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Dorsal trigeminal tract

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Brain: Dorsal trigeminal tract
[[Image:|250px|center|]]
[[Image:|250px|center|]]
Latin '
Gray's subject #
Part of
Components
Artery
Vein
BrainInfo/UW hier-602
MeSH [1]

The dorsal trigeminal tract (dorsal trigeminothalamic tract, or lemniscus) is a tract which receives signals from Meissner's corpuscles and Pacinian corpuscles.[1]

ReferencesEdit

  1. ↑ Fix, James D. (2002). Neuroanatomy, 180, Hagerstown, MD: Lippincott Williams & Wilkins.

External linksEdit


v·d·e
Brain: rhombencephalon (hindbrain)
Metencephalon/
pons

Dorsal/
(tegmentum)

surface: Locus ceruleus

Trigeminal lemniscus (Dorsal trigeminal tract, Ventral trigeminal tract)

cranial nuclei: GSA: Principal V/Spinal V - VIII-c (Dorsal, Anterior)/VIII-v (Lateral, Superior, Medial, Inferior) - SVE: Motor V - VII - GSE: VI - GVE: VII: Superior salivary nucleus

MLF, III, IV and VI (vestibulo-oculomotor fibers, medial vestibulospinal tract)

sensory/ascending: Trapezoid body/VIII - Superior olivary nucleus

Inferior cerebellar peduncle (Vestibulocerebellar tract)

motor/descending: Apneustic center • Pneumotaxic center (Medial parabrachial nucleus) - Lateral parabrachial nucleus

Ventral/
(base)

Middle cerebellar peduncles (Pontocerebellar fibers) - Pontine nuclei
motor/descending: Corticospinal tract - Corticobulbar tract - Corticopontine fibers

Raphe/reticular

Reticular formation (Caudal, Oral, Tegmental, Paramedian) • Raphe nuclei (Median)


Myelencephalon/
medulla

Dorsal

surface: Posterior median sulcus - Postero-lateral sulcus - Area postrema

cranial nuclei: GVA: VII,IX,X: Solitary/tract • SVA: Gustatory nucleus • GSE: XII  • GVE: IX,X,XI: Ambiguus • SVE: X: Dorsal • IX: Inferior salivatory nucleus - MLF, III, IV and VI

sensory/ascending: Gracile nucleus • Cuneate nucleus (Accessory cuneate nucleus) • Sensory decussation  • Medial lemniscus

motor/descending: Dorsal respiratory group

Ventral

motor/descending: Ventral respiratory group - Pyramid (Motor decussation) - Inferior olivary nucleus (Olivocerebellar tract, Rubro-olivary tract)
surface: Anterior median fissure - Antero-lateral sulcus - Arcuate nucleus of medulla - Olivary body

Raphe/reticular

Reticular formation (Gigantocellular, Parvocellular, Ventral, Lateral, Paramedian) • Raphe nuclei (Obscurus, Magnus, Pallidus)

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