Explore a vast range of topics and get informed answers at IDNLearn.com. Join our knowledgeable community and get detailed, reliable answers to all your questions.

All preganglionic neurons of the autonomic nervous system release the neurotransmitter __________ and are therefore referred to as __________ neurons.
a. epinephrine; adrenergic
b. acetylcholine; adrenergic
c. epinephrine; cholinergic
d. norepinephrine; adrenergic
e. acetylcholine; cholinergic