University of Rostock

Department of Anatomy

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Rat connectome



Ventromedial periaqueductal gray left


Abbreviation
VMPAG
Color       
Superior regionsPeriaqueductal gray

SynonymsAbbr.Language
Ventromedial periaqueductal grey  
Ventromedial periaqueductal grayVMPAGEng
Ventral part of medial periaqueductal grey Eng

SubregionsSide
Rostral ventromedial aspect of the periaqueductal grayleft
Ventromedial periaqueductal gray caudal levelleft
Ventromedial periaqueductal gray middle levelleft

Output to

NameSideAbbr.WeightDetails
Central grayipsiCG-2
Medial longitudinal fasciculusipsimlf-2
PonsipsiP-2
Locus coeruleusipsiLC2
Rostromedial pericoerulear regionipsiRMPCR0.5
Prepositus nucleusipsiPr-0.5
Gigantocellular reticular nucleus alpha partipsiGiA1
Lateral reticular nucleusipsiLRt2
Supragenual nucleusipsiSGe-2
Ambiguus nucleusipsiAmb1
Abducens nucleusipsi6-0.5
Facial nucleusipsi7-0.5
Genu of the facial nerveipsig7-2
Motor trigeminal nucleusipsiMo5-2
Vestibular nucleiipsiVnc-0.5
Raphe magnus nucleusipsiRMg3
Raphe magnus nucleus caudal partipsiRMgc1
Raphe magnus nucleus rostral partipsiRMgR1
Raphe pallidus nucleusipsiRPa2
Caudal ventrolateral medullaipsiCVLM3
Caudal medulla oblongataipsiCMeOb-0.5
Paragigantocellular reticular nucleusipsiPGi3
Lateral paragigantocellular nucleusipsiLPGi-0.5
Lateral paragigantocellular nucleus retrofacial partipsiLPGirf3
Paragigantocellular reticular nucleus rostral medial partipsiPGiRM-0.5
Retrofacial paragigantocellular reticular nucleusipsiRPGi3
Medial portion of the retrofacial paragigantocellular reticular nucleusipsiRPGiMe-0.5
Juxtafacial paragigantocellular reticular nucleusipsiJPGi0
Retroambiguus nucleusipsiRAmb3
Rostral part of the ventromedial medulla oblongataipsiRMeObvm1
Medial preoptic areaipsiMPA1
Dorsomedial hypothalamic nucleus [Medial zone]ipsiDM-0.5
Ventromedial hypothalamic nucleusipsiVMH-0.5
Submedius thalamic nucleusipsiSub2
Lateral habenular nucleus medial partipsiLHbM-0.5
Central amygdaloid nucleusipsiCe0.5
Accumbens nucleusipsiAc2
Locus coeruleuscontraLC2
Pontine reticular nucleus dorsal partcontraPRNd-0.5
Abducens nucleuscontra6-0.5
Facial nucleuscontra7-0.5
Raphe magnus nucleuscontraRMg-0.5
Caudal ventrolateral medullacontraCVLM3
Paragigantocellular reticular nucleuscontraPGi-0.5
Lateral paragigantocellular nucleus retrofacial partcontraLPGirf-0.5
Ventromedial hypothalamic nucleuscontraVMH-0.5
Submedius thalamic nucleuscontraSub1
Accumbens nucleuscontraAc1
MyocardiumipsiOrgsCorMyo1
MyocardiumcontraOrgsCorMyo-0.5

Input from

NameSideAbbr.WeightDetails
Medial preoptic areaipsiMPA3
Medial preoptic area central partipsiMPAce0.5
Medial preoptic area lateral partipsiMPAL0.5
Medial preoptic area medial partipsiMPAm0.5
Medial preoptic nucleusipsiMPO3
Median preoptic nucleusipsiMnPO3
Dorsomedial hypothalamic nucleusipsiDMHy2
Lateral hypothalamic areaipsiLH3
Dorsomedial hypothalamic nucleus [Medial zone]ipsiDM1
Arcuate nucleusipsiArc-0.5
Medial mammillary nucleus medial partipsiMM-0.5
Premammillary nucleus dorsal partipsiPMD-0.5
Premammillary nucleus ventral partipsiPMV-0.5
Lateral habenular nucleus central partipsiLHbc-0.5
Central amygdaloid nucleusipsiCe0.5
Central amygdaloid nucleus lateral divisionipsiCeL1
Central amygdaloid nucleus medial divisionipsiCeM2
AqueductipsiAq-0.5
Medial preoptic areacontraMPA1
Medial preoptic nucleuscontraMPO1
Median preoptic nucleuscontraMnPO1
Dorsomedial hypothalamic nucleuscontraDMHy2

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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