B3.8 Flashcards
Week 2 of menstruation
Uterus lining builds
Ovulation day14
Week 1 of menstrual cycle
Day 4-7 menstruation occurs
Week 3 +4menstruation
Day14-16 most likely for fertilisation
Lining continues to build and is maintained
Progesterone released by
Corpus luteum
High levels of oestrogen causes
More luteinising hormone
Thickening of uterus wall
FSH secreted by
Pituitary gland
LH released by
Pituitary gland
Low levels of progesterone causes
Release of FSH
Menstruation
Increased progesterone cause
Inhibition of FSH and LH
FSH causes
Growth and maturation of follicles
LH causes
Ovulation
Matured follicle causes
Oestrogen production
Low progesterone and oestrogen causes
Menstruation
head of sperm
The acrosome contains enzymes for digestion
Middle of sperm
Mitochondria to respire