Autonomic Nerve Activity Flashcards
1
Q
SNS: Iris circular muscle
A
None
2
Q
SNS: Ciliary muscle
A
Relaxes - B
3
Q
PNS: Iris radial muscle
A
None
4
Q
PNS: Iris circular muscle
A
Contracts (miosis) - M3
5
Q
PNS: Ciliary muscle
A
Contracts - M3
6
Q
SNS: SA node
A
Accelerates - B1, B2
7
Q
SNS: ectopic pacemakers
A
Accelerates - B1,B2
8
Q
SNS: Heart contractility
A
Increases - B1, B2
9
Q
PNS: SA node
A
Decelerates - M2
10
Q
PNS: ectopic pacemakers
A
None
11
Q
PNS: heart contractility
A
Decreases (atria) - M2
12
Q
Blood vessels: skin, splanchnic
A
SNS: contracts, A
PNS: none
13
Q
Skeletal muscle vessels
A
SNS: relaxes - b2, contracts - a
PNS: none
14
Q
Bronchiolar smooth muscle
A
SNS: relaxes - b2
PNS: contracts - m3
15
Q
GI smooth muscle walls
A
SNS: relaxes - a2, b2
PNS: contracts - M3