3
Glossary of Medical Terminology
Ischemia: a lack of blood supply to an organ or other part of the body. Usually
affects the heart muscles
Lactic Acid: Waste left in the muscle after working at a high level of exercise for
an extended period of time. Lactic Acid has been known to cause fatigue in the
muscle and is related to muscle soreness
Muscle Re-education: the use of physical exercises to restore muscle tone and
strength after an injury or disease
Muscle Spasm: an involuntary contraction of a muscle that can cause a great deal
of pain.
Muscle Twitch Response: this is a contraction of the muscle that can be felt or
seen, or a movement of the muscle and skin as the muscle fibers contract and
relax.
Venous Thrombosis: a blood clot that forms within a vein.
