Receptors Flashcards
1
Q
M1
A
- excitatory, increases Ca influx
2
Q
M2
A
Inhibitory, decreases permeability to K+
-PACEMAKER CELLS IN HEART
3
Q
B1
A
excitatory, increased sodium permeability
increases contractility
increases heart rate
4
Q
B2
A
- dilation
- smooth muscle relaxation.