Adrenergic nerve fibers and receptors are current inside the cavernous trabeculae, and so they surround the deep penile arteries. Noradrenaline is the key neurotransmitter that controls penile flaccidity and tumescence. [13, 14] Sympathetic contraction is considered mediated by activation of postsynaptic alpha(one)-adrenergic receptors that raise intracellular calcium degrees and greatly https://protesthetic-toys.com/