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

The ________ secrete(s) ______, which promotes Na+ and water retention.

The QRS wave on an electrocardiogram reprents what action?

Many hours after a meal, alpha cells in the pancreatic islets secrete