Studied by 4 people
Sex gland
Produces semen that contains sperm cells
Sperm duct
Sperm passes through
Testes
Produce sperm and testosterone- contained in scrotum
Penis
Passes urine and semen in and out of body
Urethra
Tube that carries semen or semen- a ring of muscle stops the two mixing
5 male reproductive structures
Sex gland
Sperm duct
Testis
Penis
Urethra
Ovary
Contains ova that develop when FSH is released
Oviduct/fallopian tube
Contains ovary to uterus
Uterus
Has thick lining so fertilised cells can be inplanted
Cervix
Ring of muscle at lower end or uterus to ensure foetus remains in place during pregnancy
Vagina
Muscular tube that leads into body
5 structures of female reproductive system
Ovary
Fallopian tube
Uterus
Cervix
Vagina
Menstrual cycle
Every 28 days lining of the uterus thickens and is prepared for pregnancy, if no fertilisation occurs lining is shed
What is the day of ovulation
Day 14
Oestrogen
Released by uterus
Causes thickening of uterus lining
Levels peak on day 10
Progesterone
Maintains uterus lining
Inhibits the release of LH and FSH
FSH & LH
FSA released by pituitary gland causes maturation of egg in ovary
LH stimulated the release of the mature egg
Decrease in oestrogen…
LH & FSH start increasing
Describe levels of hormones throughout menstrual cycle
Placenta
Allows glucose, oxygen and amino acids from mother’s blood to diffuse into developing foetus
Amniotic fluid
Liquid contained in a bag in the uterus that surrounds foetus and protects it
Note 
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