3Sperm –the sex cells that are madeby males and that are neededto fertilize eggs.Testes –the male reproductiveorgans that producesperm and testosterone.
4Scrotum – the skin covered sac that surrounds the testes. Epididymis –once sperm are madethey move into this coiled tube.Vas Deferens –once a sperm matures, it travels into this tube.
5sperm and the added fluids. Prostate Gland –the male gland that adds fluid tothe sperm to nourish and protect it.Semen –sperm and the added fluids.Urethra - the tube that passesthrough the penis. Sperm leave thebody during ejaculation via this tube.
6Penis - the organ thatremoves urine from the male bodyand that can deliver spermto the femalereproductivesystem.
8Testosterone - the male hormone made by the testes.
9An immature sperm takes 2 – 10 days to fully mature. How long does it take an immature sperm to mature?An immature spermtakes 2 – 10 daysto fully mature.
10What are some signs that a male is going through puberty? Shoulders get wider& develop muscleshair grows on the face andother body partsvoice deepensAt this time testosteronealso causes the body to startmaking sperm.
22Eggs - the sex cells of females that can be fertilizedby sperm.Ovaries –the female reproductiveorgans that produceeggs and hormones.
23Cervix - the narrow base of the uterus. Fallopian Tubes – connect the ovaries to the uterus.Uterus – the muscular organ the size of a fist where fertilized eggs develop.Cervix - the narrow baseof the uterus.
24Endometrium – the lining of the uterus that thickens as an egg matures. Placenta - a blood vessel-richtissue that forms in a mother’s uterus.Vagina - reproductive organ thatconnects the uterus tothe outside of the body.
26MenstruationIf an egg is not fertilized, the blood vessels in the endometrium break down.The process in which the blood andtissue that built up in the uterus flowsout of the body through the vagina.
27Menstrual Cycle a monthly series of hormone-controlled changes that mature an egg andprepare the uterus for pregnancy.
28What are some signs that a female is going through puberty? Growth of hair under the arms and pubic regionIncrease in height & weightGrowth of darker hair on the legsIncrease in perspirationWidening of the hipsIncrease in breast sizeOnset of menstrual periods
29Over 2 Million What are the two female hormones our body produces? Estrogen and ProgesteroneGirls have all their eggs at birth. On average, how many are there?Over 2 Million
30When do eggs mature? Eggs begin to mature when a girl reaches puberty How often do eggs mature?One egg maturesevery 28 daysWhere are eggs fertilized?In the fallopian tubes