3.4 Flashcards
1
Q
Sympathetic
A
Fight or flight
Prepares somatic division for action
2
Q
Sympathetic chain ganglia
A
Innervate head and thoracic organs via sympathetic nerves
Excitatory (heart rate)
3
Q
Collateral ganglia
A
Innervate abdominopelvic organs via splanchnic nerves
Inhibitory
4
Q
Adrenal medullae
A
Stimulate releases of epinephrine and norepinephrine
Sympathetic anatomy
5
Q
Parasympathetic
A
Resting and digesting
Fewer effectors but more specific targeting
6
Q
Preganglionic nerves
A
In brain stem and sacral segments
7
Q
Ganglionic neurons
A
Terminate near or in target organs