A common characteristic associated with both the parasympathetic and sympathetic divisions of the autonomic nervous system is the:
A) transmitter released from most of the postganglionic fibres.
B) origin in the central nervous system of the preganglionic fibres.
C) relative lengths of pre- and postganglionic fibres.
D) release of the same chemical transmitter from the preganglionic fibres.
Correct Answer:
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