ANS Drugs Flashcards
1
Q
What are the 4 adrenergic receptors?
A
a1 a2 b1 b2
2
Q
what second messengers does a1 act on?
A
IP3
DAG
3
Q
what second messenger does a2 act on?
A
cAMP (decrease)
4
Q
what second messenger does b1 act on?
A
increase cAMP
5
Q
what second messenger does b2 act on?
A
increase cAMP
6
Q
where are a1 receptors found?
A
blood vessels
GI sphincters
7
Q
where are a2 receptors found?
A
presynaptic terminal
8
Q
where are b1 receptors found?
A
heart
9
Q
where are b2 receptors found?
A
airway
GI
urogenital
10
Q
pseudoephedrine
A
a1 agonist
11
Q
prazosin
A
a1 antagonist
12
Q
clonidine
A
a2 agonist
13
Q
isoproterenol
A
b agonist
14
Q
dobutamine
A
b1 agonist
15
Q
terbutaline
A
b2 agonist
16
Q
propanolol
A
b antagonist (1st generation)
