Hormones, Menstrual Cycle & Fertility Flashcards
1
Q
What are hormones?
A
Chemical messengers
2
Q
Where are hormones produced?
A
In the glands and released in the blood.
3
Q
What hormone is produced in the ovaries?
A
Oestrogen
4
Q
What is the difference between the nervous and hormone system?
A
Nervous system➡️happen quickly➡️over when done
Hormones➡️slow➡️last long
5
Q
When does menopause take place?
A
50
6
Q
what happens once a month for women?
A
Ovulation➡️1 egg-Follicle➡️lives 24 hours
7
Q
What happens to the uterus lining?
A
1-breaks down➡️2-builds up➡️14-egg released➡️28-lining maintained
8
Q
How long do sperm last?
A
48 hours
9
Q
What are the pros and cons of taking the pill(preventing pregnancy)?
A
Pros
- over 99% effective
- reduces cancer risk
Cons
- can cause headaches, nausea, irregular ?
