A clot that breaks free of its original site and travels through the bloodstream is called a(n) _____: if it wedges itself into a vessel too small for it to traverse, clogging it, it is called a(n) _____.

3000+ review questions on anatomy and physiology. 

Anatomy refers to the internal and external structures of the body and their physical relationships, whereas physiology refers to the study of the functions of those structures.