Nurturing Life Sciences
#Id: 6639
#Id: 5464
#Unit 7. System Physiology – Animal
#Id: 6232
#Unit 8. Inheritance Biology
#Id: 4037
Acetylcholine (ACh), released from parasympathetic nerve fibers, activates muscarinic (M2) receptors in the SA node.
#Id: 1654
#Unit 4. Cell Communication and Cell Signaling
#Id: 1460