When blood coagulates on a vessel wall in the absence of a known injury, it is correctly referred to as ____.

A) an embolus
B) hemostasis
C) a clot
D) a thrombus
E) agglutination

Coagulates

The process by which a fluid, especially blood, changes to a solid or semi-solid state, often to stop bleeding.

Vessel Wall

The structural boundary of blood vessels consisting of layers including the endothelium, smooth muscle, and connective tissue.

Thrombus

A blood clot that forms on the inside of an injured blood vessel wall.