Answer:

1. C. A mixture of sperm and fluids to protect and provide energy to the sperm.
2. D. Female sex cell
3. D. Human Papilloma Virus (HPV)
4. A. Human Papilloma Virus (HPV)
5. C. Male sex hormone
6. D. Practicing abstinence is the only 100% effective way of preventing STIs.
7. C. Human Immunodeficiency Virus (HIV)
8. B. A chemical substance produced by an endocrine gland.
9. A. The opening of the uterus.
10. A. Produce estrogen