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Menstrual Cycle

A reproductive cycle which is seen in female primates which include apes, monkeys, and humans. it begins in the puberty and the first menstrual cycle is called menarche which ceases around 50 years and termed as menopause.it is a periodic cycle of 28/29 days on an average. It has 4 stages. 1) Menstrual phase : It lasts for 3-5days. Degeneration of corpus luteum takes place. Levels of progesterone and oestrogen decreases, which leads to the breakdown of endometrium. 2) Follicular phase : it is also known as proliferative phase. Development of follicles occur. Level of hormones and formation of endometrium increases gradually . 3) Ovulation phase :  it happens on the 14th day. Size of the follicle increases which leads to the drastic increase in LH (LH surge) and FSH levels. The increase in FSH level promotes ovulation. 4) Luteal phase : it is also termed as secretory phase. IN this phase the remaining parts of graafian follicle transforms into corpus luteum, which releases high amou...
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CONTRACEPTION

An alarming raise of population lead to the idea of family planning and control birth rate which is feasible by contraceptive methods. An ideal contraceptive should be  User friendly. Effective. Least side effects. Reversible. It should no way interfere with the sexual drive of the user. At present a wide range of contraceptive methods are being used like        1. Natural/Traditional : This works on avoiding the natural meeting of sperm and ovum.All though the natural method of contraception has no side effects but it is not much effective.The different natural methods we have are: Periodic  abstinence : The 10-17th day of mentrual cycle is a fertile period as there is a high chance of fertilization.Hence, the couple avoid coitus to prevent conception. Withdrawl/coitus interuption : To prevent ejaculation the male withdrawls his penis from the vagina of the women to avoid insemination. lactational amenorrhea : The intense laction during the post parturitio...
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React

The daily life reactions, emotions, movements, memories, control over of the body and various reactions are under the great control system of the body called the nervous system. In which we have the mission control system called The Brain which has the network of neurons in billions. The neurons look different from other cells by having many branches which communicate with each other very fast and instinct through the chemicals and electrical disturbances. It is like the  Lighting storm+ Chemical storm. The brain is acceptable with a little practice. The more we practice, the more it learns and the more is encoded in the brain. When we practice something repeatedly the brain changes according to it which is called as  The Neuroplasticity . The more practice we do- day in and day out makes our neurons change their shape and shift their position, by this the pathway is fixed hence the connection between different regions of the brain strengthens. The emotions and nervous system...
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