Respuesta :
When Brian touches a hot object, sensory neurons, brain, and motor neurons which are at work to help him react appropriately to protect himself.
how it works....
sensory neurons-nerve cells that transmit sensory information --->conveying sensory information to the brain---> motor neurons control effector organs,
how it works....
sensory neurons-nerve cells that transmit sensory information --->conveying sensory information to the brain---> motor neurons control effector organs,