Muscles of Human Limbs

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This page is intended to list all muscles of biological human in upper and lower limbs area. Related findings are structured by other research themes.

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TARGET.TEA.HAND

Arms Vertebral column

(generated)

*Deep Posterior Axioappendicular muscles*

* *[- levator claviculae muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalRoots C1-C4, upper cervical ventral spinal roots}; ACTION={lifts clavicle}
* *Levator scapulae muscle*
 * *[- levator scapulae muscle, roots]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical nerve to scalene and levator scapulae muscles}; ACTION={Elevates scapula and tilts its glenoid cavity inferiorly by rotating scapula}
 * *[- levator scapulae muscle, scapular]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical dorsal scapular nerve}; ACTION={Elevates scapula and tilts its glenoid cavity inferiorly by rotating scapula}
* *Rhomboid muscles*
 * *[- rhomboid major muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical dorsal scapular nerve}; ACTION={Retracts the scapula and rotates it to depress the glenoid cavity. It also fixes the scapula to the thoracic wall}
 * *[- rhomboid minor muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical dorsal scapular nerve}; ACTION={Retracts the scapula and rotates it to depress the glenoid cavity. It also fixes the scapula to the thoracic wall}

*Superficial Posterior Axioappendicular muscles*

* *[- latissimus dorsi muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical middle subscapular nerve}; ACTION={pulls the forelimb dorsally and caudally}
* *[- trapezius muscle]*; TYPE={extensor}; NERVES={HumanNervesCranial accessory nerve, external}; ACTION={Descending (superior) part elevates; ascending (inferior) part depresses; and middle part (or all parts together) retracts scapula; descending and ascending parts act together to rotate glenoid cavity superiorly}

Thoracic walls

(generated)

*[- pectoralis major muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical lateral pectoral nerve}; ACTION={Clavicular head: flexes the humerus. Sternocostal head: extends the humerus. As a whole, adducts and medially rotates the humerus. It also draws the scapula anteriorly and inferiorly}
*[- pectoralis minor muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical medial pectoral nerve}; ACTION={stabilizes the scapula by drawing it inferiorly and anteriorly against the thoracic wall}
*[- serratus anterior muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical long thoracic nerve}; ACTION={Retracts the scapula and rotates it to depress the glenoid cavity. It also fixes the scapula to the thoracic wall}
*[- sternalis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalTrunk thoracic and thoracicoabdominal intercostal nerves, flexors}; ACTION={protract and stabilize scapula, assists in upward rotation}
*[- subclavius muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical subclavian nerve}; ACTION={depression of clavicle}
*[- arm blood vessels]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical stellate ganglion, sympathetic fibers, grey communicating rami}; ACTION={ensures adequate flow of oxygenated blood to arms}
*[- forearm blood vessels]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical middle cervical ganglion, sympathetic fibers, grey communicating rami}; ACTION={ensures adequate flow of oxygenated blood to hands and fingers}
*[- wall of brachial artery smooth muscles]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, motor, vascular branches}; ACTION={provide a more or less steady supply of blood at normal pressure into the capillary beds}

Shoulder

(generated)

*Deltoid muscle*; ACTION={shoulder abduction, flexioon and extension}

* *[- deltoid muscle, anterior]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical axillary nerve, anterior branch}; ACTION={shoulder flexion}
* *[- deltoid muscle, lateral and posterior]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical axillary nerve, posterior branch}; ACTION={shoulder abduction, extension}

*[- teres major muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical lower subscapular nerve}; ACTION={internal rotation of the humerus}
*Rotator cuff*

* *[- infraspinatus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical suprascapular nerve}; ACTION={Lateral rotation of arm and Adduction of arm and stabilizes humerus}
* *[- supraspinatus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical suprascapular nerve}; ACTION={abduction of arm and stabilizes humerus}
* *[- teres minor muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical axillary nerve, posterior branch}; ACTION={laterally rotates and adducts the arm}
* *Subscapularis muscle*
 * *[- subscapularis muscle, lower]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical lower subscapular nerve}; ACTION={rotates medially humerus; stabilizes shoulder}
 * *[- subscapularis muscle, upper]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical upper subscapular nerve}; ACTION={rotates medially humerus; stabilizes shoulder}

Arm

(generated)

