Comparative effects of alpha and beta blockade Flashcards
1
Q
If isoproterenol given…(Control)
A
BP decreases
2
Q
If isoproterenol given…(pre-treatment w/ alpha-blocker)
A
BP same as control
3
Q
If isoproterenol given…(pre-treatment w/ beta-blocker)
A
BP doesn’t decrease as much
4
Q
isoproterenol
A
beta1 and beta2
5
Q
NE
A
alpha1, alpha2, beta1
6
Q
Epinephrine
A
alpha1, alpha2, beta1, beta2
7
Q
If NE given…(Control)
A
increase BP
8
Q
If NE given…(pre-treatment w/ alpha-blocker)
A
Decrease BP
b/c B2 vasodilation
9
Q
If NE given…(pre-treatment w/ beta-blocker)
A
same as control
10
Q
If epinephrine given…(Control)
A
Increase BP
11
Q
If epinephrine given…(pre-treatment w/ alpha-blocker)
A
Very little increase in BP
12
Q
If epinephrine given…(pre-treatment w/ beta-blocker)
A
Increase in BP (same as control)
