brain part

Details about IVn.
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Hierarchy level in atlas Swanson, version Swanson-1992 is 2: 1 superstructure includes it.

Major Subparts
PartType
Decussation of the trochlear nervefiber tract
Trochlear nerve properfiber tract
  
Tree of Trochlear nerve

Cranial & Spinal Nerves (&Related)