Muscle spindle detects:
Tension
Length
Proprioception
Stretch
Length Muscle spindle and Golgi tendon organ both receptors are impoant component of intrinsic muscle control.Muscle spindle --> detects muscle length and rate of change in muscle lengthGolgi tendon organ --> detects muscletension and rate of change in muscle tension.Muscle spindles are specialized mechanoreceptors which located within muscles.Provide information about the length and rate of changes in length of the muscle.