.When the pituitary gland releases too much growth hormone, it can result in a very tall person.
.When the pituitary gland releases too little growth hormone, it can result in a very small person.
.Type 1 diabetes occurs when the pancreas cannot produce enough insulin.
Male reproductive system
- During puberty, the testes produce testosterone and sperm.
- Injury to the testes can result in testicular cancer.
- Hernia a sexually transmitted disease is when an internal organ pushes against or through a surrounding cavity wall.
Female Reproductive system
- The three functions of the female reproductive system is to store egg cells, create offspring, and to give birth.
- Once fertilized, the egg travels from the Fallopian tube to the uterus where it attaches to the wall of the uterus and begins to grow.
- The embryo becomes a fetus in about eight weeks. In approximately nine months, the fetus is mature and ready to be born.
- When the lining material, the unfertilized egg, and some blood flow out of the body.
- Menstruation usually lasts from 5 to 7 days and happens about every 28 days.
- During puberty, egg cells mature and are released by the ovaries in a process called ovulation.
Pregnancy and labor
- obstetrician: doctor who specializes in the care of pregnant mothers and their fetus.
- A normal or full term pregnancy lasts 9 full months or 40 weeks.
- A pregnancy is broken down into 3 trimesters or period of 3 months and each is characterized by different physical changes and symptoms.
- Each year, one-quarter of all new cases of sexually transmitted diseases appear among 15- to 19 year olds. STD's can be bacterial (cure) or a virus (no virus)
- Most STD's are spread only through sexual contact.
- Many STD's can be treated and cured, but early diagnosis is important.
- One symptom that signals the onset of AIDS is the presence of opportunistic infections.
- A person can be a carrier of HIV for ten years or more before starting to show symptoms of AIDS.
- HIV is spread from person to person through contact with: sperm, fluid from the vagina, blood and breast milk.
- Tips for practicing Abstinence: avoid being alone on a date, communicate your limits to a date, participate in group activities, and know how to respond to pressure.
- The best way to avoid getting an STD is to abstain from sexual activity.
- Learning the facts about STD's can help you make a commitment to practice abstinence.