80 likes | 210 Vues
Human Reproduction . !!!DISCLAIMER!!!. The following unit will contain the following: Diagrams of human genital Use of the words penis , vagina , sexual intercourse , and orgasm Details about how babies are made that your parents might not like you knowing
E N D
!!!DISCLAIMER!!! • The following unit will contain the following: • Diagrams of human genital • Use of the words penis,vagina, sexualintercourse, and orgasm • Details about how babies are made that your parents might not like you knowing • IF you uncomfortable with this material….too bad! It is on your exams and it is about time you act like an adult • IF you are disrespectful, I will remove you from class! • Do NOT…. • Laugh uncontrollably • Ask inappropriate questions • Make comments or jokes that would offend your classmates
The Male Reproductive System Bladder Spine Pelvic Bone Lymph Nodes Seminal vesicle Prostate gland Rectum Urethra Penis Sperm duct Testes Scrotum
The Male Reproductive Vocab • Penis • Main organ through which sperm is released during sex • Testes • Glands that produces male sex hormones (testosterone) and male gametes (sperm) • Spermatozoa • Full name of sperm (male gametes) • Scrotum • Elastic skin sac that holds and protects the testes; keeps testes at 37oC • Spermduct • Tube that carries sperm to penis • Seminal vesicle and Prostrate gland • Release fluid and glucose to mix with sperm to create semen, which is released by the penis • Ejaculation • The release of semen from the penis during a male orgasm (feelings of pleasure during sex)
The Female Reproductive System Spine Ovary Oviduct Endometrium Uterus Pelvic bone Cervix Bladder Rectum Urethra Vagina Clitoris
The Female Reproductive Vocab • Vagina • Main organ through which the penis enters during sex • Ovary • Glands that produces male sex hormones (estrogen and progesterone) and female gametes (egg) • Ova • Actual name for egg (female gamete) • Oviduct • Tube that carries ova to uterus; site of fertilization • Endometrium • Lining of tissue and blood vessels on the walls of the uterus; site where fertilized eggs binds to uterus • Uterus • Womb; area where fertilized eggs (zygotes) develop into a fetus (unborn baby) • Cervix • Where the uterus meets the vagina; small opening to allow the uptake of sperm into the uterus • Clitoris • External node of nerve cells that helps with sex when stimulated
The Female Reproductive System Oviducts Ovary Uterus Endometrium Cervix Vagina
Male vs. Female Gametes • How are gametes produced? • meiosis • Where are sperm produced? • In the testes • Where are eggs produced? • In the ovaries • Sperm: • Head Nucleus (DNA) and enzyme (acrosome) which helps sperm enter egg • Middle full of mitochondria • Tail flagella to push forward • Egg: • Large round cell of cytoplasm, nucleus, and cell membrane • Jelly layer slows sperm entering egg