VPB 121: Veterinary Physiology - II (2+1)

MYOTATIC REFLEX

• Sudden stretch of a muscle causes its reflex contraction.

• Commonly known as “KNEE-JERK” reflex.
• It forms the basis of the maintanence of “Muscletone”
• Receptor organ concerned with this reflex is Muscle –spindle organ.
• These receptors are encapsulated in the belly of skeletal muscle.
• CNS receives sensation from these receptors and coordinates Posture and Locomotoin .