Male and Female Reproductive Systems 7262015 1 Male

Male and Female Reproductive Systems 7/26/2015 1

Male Reproduction System 7/26/2015 2

Sperm – the sex cells that are made by males and are needed to fertilize eggs Testes – the male reproductive organs that produce sperm and testosterone 7/26/2015 3

Scrotum – the skin covered sac that surrounds the testes Epididymis – once sperm are made they move into this coiled tube Vas Deferens – once a sperm matures, it travels into this tube 7/26/2015 4

Prostate Gland – the male gland that adds fluid to the sperm to nourish and protect it Semen – sperm and the added fluids Urethra - the tube that passes through the penis; sperm leave the body during ejaculation via this tube 7/26/2015 5

Penis - the organ that removes urine from the male body and that can deliver sperm to the female reproductive system 7/26/2015 6

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Testosterone - the male hormone made by the testes 7/26/2015 8

How long does it take an immature sperm to mature? An immature sperm takes 2 – 10 days to fully mature. 7/26/2015 9

What are some signs that a male is going through puberty? Shoulders get wider & develop muscles hair grows on the face and other body parts voice deepens At this time testosterone also causes the body to start making sperm. 7/26/2015 10

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Female Reproductive System 7/26/2015 21

Eggs - the sex cells of females that can be fertilized by sperm Ovaries – the female reproductive organs that produce eggs and hormones 7/26/2015 22

Fallopian Tubes – connect the ovaries to the uterus Uterus – the muscular organ the size of a fist where fertilized eggs develop Cervix - the narrow base of the uterus 7/26/2015 23

Endometrium – the lining of the uterus that thickens as an egg matures Placenta - a blood vessel-rich tissue that forms in a mother’s uterus Vagina - reproductive organ that connects the uterus to the outside of the body 7/26/2015 24

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Menstruation If an egg is not fertilized, the blood vessels in the endometrium break down. The process in which the blood and tissue that build up in the uterus flows out of the body through the vagina. 7/26/2015 26

Menstrual Cycle a monthly series of hormone-controlled changes that mature an egg and prepare the uterus for pregnancy 7/26/2015 27

What are some signs that a female is going through puberty? Growth of hair under the arms and pubic region Increase in height & weight Growth of darker hair on the legs Increase in perspiration Widening of the hips Increase in breast size Onset of menstrual periods 7/26/2015 28

What are the two female hormones our body produces? Estrogen and Progesterone Girls have all their eggs at birth. On average, how many are there? Over 2 Million 7/26/2015 29

When do eggs mature? Eggs begin to mature when a girl reaches puberty. How often do eggs mature? One egg matures every 28 days. Where are eggs fertilized? In the fallopian tubes 7/26/2015 30

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How do the changes occurring in the male and female body during puberty affect adolescents? 7/26/2015 39

We are going to do several activities that will help you determine what abstinence is for you… 7/26/2015 40

What is Abstinence? What is Sex? Not engaging in any kind of sexual activity with a partner Any vaginal, or anal intercourse 7/26/2015 41