16 Menstrual Cycle Days 1-8 Menstrual flow Days 9-13 - New egg is maturingLining begins to thickenDay 14Ovulation – mature egg is releasedDays 15-28Egg travels through fallopian tube toward uterusFertilization may occur
19 Care Female Reproductive System Bathe RegularlyAbstinence from sexBreast self exams and regular medical exams p. 455
20 Chance of dying from breast cancer is about 1 in 36 Chance of a woman having invasive breast cancer some time during her life is about 1 in 8Chances are high the disease will touch your life, or the life of someone you know.
22 Problems of the Female Reproductive System Cramps – avoid salt & caffeine light exercise helpPremenstrual Syndrome (PMS) – causes by hormonal changes anxiety, bloating, depression, fatigue, weight gain exercise can helpToxic Shock Syndrome (TSS) – bacterial infection – fever, sunburn like rash, muscle aches- low absorbency tampon- change tampons often
23 Infertility – cannot reproduce Endometriosis - uterine tissue grows into uterus, abdominal cavity, or fallopian tubesVaginitis – bacterial infection (yeast infection)STIOvarian Cysts- fluid filled sacs of ovaryCancers
24 Male Reproduction System Do Now:List Secondary Sex Characteristics (changes that happen to the body during puberty) for either males or females.
25 Secondary Sex Characteristics Male PubertyBegins between ages 12-15Pituitary glands sends hormones to the testes.The testes then produce testosterone.Secondary Sex CharacteristicsBroadening of shoulders Enlargement of external organsDevelopment of muscles Longer heavier bonesHair growth Increase in heightDeepening of voice Rougher tougher skin
26 Male Reproductive Organs External OrgansPenisScrotum – external skin sacHangs from the body hold testiclesTemperature regulation
27 Male Reproductive System Internal OrgansTestes – 2 small glands (seminiferous tubules)- sperm production- testosterone (hormone)Epididymis- sperm mature and are storedMale Reproductive System
28 Vas Deferens- tubes that extend from each epididymis to the urethraSeminal Vesicle-first stop fluid
29 Prostate Gland- more fluid- Common site of cancer- Rectal exam after 40/50Cowper’s Gland- secrets more fluid-Prepares urethraUrethra- exit for semen & urineSemen – thick fluid containing sperm and other secretions
30 Care of Male Reproductive Systems Regular Check ups (12 to 18 months)Bathe regularly – thoroughly clean penis and scrotumProtective equipment- cup or supporterSelf exams – check testicles for signs of cancerAbstinence – Avoid STI’s
31 Problems Male Reproductive System Hernia – intestine pushes through abdominal wall- lifting heavy object- lump in groin area & painTesticular cancer – ages common self-examProstate cancer – rectal exam after 40Sterility – inability to reproduce (Can be caused by environmental hazards, steroid use, other drug use, some medications, or diseases and STI’sA sports hernia is a strain or tear of any soft tissue (muscle, tendon, ligament) in the lower abdomen or groin area.