The menstrual cycle (B1. 2.2 Control in human body) Flashcards
1
Q
What is “the menstrual cycle”
A
- The monthly release of an egg from a woman’s ovaries.
- The changes in the thickness of the lining of her womb.
2
Q
What is “the menstrual cycle” controlled by?
A
- Hormones secreted by the pituitary gland and by the ovaries.
3
Q
What do hormones involved in the menstrual cycle promote?
A
The release of an egg.
4
Q
What is the full name of FSH?
A
Follicle stimulating hormone.
5
Q
What is FSH secreted by?
A
The pituitary gland.
6
Q
What is the role of FSH?
A
- It causes eggs to mature in the ovaries.
- It stimulates the ovaries to produce hormones including oestrogen.
7
Q
Where is oestrogen produced?
A
In the ovaries.
8
Q
What is the role of oestrogen?
A
- Inhibits further production of FSH.
- Bring about the release of LH.
9
Q
What is the full name of LH?
A
- Luteinising hormone.
10
Q
Where is LH produced?
A
The pituitary gland.
11
Q
What is the role of LH?
A
Stimulating the release of eggs from the ovary.
