PNS and ANS Flashcards
Nerves come from brain and sacral region of spinal cord.
parasympathetic division
Nerves come from thoracic and lumbar regions of spinal cord.
sympathetic division
Both pre- and postganglionic fibers release acetylcholine.
parasympathetic division
Preganglionic neurons branch profusely.
sympathetic division
Preganglionic neurons synapse directly with adrenal medulla.
sympathetic division
Pre- and postganglionic fibers synapse at intramural ganglia.
parasympathetic division
Pre- and postganglionic fibers synapse in sympathetic chain or collateral ganglia.
sympathetic division
Stimulates digestion.
parasympathetic division
Inhibits digestion.
sympathetic division
Increases heart rate.
sympathetic division
Decreases heart rate.
parasympathetic division
Long term effects.
sympathetic division
Short term effects.
parasympathetic division
Includes vagus nerve.
parasympathetic division