*Arm, Anterior compartment*

* *[- biceps muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical musculocutaneous nerve, motor}; ACTION={flexes elbow and supinates forearm}
* *[- brachialis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical musculocutaneous nerve, motor}; ACTION={flexion at elbow joint}
* *[- coracobrachialis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical musculocutaneous nerve, motor}; ACTION={flexes and adducts humerus}

*Arm, Posterior compartment*

* *[- anconeus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, upper arm muscular branches}; ACTION={partly blended in with the triceps, which it assists in extension of the forearm. Stabilises the elbow and abducts the ulna during pronation}
* *Triceps brachii muscle*
 * *[- articularis cubiti muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, motor}; ACTION={lifts capsule away from joint}
 * *[- triceps brachii muscle, axillary]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical axillary nerve, motor branch to triceps brachii}; ACTION={extends forearm, caput longum adducts shoulder}
 * *[- triceps brachii muscle, radial]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, upper arm muscular branches}; ACTION={extends forearm, caput longum adducts shoulder}

Forearm

(generated)

*Forearm, Anterior compartment*

* *Forearm, Anterior compartment, Deep*
 * *Flexor digitorum profundus muscle*
  * *[- flexor digitorum profundus muscle, interosseous]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, anterior, hand}; ACTION={flex hand, interphalangeal joints}
  * *[- flexor digitorum profundus muscle, ulnar]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, interossei}; ACTION={flex hand, interphalangeal joints}
 * *[- flexor pollicis longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, anterior, hand}; ACTION={flexion of the thumb}
 * *[- pronator quadratus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, anterior, deep muscles of forearm}; ACTION={pronates the forearm}
* *Forearm, Anterior compartment, Superficial*
 * *[- flexor carpi radialis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, superficial muscles in hand}; ACTION={flexion and abduction at wrist}
 * *[- flexor carpi ulnaris muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, muscular branches}; ACTION={flexion and adduction of wrist}
 * *[- flexor digitorum superficialis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, intermediate muscles of foream}; ACTION={flexor of fingers (primarily at proximal interphalangeal joints)}
 * *[- palmaris longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, superficial muscles in hand}; ACTION={wrist flexor}
 * *[- pronator teres muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, superficial muscles in foream}; ACTION={pronation of forearm, flexes elbow}

*Forearm, Posterior compartment*

* *Forearm, Posterior compartment, Deep*
 * *Anatomical snuff box*
  * *[- abductor pollicis longus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={abduction, extension of thumb}
  * *[- extensor pollicis brevis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extension of thumb at metacarpophalangeal joint}
  * *[- extensor pollicis longus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extension of the thumb (metacarpophalangeal and interphalangeal)}
 * *[- extensor indicis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extends index finger, wrist}
 * *[- supinator muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={supinates forearm}
* *Forearm, Posterior compartment, Superficial*
 * *[- extensor carpi ulnaris muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extends the little finger at all joints}
 * *[- extensor digiti minimi muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extends and adducts the wrist}
 * *[- extensor digitorum muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical interosseous nerve of forearm, posterior}; ACTION={extension of hand and fingers}
 * *Mobile wad*
  * *[- brachioradialis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, upper arm muscular branches}; ACTION={stabilizer of elbow joint}
  * *[- extensor carpi radialis brevis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, deep branch before supinator}; ACTION={extensor at the wrist joint, abducts the hand at the wrist}
  * *[- extensor carpi radialis longus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalCervical radial nerve, upper arm muscular branches}; ACTION={extensor and abductor of the hand at the wrist joint}

Hand

(generated)

*Hand, Intermediate*

* *Interosseous muscles of the hand*
 * *[- dorsal interossei muscles of the hand]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, deep muscles}; ACTION={abduct finger}
 * *[- palmar interossei muscles]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, deep muscles}; ACTION={adduction}
* *Lumbricals of the hand muscles*
 * *[- lumbricals of the hand muscles, median]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, lumbricals branches}; ACTION={flex metacarpophalangeal joints, extend interphalangeal joints}
 * *[- lumbricals of the hand muscles, ulnar]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, adductor pollicis and lumbrical}; ACTION={flex metacarpophalangeal joints, extend interphalangeal joints}

