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The Reproductive System (Pregnacy (Birth (Contractions cause the amnion to…

- - - - Makes sperm
      - Starts around 12 to 14 when puberty hits
    - - Sac in which the testes are held
      - Allows the testes to be kept at a lower temperature lower than body temperature
    - - Carries sperm to the penis
      - Glands located beside produce seminal fluid
      - Sperm and seminal fluid mix and make semen
    - - Passes through a tube called a urethra
      - Allows semen to pass from the male body to the body of a female
- - - - Produce eggs
      - Starts at puberty
      - Around one egg a month
      - Stops producing at menopause
    - - Collects eggs and carries it to the uterus
      - Where fertilisation occurs
    - - Is the place in which the embryo will develop
    - - Is the opining or neck of the uterus
      - Sperm pass through in order to reach the egg
    - - Muscular tube into which the penis releases sperm
      - Birth canal were the baby passes down the at childbirth
- - - - Lining of the uterus breaks down
      - Lining passes out through the vagina
      - A new egg is produced in the ovary
    - - New lining develops in the uterus
      - Egg continues to develop in the ovary
    - - Egg is released from the ovary (ovulation)
      - Egg can survive in the fallopian tube for two days
    - - Lining of the uterus remains in place
- - - - Food and oxygen pass from the mother's blood into the baby's blood
      - Waste products pass from the baby to the mother
      - Along with useful functions tit also allows harmful substances to pass into the baby
- - - - Based around avoiding intercourse during the female's fertile period
      - These methods aim to product or detect the time of ovulation
    - - Use of a condom
      - A cap which covers the cervix
      - Chemical creams or foams which kill sperm
      - Medical operations in which the sperm ducts or fallopian tubes are cut and sealed