<prompt> Which of the following is FALSE regarding stretch reflex?Stretch of the muscle initiates the reflexRelaxation of the muscle is the responseMuscle spindle is the sense organImpulse are conducted by fast sensory fibres  <response>: Stretch reflex: When a muscle is stretched there is reflex contraction of the stretched muscle. Reflex is initiated by the stretch of the muscle and the respone is contraction of the muscle that is being stretched. Muscle spindle is the sense organ for this reflex and the impulse are carried by the fast sensory fibres to the CNS. Ref: Ganongs Review of Medical Physiology, 21st Edition, Page 130 