Role of autonomic (vegetative) nerve system in regulation of

visceral functionsAuthor

ass.prof. N.M. Volkova

Sympathetic Division

Routes Taken by Sympathetic Axons

Nerve connections between the spinal cord, spinal nerves, sympathetic chain, and peripheral sympathetic nerves.

Neurotransmission in autonomic ganglia

Adrenergic transmission

Adreno-ceptors

Parasympathetic Division

Parasympathetic nervous system

Parasympathetic division

• All parasympathetic target tissues have muscarinic receptors. The general response to ACh is excitatory, but some target tissues, such as the heart, are inhibited.

Cholinergic transmission in the heart