University of Rostock

Department of Anatomy

Neuroscience Group

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Rat connectome



Hypoglossal nucleus ventral part left


Abbreviation
12SV
Color       
Superior regionsPrincipal hypoglossal nucleus

SynonymsAbbr.Language
Ventral area of the hypoglossal motor nucleus Eng
Ventral portions of hypoglossal motoneurons Eng
Hypoglossal nucleus ventral part12SVEng
Ventral part of the hypoglossal nucleus Eng
Ventral hypoglossal nucleus Eng

SubregionsSide
Medial subcompartment of the ventral compartment of the hypoglossal nucleusleft
Lateral accessory subcompartment of the ventral hypoglossal nucleusleft
Ventral border of the hypoglossal nucleusleft
Lateral subcompartment of the ventral compartment of the hypoglossal nucleusleft
Centromedial subgroup of the ventral compartment of the hypoglossal nucleusleft

Output to

NameSideAbbr.WeightDetails
Descending medial ramus of the hypoglossal nerveipsi12Pdmr1.5
Medial division of the hypoglossal nerveipsi12Pmd-2
TongueipsiOrgOCT3
TonguecontraOrgOCT1
Genioglossus muscleipsiMuscGenioG-0.5
Genioglossus musclecontraMuscGenioG-0.5

Input from

NameSideAbbr.WeightDetails
Lateral tegmental nucleusipsiLTN-0.5
Reticular systemipsiRF-0.5
Dorsal intermediate reticular nucleusipsiIRtD3
Caudal medullary intermediate reticular regionipsiIRtC-0.5
Pontine reticular nucleus dorsal partipsiPRNd-0.5
Koelliker Fuse nucleusipsiKF1
Lateral parabrachial nucleusipsiLPB-0.5
Parabrachial nucleus medialipsiPBnMe-0.5
Gigantocellular reticular nucleusipsiGi-0.5
Gigantocellular reticular nucleus alpha partipsiGiA-0.5
Dorsal part of the medullary reticular nucleus dorsal partipsidMdDd2
Ventral part of the medullary reticular nucleus dorsal partipsivMdDd3
Parvicellular reticular nucleusipsiPCRt3
Dorsal parvocellular reticular formationipsiDPCRt2
Ventral part of the parvicellular reticular nucleus rostral portionipsiVpRNr1
Subcoeruleus nucleusipsiSubC-0.5
Facial nucleusipsi7-0.5
Intertrigeminal nucleus caudal partipsiI5ca0.5
Intertrigeminal nucleus rostral partipsiI5ro0.5
Mesencephalic trigeminal nucleusipsiMe51.5
Motor trigeminal nucleusipsiMo5-0.5
Principal sensory trigeminal nucleusipsiPr51
Spinal trigeminal nucleus caudal partipsiSp5C3
Spinal trigeminal nucleus dorsal partipsiSp5ncD-0.5
Spinal trigeminal nucleus interpolar partipsiSp5I0.5
Spinal trigeminal nucleus oral partipsiSp5O3
Dorsomedial portion of the spinal trigeminal nucleus oral partipsiSp5ODM2
Medial vestibular nucleusipsiMVe-0.5
Nucleus of the solitary tract intermediate part ventrolateral subdivisionipsiSoliVL-0.5
Nucleus of the solitary tract interstitial partipsiSoli-0.5
Nucleus of the solitary tract rostral partipsiSolro3
Nucleus of the solitary tract ventrolateral partipsiSolVL-0.5
Raphe nucleiipsiRAN-0.5
Pontine raphe nucleusipsiPnR-0.5
Raphe magnus nucleusipsiRMg-0.5
Raphe obscurus nucleusipsiROb-0.5
Raphe pallidus nucleusipsiRPa-0.5
Ventral respiratory groupipsiVReG-0.5
Lateral paragigantocellular nucleusipsiLPGi-0.5
Dorsal intermediate reticular nucleuscontraIRtD-0.5
Caudal medullary intermediate reticular regioncontraIRtC-0.5
Pontine reticular nucleus dorsal partcontraPRNd-0.5
Koelliker Fuse nucleuscontraKF-0.5
Dorsal part of the medullary reticular nucleus dorsal partcontradMdDd-0.5
Ventral part of the medullary reticular nucleus dorsal partcontravMdDd-0.5
Dorsal parvocellular reticular formationcontraDPCRt1.5
Intertrigeminal nucleus caudal partcontraI5ca-0.5
Intertrigeminal nucleus rostral partcontraI5ro-0.5
Principal sensory trigeminal nucleuscontraPr5-0.5
Spinal trigeminal nucleus caudal partcontraSp5C-0.5
Spinal trigeminal nucleus dorsal partcontraSp5ncD-0.5
Spinal trigeminal nucleus oral partcontraSp5O-0.5
Dorsomedial portion of the spinal trigeminal nucleus oral partcontraSp5ODM1.5

Key for weights

ValueWeight
-3 unknown
-2 fibers of passage
-1 not clear
-0.5 exists
0 not present
0.5 very light
1 light / sparse
1.5 light / moderate
2 moderate / dense
2.5 moderate / strong
3 strong
4 very strong





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