The largest of the white blood cells is the ___.

The only veins in the body that carry oxygenated blood are the _____.

Any abnormal cardiac rhythm is called a(an)

Which leucocytes release heparin and histamine in blood?

What condition results when a valve does not close properly and blood backflows into previous chamber so heart re-pumps the same blood over and over?

The buffy coat does NOT contain

Type AB blood has ____ RBC antigen(s).

_______ is not a steroid hormone.

Growth hormone(GH) hypersecretion causes gigantism when it begins in childhood, but it is more likely to cause ___when it begins in adulthood.

Erythrocytes transport oxygen and