Card 26 / 34: Which of the following is true regarding autonomic nervous system?
A) Norepinephrine is primary neurotransmitter released by pre ganglionic sympathetic neurons.
B) all known autonomic effects are accounted for by either adrenergic or cholinergic neurotransmission mechanisms ( norepinephrine/epinephrine and Ach are the only signaling molecules involved with ANS)
C) Ach is the primary neurotransmitter released post ganglionic sympathetic neurons.
D) Ach is the primary neurotransmitter released by post ganglionic neurons of the sympathetic and parasympathetic nervous system.
E) None of the above, there are all false statements

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