Question

Answer these question s
i)Name two devices used in barrier method of birth control.Also Explain how these two devices are used.
ii) People who die from AIDS are not killed by the virus itself. Explain.

Answer 1

Answer:

i)Mechanical barriers are devices that provide a physical barrier between the sperm and the egg. Examples of mechanical barriers include the male condom, female condom, diaphragm, cervical cap, and sponge. The condom is the only contraceptive method that helps prevent sexually transmitted infections (STIs).

ii)AIDS damages the body's immune system so that the body becomes weak and cannot protect itself against infection thus the virus does not kill the humans directly.

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Explanation:

Answer 2

i) condom ( for male) and diaphragm or cap (for females).

Ēxplanation :- condoms are used by males by putting them as a covering on the penis.

Diaphragm (cap) is used by females by putting it in the vagina to cover the cervix.

condoms as well as diaphragm prevent the sperm from meeting the ovum by acting as a barrier between them.

ii) people who die from AIDS are not killed by the virus itself . AIDS damages the body's immune system so that the body becomes weak and cannot protect itself against any type of infection.

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