Innervation Parasympathetic Innervation Sympathetic Innervation (cholinergic: Vagus nerves) (adrenergic) Acetylcholine Norepinephrine B1 adrenergic receptor M acetylcholine receptor Epinephrine Adrenal gland KidneyInnervation Norepinephrine β1 adrenergic receptor M acetylcholine receptor Acetylcholine Kidney Adrenal gland Epinephrine 9