Autonomic physiology 1&2 Flashcards

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1
Q

Autonomic nervous system - ganglia

A

Have a presynaptic and postsynaptic neuron due to synapse at a ganglia

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2
Q

Somatic description

A
  • always excites
  • ionotropic receptors
  • specialised NMJ
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3
Q

Autonomic description

A
  • excites or inhibits

- metabotropic receptors

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4
Q

Sympathetic

A

Thoracolumbar
Ganglia close to parasympathetic chain
Ach - nicotinic NA - alpha or beta

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5
Q

Parasympathetic

A

Craniosacral
Ganglia close or in target
Ach - nicotinic Ach - muscarinic

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6
Q

Acetylcholine

A

Cholinergic receptors = nicotinic or muscarinic

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7
Q

Noradrenaline

A

Adrenergic receptors = alpha or beta

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8
Q

The eye

A

Ciliary muscle - contract and focus far away
Radial muscle - contracts and pupil dilates
Antagonistic action

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9
Q

The heart

A

Beta 1 - rate and strength

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10
Q

The lungs

A

Beta 2 - dilates airways

Muscarinic

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11
Q

Blood vessels

A

Alpha 1/ beta 2
Para = no effect
TONE

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12
Q

Energy stores

A

Single innervation

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13
Q

Salivary

A

Non antagonistic dual innervation

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14
Q

Reproductive

A

Dual innervation with agonistic effects

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