VT ontology navigation

• VT root
  .....
      • cranial nerve morphology trait
      • posterior eye segment morphology trait

• optic nerve morphology trait   VT:0001330   (2)
Definition: Any measurable or observable characteristic related to the shape, structure, color or pattern of the second cranial nerve which is responsible for conveying visual information from the retina to the brain; it extends from the retina to the optic chiasma where part of its fibers become the optic tract and cross to the opposite side and pass to the geniculate bodies. [ISBN:0-683-40008-8, MP:0001330];
• optic disc morphology trait     (2)




MP:0001330 (abnormal optic nerve morphology) is numbered similarly to VT:0001330 but is over in the MP ontology (semantics may or may not be similar).

• To list mapped measures click on the counts in parentheses.
• Counts are "number of measure mappings" and aren't necessarily the count of distinct measures.
• Terms ending in "_" are terminal (leaf) nodes in the ontology structure.
• To start at a root node:   VT root   MA root   MP root
• More about ontologies in MPD