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Science: Reproductive system - Coggle Diagram
Science: Reproductive system
Female
womb-place where the embryo develops
cervix- sperm passes through here to the egg
fallopian tubes- fertilisation takes place here
vagina-the birth canal baby passes through here during birth
ovaries- produces eggs and oestrogen and progestrogen
Male
scrotum- hold the testes outside the body
Testes - produce sperm and testosterone
sperm ducts- carries sperm to the Penis
Prostate gland-produces seminal fluid which mixes with sperm
Penis-allows semen to ass out of the male body
puberty
Age-10-15
sex organs mature and other emotional and physical changes take place
The menstrual cycle
a series of changeswhich takes place in females to prepare them for pregnancy
Stages
28 days long
the lining of the womb builds up with blood for the fertilised egg
if the egg is not fetilised then the egg will pass out of the females body
menstrution occurs at the start of each menstrual cycle
the linng of the womb breaks down and sheds from the womb over a period of 4-5 days
Fertile period
time during the cycle when fertilisat
F
physical changes in boys
testes and penis grow in size
sholders broaden
the voice breaks and deepens
hair growth around the sex organs
production of sperm begins
physical changes in girls
hair growth around the sex organs
production of eggs begin
the breast enlarge and hips widen
the menstrual cycle begins
ovarias and womb grow in size