Embryo Development Flashcards
1
Q
Cleavage:
A
Early division that turns the zygote into a blastula
2
Q
Blastula:
A
hollow, spherical structure of cells
3
Q
Blastomere:
A
Stage where cells are differentiating
4
Q
Blastopore:
A
Fist opening in the embryo that will become the anus
5
Q
Blastocoel:
A
The cavity of the embryo
6
Q
Gastrulation:
A
The change from one layer of epithelial cells to multiple layers
7
Q
Morula:
A
Stage where the embryo has 20-30 cells, very early stage of development
8
Q
Neurulation:
A
Process of transforming the embryo from flat to tubular
9
Q
Chorion:
A
Outermost layer of fetal membrane
10
Q
Amnion:
A
Acts as a cushion and protects the embryo
11
Q
Yolk Sac:
A
Provides nutrients to the fetus
12
Q
Allantois:
A
Stores urinary waste and exchanges gases
