Autonomic Nervous System

autonomic-nervous-system

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The ANS is a...

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Explanation

It controls various bodily functions at an unconscious level

mechanism

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The sympathetic and parasympathetic nervous systems both act on...what?

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Explanation

They are essentially motor systems

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Which statements are correct?

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Both the sympathetic and parasympathetic systems have the same general plan. What is it?

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neurones leave the

and synapse in the

Postganglionic neurones then carry the information to the

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Which cranial nerves do the parasympathetic preganglionic axons leave the CNS with?

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Explanation

The ganglia lie IN or NEAR the tissue

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Which nerves do sympathetic preganglionic neurones leave with?

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Sympathetic ganglia form a chain called the...?

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It lies on either side of the column

To reach other areas, the sympathetic chain extends up into the

called the

and down into the

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Postganglionic sympathetic neurones are distributes to their target organs by:

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Running along

(most common) and by

the spinal nerve in the

and

regions, and by forming

(rarely)

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Both systems use...

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as the neurotransmitter at the ganglia

The

system also uses acetylcholine at the

The

system uses

as the transmitter at the target organ

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What are drugs that mimic the action of noradrenaline called?

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They either produce the

action as the sympathetic NS or they

the

NS so that the sympathetic NS can act unopposed

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