Pons-Midbrain Junction at Decussation of CN IV
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Sensory Nuclei:
Mesencephalic (nucleus & tract)
Reticular Formation:
Locus ceruleus
Raphe - (central superior)
Medial - pontis (oralis)
Tracts:
Medial lemniscus
Lateral lemniscus
Spinothalamics

Trigeminothalamics:
Dorsal tract
Ventral tract

Superior cerebellar peduncle & decussation
MLF (secondary vestibular & internuclear fibers)

Basis pontis:
Pontocerebellar fibers
Pontine nuclei
Descending systems - corticospinal, corticobulbar, corticoreticular, cortiopontine

Other:
Trochlear nerve components:
fibers
decussation
exiting root
Periaqueductal gray & IV ventricle