TLS Online TPP Program

#Question id: 30065


Acetylcholine binds to M2 muscarinic receptors decreases cAMP in the SA nodal cells, The result is:

#Unit 7. System Physiology – Animal
  1. slows opening of Ca2+ channels
  2. fast opening of Ca2+ channels
  3. slows opening of Na+ channels
  4. fast opening of Na+ channels