2798797
Descripción
Mapa Mental por lalasaeed321, actualizado hace más de 1 año
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Creado por lalasaeed321
hace más de 9 años
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Reproduction
- The male reproductive system
- Testes:Produce millions of sperm cells
- The sperm duct and glands:The sperm passes through the
sperm ducts,and mix witth fluids produced by the
glands,these fluids provide the cell with nutrients,These
nutrients are called semen.
- Penis and urethra:The penis passes the urine out of the body and it also passes semen to the woman's
vagina during a sexual intercourse.the urethra is the tube inside the penis that carry's urine and semen.
- Testes:Produce millions of sperm cells
- The female reproductive system
- Ovaries: contains egg cells
- Egg tube :each ovary is connected to the uterus by an egg tube (oviduct)
- Uterus:It is a muscular bag with a soft linning.It is also where the baby develops until birth
- Cervix:a ring of muscle at the lower end of the uterus.It's job is to keep the baby in place while the woman is pregnant
- The Vagina:is a muscular tube that leads from the cervix to the outside of the women's body
- Ovaries: contains egg cells
- Fertilization and foetal development
- fertilization happens when a sperm cell and an egg cell meet
and join together
- Sperm cells travel in the semen through the penis and into the top of
the Vagina. They enter the uterus through the cervix and travel to the
egg tubes.
- Sperm cells travel in the semen through the penis and into the top of
the Vagina. They enter the uterus through the cervix and travel to the
egg tubes.
- The fertilized egg divides to form a group of
cells called an embryo.
- This attaches to the linning of the Uterus and
begins to form a foetus and finally a baby
- This attaches to the linning of the Uterus and
begins to form a foetus and finally a baby
- a foetus is protected by the Uterus and the amniotic
fluid,a liquid contained in a bag called amnion
- The placenta is responsible for providing
oxygen and nutrients and also removing
waste
- It grows into the wall of the uterus and is joined to the
foetus by the umbilical cord
- It grows into the wall of the uterus and is joined to the
foetus by the umbilical cord
- After nine months the baby is ready to be
born,The cervix relaxes and muscles in the wall of
the uterus contract pushing the baby out
- fertilization happens when a sperm cell and an egg cell meet
and join together
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