Hormones from the Ovarian cycle

Question 1

Human Chorionic Gonadotrophin

Answer 1

released once implantation of blastocyst has occured, promotes blood flow to pancreas, produced by the placenta during pregnancy

Question 2

Prostoglandins

Answer 2

released by the wall of the uterus to start labour, makes the uterus more sensitive to other hormones

Question 3

Oxytocin

Answer 3

posterior pituitary gland, coordinates the contraction of smooth muscle of the uterus and relaxes the cervix for birth

Question 4

Relaxin

Answer 4

relaxes the cervix, produced by the ovaries and placenta

Question 5

Progesterone

Answer 5

prepares the endometrium for a fertilised egg to grow, levels decrease druing labour to cause stronger contractions, secreted by ovaries

Question 6

Oestrogen

Answer 6

Stimulates the lining of the womb to build up in preparation for a pregnancy, regulates menstrual cycle

Question 7

Luteinizing Hormone

Answer 7

secreted by the pituitary gland to promote ovulation

Question 8

Follical Stimulating Hormone

Answer 8

augments the secretion of estrogen and growth of eggs in the ovaries, secreted by anterior pituitary gland

Question 9

Prolactin

Answer 9

stimulates milk production, secreted from the lactotrophs