reproductive systems. do now... take out your pre-test so we can fix our errors
TRANSCRIPT
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Reproductive Systems
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Do Now. . .
•Take out your Pre-Test so we can fix our errors
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Male Reproductive System
•2 Main functions of the reproductive system: ▫Produce and store sperm
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Puberty in MalesBetween the ages of 12-15 males
reproductive system matures. Male reproductive hormone, Testosterone
◦Testosterone will indicate physical changes Broadening shoulders Deepening voice Body/facial hair Production of SPERM
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External Reproductive Organs•Testes: two small glands that
secrete testosterone and produce sperm
Sperm The male reproductive cell Men can not run out of sperm It begins to produced when a boy hits puberty
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External Reproductive Organs
•Scrotum: Sack that holds the testes
•Penis: Tube shaped organthat extends from the trunk of the body above the testes.
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Internal Reproductive Organs
•Urethra: carries fluids out of the body.
•Epididymis: Hold mature sperm
•Vas Deferens: Tube that carries the sperm from the epididymis to the penis.
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Internal Reproductive Organs
•Seminal Vesicle: Located in the pelvis region, secretion of fluids that later form the semen.
•Cowper’s Gland: twosmall glands located near the bladder, produces clear fluid
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Testicular Cancer
•Can affect males of any age, but occurs most often in males between 14-40
•Treatable with surgery, radiation, or chemotherapy.
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Prostate Cancer
•Cancer of the prostate•Most common cancer among men•Over 2 Million men consider themselves
cancer survivors!
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Female Reproductive System
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Female Reproductive System
•Functions: ▫producing sex hormones and storing eggs.
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Puberty
•Hormones: Estrogen and Progesterone ▫Indicated physical changes in the body
Hips broaden Sliming of the waist Breast develop Hair Menstruation Ovulation
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Internal Female Organs•Vagina: The passageway from the uterus
to the outside of the body. Its is also called the birth canal
•Cervix: Lower portion of uterus
•Urethra: Tube that contains urine and is connected to the bladder
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Internal Female Organs
•Fallopian Tubes: a pair of tubes with fingerlike projections that draw in the ovum.
•Fimbria: soft tissuearound the fallopianTube (finger like projections)
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Internal Reproductive Organs
•Egg cells: produced and stored in the ovaries
•Ovaries: female sex gland that stores and produces ova (egg) and produce female sex hormones.
•Ovum: a mature egg
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Internal
•Uterus: hollow, muscular, pear shaped organ that nourishes and protects a fertilized ovum until birth.
•Uterine Lining: outer lining of the uterus, shedduring menstruation.
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Menstruation
•28 day cycle
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During Menstruation
•Days 1-5 ▫Menstruation occurs and lining of the
uterus leaves the body
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After Menstruation
•Days 6-15 ▫Uterus is working to repair itself, preparing
for a fertilized egg.▫Days 13-15 egg is released from an ovary.
Ovulation: the process of releasing a mature ovum into the fallopian tube each month.
http://www.youtube.com/watch?v=nLmg4wSHdxQ
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Before Menstruation
•Days 16-28▫Blood vessels in the wall of the uterus
shrink and break down, preparing for menstruation
▫If egg is fertilized during ovulation the egg will embed itself into the wall of the uterus.
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Menstrual Cramps
•Occur at the beginning of period or when ovulating ▫Treat: applying heating pad to abs,
exercise, O-T-C.