Conception To Early Days Timeline Flashcards
1
Q
Embryo for weeks?
A
2-8
2
Q
When classed as fetus?
A
9- birth
3
Q
Implantation
A
Week 2-3
4
Q
Gastrulation
A
Day 15
5
Q
What does ectoderm become?
A
Skin/hair/nails/Nervous System
6
Q
What does Mesoderm become?
A
Muscle/bones/connective tissue/blood vessels/urogenital glands
7
Q
Endoderm
A
Lining of digestive/respiratory/urinary systems Liver/pancreas
8
Q
Notochord
A
Day 20
9
Q
Folded embryo
A
Day 25
10
Q
Heart starts beating
A
Day 22
11
Q
Neural tube closes
A
Day 26
12
Q
What mediates neurulation
A
Folic acid
13
Q
When is folic acid advised to be taken
A
3 months before trying to conceive
14
Q
Liver, gall bladder pancreas
A
Week 5
15
Q
Kidneys functional
A
Week 9
(Essential for amniotic fluid)