*Lateral volar*

* *Thenar*
 * *Flexor pollicis brevis muscle*
  * *[- flexor pollicis brevis muscle, median]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, recurrent branch}; ACTION={flexion of thumb}
  * *[- flexor pollicis brevis muscle, ulnar]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, pollicis brevis}; ACTION={flexion of thumb}
 * *[- abductor pollicis brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, recurrent branch}; ACTION={abduction of thumb}
 * *[- adductor pollicis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, adductor pollicis and lumbrical}; ACTION={adducts the thumb at the carpometacarpal joint}
 * *[- opponens pollicis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical median nerve, recurrent branch}; ACTION={opposition of the thumb}

*Medial volar*

* *[- palmaris brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, superficial branch}; ACTION={wrinkle skin of palm}
* *Hypothenar*
 * *[- abductor digiti minimi muscle of hand]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, deep muscles}; ACTION={abduction of little finger}
 * *[- flexor digiti minimi brevis of hand]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, flexor digiti minimi}; ACTION={flexes little finger}
 * *[- opponens digiti minimi muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalCervical ulnar nerve, superficial branch}; ACTION={draws 5th metacarpal anteriorly and rotates it, bringing little finger (5th digit) into opposition with thumb}

TARGET.TEA.LEG

Iliac region

(generated)

*Iliopsoas muscle (psoas major, iliacus)*

* *[- iliacus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, flexor}; ACTION={flexes and rotates laterally thigh}
* *[- psoas major muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh nerve to psoas muscles}; ACTION={flexes and rotates laterally thigh}
* *[- psoas minor muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh nerve to psoas muscles}; ACTION={weak trunk flexor}

Buttocks

(generated)

*Lateral rotator group muscles*

* *[- gemellus inferior muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh nerve of quadrate muscle of thigh}; ACTION={rotates laterally thigh}
* *[- gemellus superior muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, internal}; ACTION={rotates laterally thigh}
* *[- obturator externus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={adduct thigh, rotate laterally thigh}
* *[- obturator internus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, internal}; ACTION={abducts  rotates laterally thigh, and stabiliser of the hip during walking}
* *[- piriformis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh piriform nerve}; ACTION={rotate laterally (outward) the thigh}
* *[- quadratus femoris muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh nerve of quadrate muscle of thigh}; ACTION={lateral rotation of thigh}

*[- gluteus maximus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh gluteal nerve, inferior}; ACTION={external rotation and extension of the hip joint, supports the extended knee through the iliotibial tract, chief antigravity muscle in sitting}
*[- gluteus medius muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh gluteal nerve, superior}; ACTION={abduction of the hip; preventing adduction of the hip. Medial rotation of thigh}
*[- gluteus minimus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh gluteal nerve, superior}; ACTION={Works in concert with gluteus medius: abduction of the hip; preventing adduction of the hip. Medial rotation of thigh}
*[- tensor fasciae latae muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh gluteal nerve, superior}; ACTION={Thigh - flexion, medial rotation. Trunk stabilization}

Thigh

(generated)

*Medial compartment of thigh*

* *Adductor muscles of the hip*
 * *Adductor magnus muscle*
  * *[- adductor magnus muscle, obturator]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={adduction of hip}
  * *[- adductor magnus muscle, tibial]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={adduction of hip}
 * *Adductor minimus muscle*
  * *[- adductor minimus muscle, obturator]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={adduction and lateral rotation of thigh}
  * *[- adductor minimus muscle, tibial]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={adduction and lateral rotation of thigh}
 * *[- adductor brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={adduction of hip}
 * *[- adductor longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={adduction of thigh}
 * *[- gracilis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, proper}; ACTION={flexes hip, knee}
 * *Pectineus muscle*
  * *[- pectineus muscle, femoral]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh}; ACTION={thigh - flexion, adduction, medial rotation}
  * *[- pectineus muscle, obturator]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh obturator nerve, accessory}; ACTION={thigh - flexion, adduction, medial rotation}

*Thigh, Anterior compartment*

* *[- sartorius muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, flexor}; ACTION={flexion, lateral rotation and abduction of thigh; flexion and medial rotation of leg}
* *Quadriceps femoris muscle*
 * *[- articularis genu muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={pulling the suprapatellar bursa during extension of the knee}
 * *[- obliquus genu muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={maintaining patella position and limiting injuries to the knee}
 * *[- rectus femoris muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={knee extension; hip flexion}
 * *[- vastus intermedius muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={extends knee}
 * *[- vastus lateralis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={extends and stabilizes knee}
 * *[- vastus medialis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalThigh femoral nerve, thigh, muscular branches, extensor}; ACTION={extends knee}

