Mention some mechanical barriers to avoid pregnancy.

1.	Mention some mechanical barriers to avoid pregnancy.
Answer» IUCD( Intrautrine devices) - These devices are plastic or metal objects placed in the uterus of the female by a doctor. These may be categorized as non- medicated IUDs (Lippes loop), copper releasing IUDs (Cu T, Cu 7) and the hormone releasing IUDs (Progestasert, LNG- 20), dalcon shield. Diaphragam-\xa0It is soft, cup shaped rubber device being used by women to cover entrance to the uterus. It is smeared with spermicide before use. It is considered reliable as there are no dangerous side effects and it prevents sperms reaching the egg.It is a type of mechanical barrier. So, the correct answer is \'Diaphragm\'. Mechanical barriers\xa0are devices that provide a\xa0physical barrier\xa0between\xa0the\xa0sperm and\xa0the\xa0egg. Examples of\xa0mechanical barriers\xa0include\xa0the\xa0male condom, female condom, diaphragm, cervical cap, and sponge.\xa0The\xa0condom is\xa0the\xa0only contraceptive method that helps\xa0prevent\xa0sexually transmitted infections (STIs). The two testicles (or\xa0testes) produce sperm and the male *** hormone testosterone.

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