Anterior raphespinal tract

Anterior raphespinal tract
Details
Identifiers
Latin	tractus raphespinalis anterior
TA	A14.1.02.212 A14.1.04.123
FMA	75686
*Anatomical terminology* [edit on Wikidata]

The anterior raphespinal tract is a tract in the spinal cord.

General features

Posterior grey column	Marginal nucleus Substantia gelatinosa of Rolando Nucleus proprius Spinal lamina V Spinal lamina VI

Lateral grey column	Intermediolateral nucleus Posterior thoracic nucleus

Anterior grey column	Interneuron Alpha motor neuron Onuf's nucleus

Other	Rexed laminae Central gelatinous substance Gray commissure Central canal Terminal ventricle

Sensory

Posterior	Posterior column-medial lemniscus pathway: Gracile Cuneate

Lateral:	Spinocerebellar dorsal ventral Spinothalamic lateral anterior Posterolateral Spinotectal

Spinoreticular tract Spino-olivary tract

Motor

Lateral	Corticospinal Lateral Extrapyramidal Rubrospinal Olivospinal Raphespinal

Anterior	Corticospinal Anterior Extrapyramidal Vestibulospinal Reticulospinal Tectospinal

Both

External features

Anatomy of the medulla

afferent:	Solitary nucleus tract Dorsal respiratory group Gustatory nucleus Vestibular nuclei Lateral Medial Inferior

efferent:	Hypoglossal nucleus Nucleus ambiguus Dorsal nucleus of vagus nerve Inferior salivatory nucleus

Dorsal

Ventral

Dorsal	Sensory Sensory decussation Medial lemniscus Juxtarestiform body Ascending dorsal longitudinal fasciculus Medial longitudinal fasciculus Motor Descending dorsal longitudinal fasciculus Medial longitudinal fasciculus

Ventral	Descending tracts Olivocerebellar tract Rubro-olivary tract

Surface

Front	Pyramid decussation Anterior median fissure Anterolateral sulcus Olive Inferior olivary nucleus

Back	Posterior median sulcus Posterolateral sulcus Area postrema Vagal trigone Hypoglossal trigone Medial eminence Inferior cerebellar peduncle

Dopaminergic pathways	Mesocortical pathway: Ventral tegmental area → Prefrontal cortices Mesolimbic pathway: Ventral tegmental area → Nucleus accumbens Nigrostriatal pathway: Substantia nigra pars compacta → Caudate nucleus and putamen Tuberoinfundibular pathway: Hypothalamus (Infundibular nucleus) → Pituitary gland (Median eminence)

Norepinephrine	Locus coeruleus Lateral tegmental field

Serotonin pathways	Raphe nuclei Anterior raphespinal tract Lateral raphespinal tract

Aspartate	Climbing fibers

GABA	Globus pallidus Rostromedial tegmental nucleus

Glycine	Renshaw cells

Glutamate	Thalamus Subthalamic nucleus Globus pallidus

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