Zusammenfassung der Ressource
Sympathetic nerve
releases CA, which
binds to B2
- Adenylate
cyclase is
stimulated,
forming cAMP
- PKA activates, and P
membrane Ca2+
channels
- Increased Ca2+ inflow
- P of sarcoplasmic reticulum, inc
storage of Ca2+ to inc
outflow/contraction later
- P troponin & inc Ca2+
sensitivity