Chapter 6, Problem 169R

Blood islands are ________. clusters of blood-filtering cells in the placenta masses of pluripotent stem cells scattered throughout the fetal hone marrow vascular tubes that give rise to the embryonic tubular heart masses of developing blood vessels and formed elements scattered throughout the embryonic disc

Which of these shunts exists between the right and left atria? foramen ovale ductus venosus ductus aiteriosis foramen venosus

Divide each term into its component word parts. Write these word parts, in sequence, on the lines provided. When necessary use a slash/ to indicate a combining vowel. You may not need all of the lines provided. Polyarteritis is a form of vasculitis involving several medium and small arteries at the same time. _______________ _________________ ________________ _________________