Muscle Tabels: LE

Iliopsoas

-o: transverse processes&bodies&discs of T12-L5; iliac fossa

-i: lesser trochanter

-act: hip flexion (and trunk flexion depending on position)

-in: L1-3

-blood:

-type: convergent

Sartorius

-o: ASIS

-i: Pes anserinus

-act: hip flexion, abduction, LR; knee flexion

-in: Femoral n

-blood:

-type: flat

Vastus lateralis

-o: Intertrochanteric line, Greater trochanter, lateral linea aspera

-i: Tibial tuberosity

act: knee extension

-in: Femoral n

-blood:

-type: unipennate

Vastus intermedius

-o: Ant lat femoral shaft proximal 2/3

-i: Tibial tuberosity

-act: knee extension

-in: Femoral n

-blood:

-type: bipennate

Vastus medialis

-o: Intertrochanteric crest, medial linea aspera

-i: Tibial tuberosity

-act: knee extension

-in: Femoral n

-blood:

-type: bipennate

Rectus femoris

-o: AIIS

-i: Tibial tuberosity

-act: hip flexion, knee extension

-in: Femoral n

-blood:

-type: bipennate

Pectineus

-o: superior pubic ramus

-i: interior to lesser torachanter

-act: hip flexion and adduction

-in: femoral and obutrator n

-blood:

-type: flat

Gracilis

-o: Inferior body of pubic, inferior pubic ramus

-i: Pes anserinus

-act: hip adduction (and knee flexion)

-in: Obturator n

-blood:

-type: fusiform

Adductor magnus

-o:

• Hamstring portion= Ischial tuberosity

• Adductor portion= inferior pubic ramus, Ischial ramus

-i: Adductor tubercle, and…

• horizontal fibers=Distal end of linear aspera

• Oblique fibers=Entire linea aspera

-act: hip adduction, flexion, and extension

-in: Tibial n. (hamstring portion), Obturator n. (adductor portion)

-blood:

-type: multipennate

Adductor longus

-o: Body of pubis; anterior surface of inferior pubic ramus

-i: middle 1/3 of Linea aspera

-act: hip adduction, flexion

-in: Obturator n

-blood:

-type: flat

Adductor brevis

-o: Anterior surface of inferior pubic ramus

-i: Middle 1/3 of linea aspera

-act: hip adduction, flexion

-in: Obturator n

-blood:

-type: flat

Obturator externus

-o: External surface of obturator membrane and adjacent pubic bones

-i: Trochanteric fossa, blends w/ tendon of obturator internus

-act: LR hip

-in: Obturator n

-blood:

-type: flat

Gluteus maximus

-o: Ilium, posterior and inferior sacrum, coccyx, Sacrotuberous l.

-i: IT band, gluetal tuberosity

-act: hip extension, LR

-in: Inf Gluteal n

-blood:

-type: convergent

Gluteus medius

-o: Superior to superior gluteal line of ilium

-i: Greater trochanter (lateral and sup-post facets)

-act: hip abduction, MR

-in: Superior gluteal n

-blood:

-type: convergent

Gluteus minimus

-o: Between anterior and inferior gluteal lines of ilium

-i: Greater trochanter (anterior facet)

-act: hip abduction, MR

-in: Superior gluteal n

-blood:

-type: convergent

Tensor fasciae latae

-o: (posterior to) ASIS, iliac crest

-i: IT band

-act: hip flexion, abduction

-in: Sup Gluteal n

Piriformis

-o: Anterior sacrum

-i: Greater trohanter (apex)

-act: LR hip

-in: S1-2

-blood:

-type: convergent

Superior gemellus

-o: Ischial spine

-i: Blends w/ tendon of obturator internus, Trochanteric fossa

-act: LR hip

-in: Nerve to obturator internus (L5-S1)

-blood:

-type: convergent

Inferior gemellus

-o: Ischial tuberosity

-i: Blends with tendon of obutrator internus, Trochanteric fossa

-act: LR hip

-in: Nerve to quadratus femoris (L5-S1)

-blood:

-type: convergent

Obturator internus

-o: Internal surface of obturator membrane (covers obturator foramen)

-i: Greater trochanter (medial)

-act: LR hip

-in: Nerve to obturator internus (L5-S1)

-blood:

-type: convergent

Quadratus femoris

-o: Ischial tuberosity (lateral)

-i: Intertrochanteric crest

-act: LR hip

-in: Nerve to quadratus femoris (L5-S1)

Long head biceps femoris

-o: Ischial tuberosity

-i: Head of fibula

-act: hip extension, knee flexion and LR

-in: Tibial n

-blood:

