Produced by the trophoblast. Supports the corpus luteum to continue releasing oestrogen and progesterone therefore preventing menstruation.
1 of 6
*Trophoblast
Layer of tissue on the outside of the blastula which supplies embryo with nourishment and later forms placenta
2 of 6
*Corpus Luteum
Necessary because the placenta can't produce oestrogen or produce enough progesterone.
3 of 6
Oestrogen Pt 1
Produced by the corpus luteum for 1st 3 months. Therefore after by the placenta. Stimulates uterine growth, prepares the uterus for labour, promotes breast duct development.
4 of 6
Oestrogen Pt 2
Increases prostaglandin production; softens the cervix. Oestrogen is made from the precursor DHEA in the placenta.
5 of 6
Progesterone
Made in the placenta from cholesterol. Relaxes uterus, promotes cervical plug, promotes milk gland development and inhibits the ability to self contract.
6 of 6
Other cards in this set
Card 2
Front
Layer of tissue on the outside of the blastula which supplies embryo with nourishment and later forms placenta
Back
*Trophoblast
Card 3
Front
Necessary because the placenta can't produce oestrogen or produce enough progesterone.
Back
Card 4
Front
Produced by the corpus luteum for 1st 3 months. Therefore after by the placenta. Stimulates uterine growth, prepares the uterus for labour, promotes breast duct development.
Back
Card 5
Front
Increases prostaglandin production; softens the cervix. Oestrogen is made from the precursor DHEA in the placenta.
Comments
No comments have yet been made