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Abdomen, Pelvis, & Perineum
note review
12
Anatomy
Graduate
11/30/2008

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Term
Another name for sympathetic divison
Definition
Thoracolumbar division
Term
Location of ALL sympathetic PREganglionic cell bodies
Definition
Lateral gray horn of the T1-L2 segments of the spinal cord
Term
All preganglionic neural fibers that innervate the abdominal viscera enter the sympathetic chain via the ???? and all pass through the sympathetic chain ganglia ????? and become the various named ?????
Definition
WHITE RAMI; Without synapsing; named splanchnic nerves
Term
The preganglionic neurons synapse (where)????, in ????, located in the named autonomic plexuses
Definition
on a postganglionic cell body; one of the various prevertebral ganglia
Term
Prevertebral ganglia are named for what?
Definition
the ganglia are named for the blood vessels that they are associated with
Term
the postganglionic fibers travel to their destination by ????
Definition
following the areteries that supply the same organs
Term
artery to the foregut
Definition
celiac trunk
Term
artery to the midgut
Definition
superior mesenteric
Term
artery to the hindgut
Definition
inferior mesenteric
Term
if an organ is supplied by branches from more than one of the three major arteries then its innervation will (most likely) come from ??? whose cell bodies are in ganglia in located in ????
Definition
postganglionic neurons; more than one plexus
Term
organs receive innervation from how many spinal levels?
Definition
more than one
Term
Why do organs receive innervation from more than one spinal level?
Definition
because some of the splanchnic nerves take origin from multiple spinal cord levels (the greater thoracic splanchnic nerve receives preganglionic fibers from t5-t9) an individual organ can also be innervated by more than one splanchnic nerve
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