Untitled

Page 1

notochord forms from mesoderm-

During Pregnancy in the mothers, blood progesterone is found from the placenta

paracrine is a neighbor, while juxtacrine is adjacent cells.

Telomerase produces more telomeres preventing old age.

Totipotent stem cells: cells capable of producing placental tissue as well as different germ layers.

Pluripotent: produces all cell types of the body, starting with embryonic cells.

multipotent: adult stem cells

blood flow does NOT go from aorta to pulmonary artery it's the reverse in the ductus arteriosus.

In the umbilical cord, there are more arteries than veins