ANS Flashcards

1
Q
Sympathetic system:
Sites of origin
Length of fibres
Location of ganglia
Preganglionic fibre branching
Distribution
Types of response 
What is the effect of the symp
A
Thoracolumbar 
Short pre, Long Post
Close to spinal cord
Extensive preganglionic branching 
Wide distribution
Diffused response 
Fight or flight
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2
Q
Parasympathetic System:
Sites of origin
Length of fibres
Location of ganglia
Preganglionic fibre branching
Distribution
Types of response
A
Craniosacral
Long Pre, short post
Within or near effector organs
Minimal
Limited
Discrete
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3
Q

Parasympathetic has what neurotransmitters and receptors?

A

Ach released at nicotinic receptor.

Ach released at muscarinic receptor

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4
Q

Sympathetic has what neurotransmitters and receptors?

A

Ach released at nicotinic receptor

NE/E released to adrenergic receptor

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