What is the correct order of events of a simple stretch

Last updated: 4/12/2023

What is the correct order of events of a simple stretch reflex 1 The muscle returns to its optimal length 2 Muscle spindles detect the stretch 3 Sensory neurons transmit an action potential to the spinal cord 4 The motor neurons stimulate the muscle to contract 5 An external force stretches the muscle 6 Sensory neurons in the spinal cord synapse on motor neurons and trigger an action potential O2 5 6 3 4 1 O1 4 6 3 2 5 O5 2 6 3 4 1 2 5 3 4 1 6 O5 2 3 6 4 1