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Vagina Day. Female Reproduction. Puberty. Breast Development Hair Development Underarms On legs Pubic region Menstrual cycle Irregular to begin After 2 years, becomes regular (every 28 days). At 8: Pituitary gland Increases production of FSH Follicle Stimulating Hormone.
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Vagina Day Female Reproduction
Puberty • Breast Development • Hair Development • Underarms • On legs • Pubic region • Menstrual cycle • Irregular to begin • After 2 years, becomes regular (every 28 days) At 8: Pituitary gland Increases production of FSH Follicle Stimulating Hormone
External Reproductive Organs • Called the Vulva • Mons veneris – fatty tissue covering front of pubic bone • Labia majora – heavy folds of skin that surround the opening of vagina
Labia minora- smaller folds of skin within the labia majora • Clitoris – highly sensitive structure located above the opening of urethra
Internal Reproductive Organs • Ovaries (2) – release estrogen and progesterone and mature egg cells. • Fallopian tubes (2) – oviducts that carry eggs. Where fertilization occurs.
Uterus – muscular pear shaped organ, where fertilized egg grows into a baby. • Cervix – base of the uterus. • Vagina – birth canal. Also where sperm enter.
Menstrual Cycle • A monthly series of changes that involve ovulation, changes in the uterine lining, and menstruation. • Characteristics: • Begins when egg matures. At the same time the • Lining of the uterus (endometrium) thickens. • Menstruation - discharge of blood and tissue if trhe egg is not fertilized.
Stages of the cycle • Days 1 – 5 Menstrual flow leaves body. New ovum maturing in ovary • Days 6 – 12 Endometrium thickens. • Days 13 – 14 Ovulation .
Days 15 – 20 The corpus luteumis formed (temporary gland that secretes progesterone) from the burst follicle. • Days 21-28 The corpus luteum disintegrates if unfertilized. No more progesterone is secreted.