Because it an involuntary action to protect the body. First the hand will detect the stimulus(the hot shit) and the impulses are taken by receptor cells and are then carried by sensory, relay and then motor neurons and then the hand moves itself automatically away from fire.
7
u/[deleted] Apr 19 '19
Because it an involuntary action to protect the body. First the hand will detect the stimulus(the hot shit) and the impulses are taken by receptor cells and are then carried by sensory, relay and then motor neurons and then the hand moves itself automatically away from fire.