Assertion: adrenal medulla | /r/HasProperty | driven by sympathetic nervous system
Facets:
value: from vertebrae
type: LOCATION
value: via preganglionic fibers
type: MANNER
Source sentences:
text: The adrenal medulla is driven by the sympathetic nervous system via preganglionic fibers originating in the thoracic spinal cord, from vertebrae T5–T11.