Regulation of GI Functions Flashcards
two ways that GI function is regulated
**combo of central nervous system & endocrine systems
**enteric nervous system with intrinsic endocrine paracrine component
parasympathetic nervous system does what to GI
enhances
sympathetic nervous system does what to GI
inhibits
brain of the gut
enteric nervous system
part of the GI regulation that contains receptors, sensory & motor neurons, interneurons
enteric nervous system
the enteric nervous system has it’s own ________ cells
pacemaker
what two plexus make up the enteric nervous system
submucosal plexus
myenteric plexus
another name for submucosal plexus
Meissner’s plexus
another name for myenteric plexus
Auerbach’s plexus
the nerve fibers of each plexus run the entire what
GI tract
plexus that Controls blood flow and secretions
submucosal plexus
plexus that controls GI movements (peristalsis)
myenteric plexus
what kind of endocrine hormones regulate function
intrinsic endocrine
two intrinsic endocrine hormones
Gastrin, Cholecystokinin