Assertion: peripheral nervous system's nerve | /r/RelatedTo | the brain
Facets:
Source sentences:
text: The cranial nerves (as compared with spinal nerves) are associated with the brain, are not formed of dorsal and ventral roots, and differ considerably among themselves: e.g., some have more than one ganglion, whereas others have none; and some are mixed (V, VII, IX, X), whereas others are (almost) purely afferent (I, II, VIII) or (almost) purely efferent (III, IV, VI, XI, XII).