GENERAL HISTOLOGY

Detailed explanation-1: -The menstrual cycle refers to several hormonal changes that occur as a female’s body prepares for pregnancy. A full menstrual cycle begins on the first day of a period and ends the day before the next period. A typical period lasts for around 4–8 days . However, the full cycle tends to last for 25–30 days .

Detailed explanation-2: -During certain times of the month, these hormone levels increase. This fluctuation, combined with ovarian steroids, can change the way you feel mentally, emotionally, and physically. Along with elevated estrogen and progesterone levels, serotonin levels in your brain may change as your menstrual period approaches.

Detailed explanation-3: -Estrogen levels rise and fall twice during the menstrual cycle. Estrogen levels rise during the mid-follicular phase and then drop precipitously after ovulation. This is followed by a secondary rise in estrogen levels during the mid-luteal phase with a decrease at the end of the menstrual cycle.

Detailed explanation-4: -The menstrual cycle is regulated by the complex interaction of hormones: luteinizing hormone, follicle-stimulating hormone, and the female sex hormones estrogen and progesterone. The menstrual cycle has three phases: Follicular (before release of the egg)