Search results
27 wrz 2024 · The menstrual cycle comprises 2 distinct cycles—one within the ovary and another within the endometrium. The phases of the ovarian cycle include the follicular phase, ovulation, and the luteal phase.
10 gru 2018 · The menstrual cycle is a series of natural hormonal changes that occur in a woman's body every month in preparation for pregnancy, starting from puberty and ending in menopause (Patricio and ...
5 sie 2018 · The menstrual cycle may be divided into two phases: (1) follicular or proliferative phase, and (2) the luteal or secretory phase. The length of a menstrual cycle is the number of days between the first day of menstrual bleeding of one cycle to the onset of menses of the next cycle.
The basic biology of the menstrual cycle is a complex, coordinated sequence of events involving the hypothalamus, anterior pituitary, ovary, and endometrium. The menstrual cycle with all its complexities can be easily perturbed by environmental factors such as stress, extreme exercise, eating disorders, and obesity.
21 paź 2009 · Learn about menstruation, the monthly bleeding that occurs when the uterine lining is shed, and the menstrual cycle, the regular changes in hormones and body parts that prepare for pregnancy. Find out what happens during the cycle, what problems can occur, and how to treat them.
1. What is the menstrual cycle? 2. Why is the menstrual cycle necessary in order for pregnancy to occur? 3. What organs are involved in the menstrual cycle? What hormones control the cycle? 4. Identify the two major events that mark the beginning and end of the reproductive period in females. When do these events typically occur? 5.
Understanding menstrual physiology is the basis for understanding the whole concept of fertility including the mechanism of action of contracep-tion. It is also the basis for natural family planning. Hormonal Control of Ovulation The menstrual cycle is controlled by the hypo-thalamo- pituitary axis. The pituitary is a small
