Write down the sequence of the transmission of signals of a reflex arc integration center, sensory receptor, sensory neuron, effector, motor neuron sensory neuron, sensory receptor, integration center, motor neuron, effector sensory receptor, sensory neuron, integration center, motor neuron, effector integration center, sensory neuron, sensory receptor, effector, motor neuron effector, sensory receptor, sensory neuron, integration center, motor neuron.