Ch. 18 – Male/Female Reproduction Lesson 3 – The Female Reproductive System Ch. 18 – Male/Female Reproduction
Ch. 18 – Male/Female Reproduction Lesson 3 – The Female Reproductive System Ch. 18 – Male/Female Reproduction Get a book! (go to page 469) Do Now
The Female Reproductive System
The Female Reproductive System 1 3 2 4 5
The Female Reproductive System External Organs: Vulva – external female reproductive organs consisting of the mons pubic, labia minora, labia majora, vaginal opening, and clitoris
The Female Reproductive System Internal Organs: Ovaries – Produce female sex cells – Produce female sex hormones – Fallopian Tubes – female sex glands ovum (egg) progesterone estrogen tubes that extend from each ovary to the uterus; site of fertilization
The Female Reproductive System 3 4 5
The Female Reproductive System Internal Organs: Uterus – Cervix – Vagina – holds and nourishes a fetus neck of the uterus; keeps fetus in uterus elastic, muscle-lines tube; birth canal 3-4 inches long (avg)
The Female Reproductive System
The Female Reproductive System The Menstrual Cycle Stages of the Menstrual cycle (avg. 28 day cycle) Stage 1 (days 1-4) Menstruation – release of the endometrium (uterine lining)
The Female Reproductive System The Menstrual Cycle 1 2 3 4
The Female Reproductive System The Menstrual Cycle Stages of the Menstrual cycle (avg. 28 day cycle) Stage 1 (days 1-4) Menstruation – release of the endometrium (uterine lining) Stage 2 (days 5-13) uterine lining is thin and the hormone FSH (follicle-stimulating hormone) stimulates egg to mature in an ovary
The Female Reproductive System The Menstrual Cycle 5 6 7 8 9 10 11 12 13 1 2 3 4
The Female Reproductive System The Menstrual Cycle Stages of the Menstrual cycle (avg. 28 day cycle) Stage 1 (days 1-4) Menstruation – release of the endometrium (uterine lining) Stage 2 (days 5-13) uterine lining is thing and the hormone FSH (follicle-stimulating hormone) stimulates egg to mature in an ovary Stage 3 (day 14/15) Ovulation – release of the egg into a fallopian tube; happens mid-cycle; a woman is MOST fertile at the time of ovulation
The Female Reproductive System The Menstrual Cycle 14 15 5 6 7 8 9 10 11 12 13 1 2 3 4 STAY AWAY!!
The Female Reproductive System The Menstrual Cycle Stages of the Menstrual cycle (avg. 28 day cycle) Stage 4 (days 16-28) Egg travels through fallopian tube; Uterine lining is at its thickest, ready to receive fertilized egg
The Female Reproductive System The Menstrual Cycle 14 15 5 6 7 8 9 10 11 12 13 1 2 3 4 16 17 18 19 20 21 22 23 24 25 26 27 28 STAY AWAY!!
The Female Reproductive System The Menstrual Cycle Factors Affecting Menstruation: Diet Stress Illness Travel Exercise Weight gain/loss