M2 choline receptor is located at: (A) Hea, (B) Lungs, (C) Skeletal muscle, (D) Glands
Answer is A. M2 receptors are located at Hea, Nerves, Smooth musclesM1NervesM2Hea, Nerves, Smooth musclesM3Glands, smooth muscle, endotheliumM4CNSM5CNSNMSkeletal muscle, Neuromuscular junctionNNCNS, postganglionic cell body, dendritesKatzung 13e pg:105