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Enteric nervous system: Quiz


Question 1: It normally communicates with the CNS through the parasympathetic (eg, via the ________) and sympathetic (eg, via the prevertebral ganglia) nervous systems.
Vagus nerveGlossopharyngeal nerveHead and neck anatomyAccessory nerve

Question 2: The enteric nervous system also makes use of more than 30 neurotransmitters, most of which are identical to the ones found in CNS, such as ________, dopamine, and serotonin.
DextromethorphanKynurenic acidKetamineAcetylcholine

Question 3: In addition, ENS contains support cells which are similar to ________ of the brain and a diffusion barrier around the capillaries surrounding ganglia which is similar to the blood-brain barrier of cerebral blood vessels.
MicrogliaAstrocyteGlial cellOligodendrocyte

Question 4: Other neurons control the secretion of ________.
Enzyme inhibitorEnzymeCofactor (biochemistry)Protein

Question 5: The enteric nervous system is embedded in the lining of the ________.
Ascending cholangitisHuman gastrointestinal tractColorectal cancerPeritonitis

Question 6: The ENS consists of some one hundred million neurons,[6] one thousandth of the number of neurons in the ________, and considerably more than the number of neurons in the spinal cord [7].
Nervous systemBrainSensory systemDigestion

Question 7: The enteric nervous system (ENS) is a subdivision of the ________, that directly controls the gastrointestinal system.
Peripheral nervous systemAutonomic nervous systemSpinal cordBrachial plexus

Question 8: The ENS is capable of autonomous functions[3] such as the coordination of reflexes, although it receives considerable innervation from the ________ and thus is often considered a part of the ANS.
NerveParasympathetic nervous systemAutonomic nervous systemSympathetic nervous system


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