Blood Anatomy
Plasma- the colorless fluid part of blood, lymph, or milk, in which corpuscles or fat globules are suspended
.
Platelets- a small colorless disk-shaped cell fragment without a nucleus, found in large numbers in blood and involved in clotting.
White Blood Cells- a colorless cell that circulates in the blood and body fluids and is involved in counteracting foreign substances and disease; a white (blood) cell.
Red Blood cells- a red blood cell that (in humans) is typically a biconcave disc without a nucleus.