Question

a single painful, involuntary muscle contraction is termed a ____, but is called a ____ if the contraction persists for a longer period. spasm, cramp sprain, myalgia strain, sprain tear, sarcoma seizure, spasm

Explanation:

A spasm is a single, involuntary, often - painful muscle contraction. A cramp is a more prolonged involuntary muscle contraction. Sprain is related to ligament damage, myalgia is muscle pain in general, strain is muscle or tendon over - stretch, tear is a rupture in muscle or tendon, sarcoma is a type of cancer, and seizure is related to abnormal electrical activity in the brain.

Answer:

A. spasm, cramp