Question 1 What are Sexually transmitted diseases? Give example?
Question 2 Give the full form of AIDS?
Question 3 Explain barrier method of birth control?
Question 4 Explain chemical method of birth control?
Question 5 Explain surgical method of birth control?
Contents
Birth Control Method
The diseases which are spread by sexual contact with an infected person are called sexually transmitted diseases(STD)
For Example: Gonorrhoea, Syphilis (caused by bacteria)
AIDS (Acquired Immuno Deficiency Syndrome)
The Prevention of pregnancy in woman is called contraception.
Contraceptive
Any devices or chemical which prevent pregnancy in woman is called Contraceptive.
(1) Barrier Method
The physical devices such as condom(male)and diaphragm(female-covering on vagina)are used. They prevent the meeting of sperm and egg.
(2) Chemical Method
The female uses 2 types of pills-oral and vagina. Oral pills are made of specific hormones which prevent release of egg into oviduct. Vaginal pills contain chemical which kill the sperm.
(3) Intra-uterine contraceptive device(IUCD)or copper-T
The use of IUCD is placed inside the uterus. It prevents the implantation of fertilised egg in uterus.
(4) Surgical Method
In male a small portion of sperm duct is removed by operation and both the cut ends are tied property. This prevents sperm from coming out (VESECTOMY). In female a small portion of oviduct is removed. It prevent the egg from entering into oviducts(TUBECTOMY).
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