BrainRegionTARGET TEA LEG

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Leg

@@Home -> BiologicalLifeResearch -> BrainAreaTEA -> BrainRegionTARGET_TEA_LEG

This page covers biological details of component Leg. Region is part of aHuman target integrated biological model.

  • *Top-down path to region*: Target -> Human Effectors (aHumanEffectors) -> Leg (TARGET.TEA.LEG) (see Mind Maps)
  • *Type*: effector
  • *Brain area*: Effector Area
  • *Role*: unknown
  • *Function*: Primary Execution Motor

(generated)

Components

(generated)


  • Component items*:
  • *Leg somatic sensory data* (*leg-somatic-sensory*)
* Leg - somatic receptors (leg-somatic-receptors -> LPC.PN.SG.LDRG): somatic sensations
  • *Leg thigh* (*leg-thigh*)
* *Leg thigh flexors* (*leg-thigh-flexors*)
 * [- piriformis muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs piriformis-muscle): rotate laterally (outward) the thigh
 * [- adductor brevis muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-brevis-muscle): adduction of hip
 * [- adductor longus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-longus-muscle): adduction of thigh
 * [- adductor magnus muscle, obturator] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-magnus-muscle-obturator): adduction of hip
 * [- adductor magnus muscle, tibial] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-magnus-muscle-tibial): adduction of hip
 * [- adductor minimus muscle, obturator] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-minimus-muscle-obturator): adduction and lateral rotation of thigh
 * [- adductor minimus muscle, tibial] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-adductor-minimus-muscle-tibial): adduction and lateral rotation of thigh
 * [- biceps femoris muscle, tibial] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-biceps-femoris-muscle-tibial): extends hip joint (long head only)
 * [- gemellus inferior muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-gemellus-inferior-muscle): rotates laterally thigh
 * [- gemellus superior muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-gemellus-superior-muscle): rotates laterally thigh
 * [- gluteus medius muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-gluteus-medius-muscle): abduction of the hip; preventing adduction of the hip. Medial rotation of thigh
 * [- gluteus minimus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-gluteus-minimus-muscle): works in concert with gluteus medius: abduction of the hip; preventing adduction of the hip; medial rotation of thigh
 * [- gracilis muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-gracilis-muscle): flexes hip, knee
 * [- iliacus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-iliacus-muscle): flexes and rotates laterally thigh
 * [- obturator externus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-obturator-externus-muscle): adduct thigh, rotate laterally thigh
 * [- obturator internus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-obturator-internus-muscle): abducts rotates laterally thigh, and stabiliser of the hip during walking
 * [- pectineus muscle, femoral] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-pectineus-muscle-femoral): thigh - flexion, adduction, medial rotation
 * [- pectineus muscle, obturator] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-pectineus-muscle-obturator): thigh - flexion, adduction, medial rotation
 * [- psoas major muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-psoas-major-muscle): flexes and rotates laterally thigh
 * [- psoas minor muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-psoas-minor-muscle): weak trunk flexor
 * [- quadratus femoris muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-quadratus-femoris-muscle): lateral rotation of thigh
 * [- sartorius muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-sartorius-muscle): flexion, lateral rotation and abduction of thigh; flexion and medial rotation of leg
 * [- tensor fasciae latae muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-tensor-fasciae-latae-muscle): thigh - flexion, medial rotation; trunk stabilization
* *Leg thigh extensors* (*leg-thigh-extensors*)
 * [- gluteus maximus muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs gluteus-maximus-muscle): external rotation and extension of the hip joint, supports the extended knee through the iliotibial tract, chief antigravity muscle in sitting
  • *Leg knee* (*leg-knee*)
* *Leg knee flexors* (*leg-knee-flexors*)
 * [- gastrocnemius muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs gastrocnemius-muscle): plantar flexion, flexion of knee (minor)
 * [- popliteus muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs popliteus-muscle): medial rotation and flexion of knee
 * [- biceps femoris muscle, peroneal] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-biceps-femoris-muscle-peroneal): flexes knee joint, laterally rotates knee joint (when knee is flexed)
 * [- semimembranosus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-semimembranosus-muscle): hip extension, knee flexion
 * [- semitendinosus muscle] (BrainRegionLPC_SC_VH_PM LPC.SC.VH.PM -> HumanMusclesLimbs leg-semitendinosus-muscle): flex knee, extend hip joint
* *Leg knee extensors* (*leg-knee-extensors*)
 * [- articularis genu muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs leg-articularis-genu-muscle): pulling the suprapatellar bursa during extension of the knee
 * [- obliquus genu muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs leg-obliquus-genu-muscle): maintaining patella position and limiting injuries to the knee
 * [- rectus femoris muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs leg-rectus-femoris-muscle): knee extension; hip flexion
 * [- vastus intermedius muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs leg-vastus-intermedius-muscle): extends knee
 * [- vastus lateralis muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs leg-vastus-lateralis-muscle): extends and stabilizes knee
 * [- vastus medialis muscle] (BrainRegionLPC_SC_VH_VM LPC.SC.VH.VM -> HumanMusclesLimbs leg-vastus-medialis-muscle): extends knee
  • *Leg foot* (*leg-foot*)
* *Leg foot flexors* (*leg-foot-flexors*)
 * [- tibialis posterior muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs tibialis-posterior-muscle): inversion of the foot, plantar flexion of the foot at the ankle; key muscle and tendon for stabilization, produce inversion and assists in the plantar flexion of the foot at the ankle
 * [- abductor hallucis muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-abductor-hallucis-muscle): abducts hallux
 * [- plantaris muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs plantaris-muscle): plantar flexes foot and flexes knee
 * [- quadratus plantae muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-quadratus-plantae-muscle): assists flexor digitorum longus in flexion of DIP joints
 * [- adductor hallucis muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-adductor-hallucis-muscle): adducts hallux
 * [- accessory soleus muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-accessory-soleus-muscle): plantar flexion
 * [- fibularis brevis muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-fibularis-brevis-muscle): plantar flexion, eversion
 * [- fibularis longus muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-fibularis-longus-muscle): plantar flexion, eversion
 * [- soleus muscle] (BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL -> HumanMusclesLimbs leg-soleus-muscle): plantar flexion
* *Leg foot extensors* (*leg-foot-extensors*)
 * [- fibularis tertius muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs fibularis-tertius-muscle): dorsi flexes and everts foot
 * [- tibialis anterior muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs tibialis-anterior-muscle): dorsiflex and invert the foot
 * [- extensor hallucis brevis muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs leg-extensor-hallucis-brevis-muscle): extension of hallux
  • *Leg fingers* (*leg-fingers*)
* *Leg fingers flexors* (*leg-fingers-flexors*)
 * [- flexor digitorum longus muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs flexor-longus-digitorum-muscle): flex digits
 * [- flexor hallucis longus muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs flexor-longus-hallucis-muscle): flexes all joints of the big toe, plantar flexion of the ankle joint
 * [- abductor digiti minimi muscle of foot] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-abductor-digiti-minimi-muscle): flex and abduct the fifth toe
 * [- flexor digitorum brevis muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-flexor-digitorum-brevis-muscle): flexes lateral four toes
 * [- lumbrical muscle of foot, lateral] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-lumbrical-muscle-lateral): flex proximal phalanges and extend middle and distal phalanges of lateral four digits
 * [- lumbrical muscle of foot, medial] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-lumbrical-muscle-medial): flex proximal phalanges and extend middle and distal phalanges of lateral four digits
 * [- flexor digiti minimi brevis muscle of foot] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-flexor-digiti-minimi-brevis-muscle): flex and adduct the fifth toe
 * [- flexor hallucis brevis muscle] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-flexor-hallucis-brevis-muscle): plantar nerve, medial, branches to LAFF muscles
 * [- dorsal interossei muscles of the foot] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-dorsal-interossei-muscles): abduct toes
 * [- plantar interossei muscles] (BrainRegionLPC_SC_VH_RPL LPC.SC.VH.RPL -> HumanMusclesLimbs leg-plantar-interossei-muscles): abduct toes
* *Leg fingers extensors* (*leg-fingers-extensors*)
 * [- extensor digitorum brevis muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs extensor-digitorum-brevis-muscle): extends digits 2, 3, and 4
 * [- extensor digitorum longus muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs extensor-digitorum-longus-muscle): extension of toes and ankle; Extensor hallucis brevis muscle - extension of hallux
 * [- extensor hallucis longus muscle] (BrainRegionLPC_SC_VH_VL LPC.SC.VH.VL -> HumanMusclesLimbs extensor-hallucis-longus-muscle): extends the big toe and assists in dorsiflexion of the foot at the ankle; also is a weak invertor

