See Also: Cranial nerve X(health)
Cranial nerve V(health)
Cranial nerve VI(health)
cranial nerve XII(medicine)
cranial nerve XI(medicine)
cranial nerve X(medicine)
cranial nerve VII(medicine)
Cranial nerve XI(health)
cranial nerve V(medicine)
cranial nerve IX(medicine)

second cranial nerve (medicine)


second cranial nerve -->
optic nerve
<anatomy, nerve> The optic nerve. The nerve carrying impulses for the sense of sight.

Projection from the vertebrate retina to the midbrain. Embryologically, a CNS tract rather than a peripheral nerve. Popular experimental preparation for studies of regeneration of retino tectal projections in lower vertebrates and also for studies of glial cell lineage in CNS.

Synonym: cranial nerve II.