Motor Nuclei: Trochlear Substantia Nigra
Medial lemniscus Lateral lemniscus Spinothalamics
Trigeminothalamics: Dorsal tract Ventral tract Central tegmental tract MLF (secondary vestibular & internuclear fibers) Decussation of superior cerebellar peduncle (cerebello-rubro thalamics)
Cerebral peduncle: Tegmentum Substantia nigra Crus cerebri
Interpeduncular fossa CN III fibers Cerebral aqueduct CN IV fascicles