the increased state of tension of resting muscles that results in a resistance to stretch. It is caused by damage to the upper motor neurons. Commonly known as spasticity.

SPASTICITY: "Spasticity is marked by the rigid and exaggerated reflexes of tendons."
Cite this page: N., Pam M.S., "SPASTICITY," in, April 13, 2013, (accessed October 19, 2021).