What is the difference in osteoblasts and osteoclasts?
osteoblasts build new bone tissue
osteoclasts break down old bone
Ectoderm consists of what?
Attracto derm
Things that attract us to others, like smarts, or cosmetic features
What is the mesoderm?
“means”oderm
Means of getting around
bones, muscles, circulatory system, gonads
What is the endoderm?
Lining the “endernal”
digestive, accesory, respiratory
The adrenal cortex is derived from?
The adrenal medulla is derived from?
mesoderm
ectoderm
What are the first stages of embryogenesis?
Fertilization
Cleavage
Blastula formation ->implantation
Gastrulation (making 3 distinct germ layers)