Autonomic Physiology 1 Flashcards Preview

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Flashcards in Autonomic Physiology 1 Deck (14)
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1
Q

Define the autonomic nervous system

A

Exists to control the things you don’t want to think about.

2
Q

What is the autonomic nervous system a part of?

A

The peripheral nervous system.

3
Q

The somatic nervous system has ______ neuron which goes straight to the skeletal muscle. The autonomic nervous system is split into ______ and ______. It has axons from the spinal cord which ______ halfway along.

A

One, sympathetic, parasympathetic, breaks.

4
Q

Give 3 features of the somatic nervous system.

A

Specialised
Ionotropic
Excites target

5
Q

Give 3 features of the autonomic nervous system.

A

Less specialised
Metabotropic
Excites/Inhibits target.

6
Q

Where does the sympathetic nervous system exit from?

A

Thoracic T1-T12 and Lumbar L1-L2

7
Q

Where does the parasympathetic nervous system exit from?

A

Cranial III, VII, IX, X and Sacral S2-S4

8
Q

Where does the ganglia lie in the sympathetic nervous system?

A

Close to spinal cord in the sympathetic trunk.

9
Q

Where does the ganglia lie in the parasympathetic nervous system?

A

Near to or inside the target.

10
Q

White ramus is ______ fibre and grey ramus is ______ fibres.

A

Preganglionic, postganglionic

11
Q

Acetylcholine acts on cholinergic receptors ______ and ______.

A

Nicotinic, muscarinic

12
Q

Noradrenaline acts on adrenergic receptors ______ and ______.

A

Alpha, beta.

13
Q

Describe the patterns of sympathetic nervous system neurons.

A

ACH -> Nicotinic
NA -> alpha or beta

Noradrenaline -> blood.

14
Q

Describe the patterns of parasympathetic nervous system.

A

ACH -> Nicotinic

ACH -> muscarinic