NEET BIOLOGY

Detailed explanation-1: -The combined oral contraceptive pill is often just called “the pill". It contains artificial versions of female hormones oestrogen and progesterone, which are produced naturally in the ovaries. If sperm reaches an egg (ovum), pregnancy can happen.

Detailed explanation-2: -Most oral contraceptives contain a combination of 2 types of hormones: an estrogen and a progestin. Both of these hormones are naturally found in women’s bodies. There are many different types of estrogens and progestins, and different types of pills contain different combinations, but they all work similarly.

Detailed explanation-3: -The most commonly prescribed pill is the combined hormonal pill with estrogen and progesterone. Progesterone is the hormone that prevents pregnancy, and the estrogen component controls menstrual bleeding. Birth control pills are primarily used to prevent pregnancy.

Detailed explanation-4: -Most combination birth control pills contain 10 to 35 micrograms of ethinyl estradiol, a kind of estrogen. Women who are sensitive to hormones may benefit from taking a pill that contains a dose of estrogen at the lower end of this range.