Chapter 2 - Understanding Evolution and Physiology Flashcards
1
Q
Deuterostomes
A
Second-mouth (first-anus)
2
Q
Protostomes
A
First-mouth
3
Q
Mass Extinction
A
Lack of O2
4
Q
Embryology Development
A
Zygote -> Morula -> Blastocyst -> Gastrula
5
Q
Acoelomate (flatworm)
A
Lack a coelom
6
Q
Pseudocoelomate (nematode)
A
Coelom appears between endoderm and mesoderm
7
Q
Coelomate (annelid)
A
Coelom appears between two mesodermal layers
8
Q
Mesentariess
A
Attach intestines to abdominal walls, preventing collapse
9
Q
Ectoderm
A
Skin, brain, spinal cord, hair, nails
10
Q
Endoderm
A
Digestive and respiratory tubes, the interior linings of two tubes in the body
11
Q
Mesoderm
A
Skeletal, muscles, cartilage, glands, heart
12
Q
Synapsid
A
One hole skull, mammalia
13
Q
Diapsid
A
Two hole skull, birds/crocodillian
