Orbeli effect

Or·be·li ef·fect

(ōr-bā'lē), the fatigue of a muscle stimulated by its nerve (that is, indirectly) is reduced by concurrent stimulation of sympathetic fibers to the muscle; thought to be caused by norepinephrine diffusing from adrenergic fibers which innervate blood vessels in the muscle.

Orbeli,

Leon Algarovich, Russian physiologist, 1882-1958. Orbeli effect - the fatigue of a muscle stimulated by its nerve is reduced by concurrent stimulation of sympathetic fibers to the muscle.Synonym(s): Orbeli phenomenonOrbeli phenomenon - Synonym(s): Orbeli effect