Platelet Plug

Clump of platelets that close a break in the blood vessel endothelium

Platelet Aggregation

The clumping of platelets.

Plasma Colloid Osmotic Pressure

Osmotic pressure exerted by the particles in plasma; tends to pull fluid into the capillaries.

Plasma Cell

A lymphocyte that manufactures the antibodies.

Plasma

The fluid in blood without formed elements.

Plantar Surface

The part of the foot that faces the ground; the sole.

Plantar Flexion

The movement at the ankle when you stand on your toes or depressing a pedal

Plantar Fascitis

Inflamation of a thick connective tissue on the plantar surface of the foot.