*Thigh, Posterior compartment/Hamstring*

* *Biceps femoris muscle*
 * *[- biceps femoris muscle, peroneal]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot common peroneal nerve, articular branches}; ACTION={flexes knee joint, laterally rotates knee joint (when knee is flexed)}
 * *[- biceps femoris muscle, tibial]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={extends hip joint (long head only)}
* *[- semimembranosus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={hip extension, knee flexion}
* *[- semitendinosus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={flex knee, extend hip joint}

Leg

(generated)

*Leg, Anterior compartment*

* *[- extensor digitorum longus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={extension of toes and ankle}
* *[- extensor hallucis longus muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={Extends the big toe and assists in dorsiflexion of the foot at the ankle. Also is a weak invertor}
* *[- fibularis tertius muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={dorsi flexes and everts foot}
* *[- tibialis anterior muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={dorsiflex and invert the foot}

*Leg, Lateral compartment*

* *Peroneus muscles (Fibularis muscles)*
 * *[- fibularis brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot fibular nerve, superficial}; ACTION={plantarflexion, eversion}
 * *[- fibularis longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot fibular nerve, superficial}; ACTION={plantarflexion, eversion}

*Leg, Posterior compartment*

* *Leg, Posterior compartment, Deep*
 * *[- popliteus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve, muscular branches}; ACTION={medial rotation and flexion of knee}
 * *Tarsal tunnel*
  * *[- flexor digitorum longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, medial}; ACTION={primary action is flex digits}
  * *[- flexor hallucis longus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={flexes all joints of the Hallux, plantar flexion of the ankle joint}
  * *[- tibialis posterior muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve, muscular branches}; ACTION={inversion of the foot, plantar flexion of the foot at the ankle}
* *Leg, Posterior compartment, Superficial*
 * *[- plantaris muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve, muscular branches}; ACTION={plantar flexes foot and flexes knee}
 * *Triceps surae muscles*
  * *[- accessory soleus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={plantar flexion}
  * *[- gastrocnemius muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve, muscular branches}; ACTION={plantar flexion, flexion of knee (minor)}
  * *[- soleus muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot tibial nerve}; ACTION={plantar flexion}

Foot

(generated)

*Foot, Dorsal*

* *[- extensor digitorum brevis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={extends digits 2, 3, and 4}
* *[- extensor hallucis brevis muscle]*; TYPE={extensor}; NERVES={HumanNervesSpinalFoot fibular nerve, deep}; ACTION={extension of hallux}

*Foot, Plantar*

* *1st layer*
 * *[- abductor digiti minimi muscle of foot]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral}; ACTION={flex and abduct the fifth toe}
 * *[- abductor hallucis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, medial}; ACTION={abducts hallux}
 * *[- flexor digitorum brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, medial}; ACTION={flexes lateral four toes}
* *2nd layer*
 * *[- quadratus plantae muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral, deep branch}; ACTION={assists Flexor Digitorum Longus in flexion of DIP joints}
 * *Lumbrical muscle of foot*
  * *[- lumbrical muscle of foot, lateral]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral}; ACTION={flex proximal phalanges and extend middle and distal phalanges of lateral four digits}
  * *[- lumbrical muscle of foot, medial]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, medial, branches to LAFF muscles}; ACTION={flex proximal phalanges and extend middle and distal phalanges of lateral four digits}
* *3rd layer*
 * *[- adductor hallucis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral}; ACTION={adducts hallux}
 * *[- flexor digiti minimi brevis muscle of foot]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral, digital branches branch}; ACTION={flex and adduct the fifth toe}
 * *[- flexor hallucis brevis muscle]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, medial, branches to LAFF muscles}; ACTION={flex hallux}
* *4th layer*
 * *[- dorsal interossei muscles of the foot]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral}; ACTION={abduct toes}
 * *[- plantar interossei muscles]*; TYPE={flexor}; NERVES={HumanNervesSpinalFoot plantar nerve, lateral, digital branches branch}; ACTION={adduct toes}

HumanMusclesLimbs

Contents

TARGET.TEA.HAND

Arms Vertebral column

Thoracic walls

Shoulder

Arm

Forearm

Hand

TARGET.TEA.LEG

Iliac region

Buttocks

Thigh

Leg

Foot

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