Question: 48. If a cell has a1 adrenergic receptors, it is sensitive to A. acetylcholine (ACh) B. norepinephrine (NE) C. muscarine D. alpha adrenaline E.

48. If a cell has a1 adrenergic receptors, it is sensitive to A. acetylcholine (ACh) B. norepinephrine (NE) C. muscarine D. alpha adrenaline E. nicotine 49. Muscarinic receptors bind A. epinephrine B. norepinephrine C. monoamine oxidase (MAO) acetylcholinesterase D. E. acetylcholine 50. The binding of a muscle fiber will to a nicotinic receptor of it. A. acetylcholine; excite B. norepinephrine; excite C. monoamine oxidase; inhibit D. acetylcholine; inhibit E. acetylcholinesterase; excite

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