Anatomy Embryology Quiz

fertilized egg containing a unique genetic code

zygote

zygote that has undergone many cell divisions

blastocyst

process by which cells become different cell types

cell differentiation

T or F: does each cell in your body contain all your DNA?

True

T or F: differentiated cells “read” only a fragment of your DNA’s instructions

True

forms skin and nervous system

ectoderm

forms muscles, bone, rest of body tissues

mesoderm

forms linings of internal organs and glands

endoderm

early placenta

trophoblasts

produces human chorionic gonadotropic hormone

Chorionic villi

early form of vertebrae and ribs

somites

lets women know they are pregnant

chronic villi