Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Peripheral SYMPATHETIC Nervous System (Ex. III) Flashcards Preview

Gross Anatomy '15 Ex. III > Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Peripheral SYMPATHETIC Nervous System (Ex. III) > Flashcards

Flashcards in Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Peripheral SYMPATHETIC Nervous System (Ex. III) Deck (5)
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1

ganglion cells

sympathetic trunk

2

course of postganglionic fibers and targets

- follow intercostal nn. ==> BVs and glands in chest wall
- accompany intrathoracic aa. ==> visceral effectors
- gather in greater and lesser splanchnic nn. ==> abdomen

3

Where do axons of preganglionic neurons exit the spinal cord?

A roots

4

Where do axons of preganglionic neurons synapse?

w/ postganglionic neurons in sympathetic chain ganglia once they exit the spinal cord via the A roots

5

origin of preganglionic fibers

spinal cord

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