Question

A muscle with too much tone that can feel rigid, dense and can be resistant to passive movement is called what?

Answer 1

it is also called stretch reflex due to rigidity of muscle which causes spasms.

Step-by-step explanation:

Answer 2

Known as the stretch reflex, this physiologic response contributes to control of posture and other stabilizing actions such as subconscious maintenance of jaw closure. Spasticity, which is one type of hypertonicity (excessive resistance to passive stretch), is thought to reflect overactivity of the stretch reflex.