The Amnion Flashcards
1
Q
What is the amnion?
A
- a membrane that surrounds the developing embryo and foetus
2
Q
What does the amnion do?
A
- secretes a fluid called amniotic fluid that fills the amniotic cavity
3
Q
What is amniotic fluid?
A
- fluid that surrounds the developing foetus
- serves to provide a protective environment
4
Q
What does amniotic fluid consist of?
A
- 99% water
- foetal cells
- waste products
5
Q
What do the foetal cells found in amniotic fluid contain?
A
- foetal genetic information
6
Q
What is the 1st function of amniotic fluid?
A
- It supports the developing foetus, allowing it freedom to move about easily
- and so prevents malformations due to gravity/pressure
7
Q
What is the 2nd function of amniotic fluid?
A
- It cushions and protects the foetus from damage by external injury or from impact from the mother
8
Q
What is the 3rd function of amniotic fluid?
A
- It provides a medium in which to practice breathing and swallowing movements
9
Q
What is the 4th function of amniotic fluid?
A
- It holds urine as it is released from the foetus
10
Q
What is the 5th function of amniotic fluid?
A
- It protect the foetus against changes in temperature and dehydration
