Rubro-olivary tract

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Brain: Rubro-olivary tract
NeuroNames	ancil-502

The rubro-olivary tract is a tract which connects the inferior olive and the parvocellular red nucleus.

It is hypothesized that it uses both the corticospinal tract and rubrospinal tract.^[1]

[edit] References

^ Kennedy PR (December 1990). "Corticospinal, rubrospinal and rubro-olivary projections: a unifying hypothesis". Trends Neurosci. 13 (12): 474–479. doi:10.1016/0166-2236(90)90079-P. PMID 1703677.

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Dorsal

Surface	Posterior median sulcus · Posterolateral sulcus · Area postrema · Vagal trigone · Hypoglossal trigone · Medial eminence

Grey: Cranial nuclei	afferent: GVA: VII,IX,X: Solitary/tract/Dorsal respiratory group · SVA: Gustatory nucleus · GSA: VIII-v (Lateral, Medial, Inferior) efferent: GSE: XII · GVE: IX,X,XI: Ambiguus · SVE: X: Dorsal · IX: Inferior salivatory nucleus

Grey: other	Gracile nucleus · Cuneate nucleus · Accessory cuneate nucleus

White: Sensory/ascending	Sensory decussation · Medial lemniscus · Inferior cerebellar peduncle (Juxtarestiform body) · Ascending dorsal longitudinal fasciculus · MLF, III, IV and VI

White: Motor/descending	Descending dorsal longitudinal fasciculus · MLF, III, IV and VI

Ventral

White: Motor/descending	Motor decussation · Olivocerebellar tract · Rubro-olivary tract

Grey matter	Ventral respiratory group · Arcuate nucleus of medulla · Inferior olivary nucleus · Rostral ventromedial medulla

Surface	Anterior median fissure · Anterolateral sulcus · Olive · Pyramid

Grey: Raphe/
reticular

Tectum
(Dorsal)

Surface	Corpora quadrigemina: Inferior colliculi (Brachium of inferior colliculus), Superior colliculi (Brachium of superior colliculus)

Grey matter	Pretectal area

White: Sensory/ascending	Spinotectal tract · Central tegmental tract

White: Motor/descending	Tectospinal tract

Peduncle
(Ventral)

White: Sensory/ascending	lemnisci (Medial, Lateral) · Ascending MLF (Vestibulo-oculomotor fibers) · Spinothalamic tract · Anterior trigeminothalamic tract · Dentatothalamic tract

White: Motor/descending	Rubrospinal tract · Rubro-olivary tract · Descending MLF

Grey: cranial nuclei	GSA (V: Mesencephalic) - GSE (III: Oculomotor, IV: Trochlear) - GVE (III: Edinger-Westphal)

Grey: other	Periaqueductal gray/Raphe nuclei (Dorsal raphe nucleus) Ventral tegmental area • Pedunculopontine nucleus • Red nucleus riMLF

Ventricular system	Cerebral aqueduct

Base

White: Motor/descending	Cerebral crus: Corticospinal tract · Corticobulbar tract · Corticopontine tract/Frontopontine fibers/Temporopontine fibers

Grey: Substantia nigra	Pars compacta · Pars reticulata

Surface	Superior cerebellar peduncle (Decussation of superior cerebellar peduncles) · Interpeduncular fossa