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Menstrual Cycle Days


Menstrual Cycle Day 19
What is happening internally? The corpus luteum continues to release high amounts of progesterone, to maintain the uterine lining. If conception occurred, the blastocyst (the fertilized egg) is floating out of the fallopian tu...

Menstrual Cycle Day 18
What is happening internally? The corpus luteum continues to release high amounts of progesterone, to maintain the uterine lining. The ovum (egg), if fertilized, changes from the ball of cells known as a morula, into a blastoc...

Menstrual Cycle Day 17
What is happening internally? The corpus luteum continues to produce high amounts of progesterone, in order to maintain the uterine lining. If an ovum (egg) has been fertilized, it continues its journey down the fallopian tube...

Menstrual Cycle Day 16
What is happening internally? The corpus luteum is producing progesterone to maintain the uterine lining. If the ovum (egg) was fertilized by sperm, it will multiply in cells, called a morula. Outward symptoms: Basal b...

Menstrual Cycle Day 15
What is happening internally? The ovum (egg) travels through the fallopian tube, where it will be fertilized--if sperm are present. The ruptured follicle is now called the corpus luteum, and begins to release progesterone and ...

Menstrual Cycle Day 14
What is happening internally? Estrogen levels begin to decline, and progesterone levels begin to increase. The sudden burst of lutenizing hormone (LH) causes the follicle to burst, and the egg floats into the fallopian tube. T...

Menstrual Cycle Day 13
What is happening internally? Estrogen peaks, due to the fully developed and large follicle. The hypothalamus sends releasing hormones to the pituitary gland, (which sent out a sudden burst of follicle stimulating hormone (FSH...

Menstrual Cycle Day 12
What is happening internally? Estrogen is reaching its all-time-high level, due to the fully developed and large follicle. The hypothalamus sends releasing hormones to the pituitary gland, which sends out a sudden burst of fol...

Menstrual Cycle Day 11
What is happening internally? The follicles are almost mature. Estrogen is reaching its highest level. The uterine lining continues to build up, and prepare for an egg that is maturing for fertilization. Outward symptoms: ...

Menstrual Cycle Day 10
What is happening internally? The follicles continue to develop. The developing ovum is producing estrogen, which is beginning to reach high levels. The uterine lining continues to build up an egg that is maturing for fertiliz...