So the pre ganglionic neuron basically carries that electric signal all the way to our adrenal medulla without using the pose ganglionic neuron. And our neurotransmitter in that case is still acetylcholine. So now let's move on to our parasympathetic nervous system. So in many different ways, the parasympathetic nervous system basically reverses these effects. So let's suppose we just ate and we basically ate. We sit down and we begin watching TV.