Figure 21.2 Using Figure 21.2, Match the Following

question 112

Multiple Choice

Figure 21.2
Using Figure 21.2, match the following:
-Area seeded by immunocompetent B and T cells.

• A)D
• B)C
• C)B

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Definitions:

Contraceptive Foams

A form of birth control that is inserted into the vagina before intercourse to prevent sperm from reaching an egg.

Birth Control Sponge

A round, plastic, foam shield that contains the spermicide N-9 and helps to prevent pregnancy. Also known as Today Sponge.

Nonoxynol-9

A chemical compound used as a spermicide in contraceptives for its ability to immobilize or kill sperm.

Spermicide

A contraceptive substance that destroys sperm, used alone or with other methods of contraception to prevent pregnancy.