Connectivity

(generated)


TARGET.TEA.LEG.dot.png

  • Inbound Region Connections:*

|| *Source Area* || *Source Region* || *Source Name* || *Type* || *Reference* || || LPC || BrainRegionLPC_SC_VH_PL LPC.SC.VH.PL || Posterolateral Nucleus || gastrocnemius-muscle || (unknown reference) || || || LPC.SC.VH.PM || Posteromedial Nucleus || leg-adductor-brevis-muscle || (unknown reference) || || || LPC.SC.VH.RPL || Retroposterolateral Nucleus || flexor-longus-digitorum-muscle || (unknown reference) || || || LPC.SC.VH.VL || Ventrolateral Nucleus || extensor-digitorum-brevis-muscle || (unknown reference) || || || LPC.SC.VH.VM || Ventromedial Nucleus || gluteus-maximus-muscle || (unknown reference) ||

  • Outbound Region Connections:*

|| *Target Area* || *Target Region* || *Target Name* || *Type* || *Reference* || || LPC || BrainRegionLPC_PN_SG_LDRG LPC.PN.SG.LDRG || Lower Dorsal Root Ganglion || leg-somatic-receptors || (unknown reference) ||

Thirdparty Circuits

(generated)

  • no circuits defined

References

(generated)

  • no references defined
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