-type: multihead mufisofrm

Short head biceps femoris

-o: Linea aspera

-i: Fibular head

-act: knee flexion, LR

-in: Common fibular n

-blood:

-type: multihead fusiform

Semimembranosus

-o: Ischial tuberosity

-i: Posterior medial condyle of tibia

-act: hip extension, knee flexion and MR (when knee flexed)

-in: Tibial n

-blood:

-type: fusiform

Semitendinosus

-o: Ischial tuberosity

-i: Pes anserinus

-act: hip extension, knee flexion and MR (when knee flexed)

-in: Tibial n

-blood:

-type: fusiform

Gastrocnemius

-o: Both condyles and popliteal surface of femur

-i: Calcaneus via calcaneal tendon

-act: plantarflexion

-in: Tibial n

-blood:

-type: multihead bipennate

Soleus

-o: Proximal post fibula (incl. head), soleal line of tibia

-i: Calcaneus via calcaneal tendon

-act: plantarflexion

-in: Tibial n

-blood:

-type: bipennate

Popliteus

-o: lateral femoral condyle

-i: posterior tibia (superior to soleal line)

-act: knee flexion, MR (when knee extended)

-in: Tibial n

-blood:

-type: flat

Plantaris

-o: Supracondylar line of femur

-i: Calcaneus via calaneal tendon

-act: Plantarflexion, knee flex

-in: Tibial n.

-blood:

-type: fusiform

Flexor digitorum longus

-o: Middle 1/3 of posterior tibia (to soleal line)

-i: Distal phalanges of digits 2-5 (plantar)

-act: Plantarflexion, flexion DIP 2-5

-in: Tibial n

-blood:

-type: bipennate

Tibialis posterior

-o: Proximal 2/3 of posterior tibia and fibula, interosseous membrane

-i: Navicular, medial cuneiform (sustentaculum tail), base of MT 2-4

-act: Plantarflexion (helps a bit), inversion

-in: Tibial n.

-blood:

-type: bipennate

Tibialis anterior

-o: Lateral condyle and superior 1/3 lateral tibia

-i: Medial cuneiform, base of MT 1(plantar)

-act: Dorsiflexion, inversion

-in: Deep fibular n.

-blood:

-type: bipennate

Extensor hallucis longus

-o: Anterior fibula midshaft, interosseous membrane

-i: Distal phalanx of hallux (dorsal)

-act: Dorsiflexion, extension 1 DIP

-in: Deep fibular n

-blood:

-type: unipennate

Extensor digitorum longus

-o: Lateral condyle of tibia, sup fibula

-i: Middle and distal phalanges of digits 2-5 dorsal (extensor expansion)

-act: Dorsiflexion, extends digits 2-5 at PIP???

-in: Deep fibular n.

-blood:

-type: unipennate

Fibularis longus

-o: Head and sup 2/3 of fibula, lateral tibial condyle

-i: Base of MT1, medial cuneiform

-act: eversion

-in: Superficial fibular n

-blood:

-type: fusiform

Fibularis brevis

-o: Inferior 2/3 lateral fibula

-i: Styloid process of MT5

-act: eversion

-in: Superficial fibular n.

-blood:

-type: bipennate

Extensor digitorum brevis

-o: Calcaneus dorsal surface, extensor retinaculum

-i: Extensor expansion digits 2-5, often also a tendon for digit 1

-act: extend digits 2-5 PIP

-in: Deep fibular n

-blood:

-type: unipennate

Extensor hallucis brevis

-o: Calcenus (along w/ EDB)

-i: Proximal phalanx digit 1

-act: extend digit 1 MP

-in: Deep fibular n.

-blood:

-type: unipennate

Flexor digitorum brevis

-o: Calcaneus, plantar aponerosis

-i: Middle phalanges of digits 2-5

-act: digit 1 flexion MP

-in: Medial plantar n

-blood:

-type: multiheaded

Lumbricals

-o: Tendons of FDL

-i: Extensor expansion digits 2-5

-act: MTP flexion

-in: Medial plantar n. for lumbrical 1, lateral plantar n for lumbricals 2-4

-blood:

-type: 1=unipennate; 2-4=bipennate

Quadratus plantae

-o: Medial plantar surface of calcaneous

-i: Plantar surface of calcaneous, tendon FDL

-act: Flex digits 2-5 DIP?

-in: Lateral plantar n

-blood:

-type: flat/parallel

Flexor hallucis brevis

-o: Cuboid and lateral cuneiforms (plantar)

-i: Proximal phalanx digit 1

-act: MTP flexion 1

-in: Medial plantar n.

-blood:

-type: bipennate

Abductor hallucis

-o: Calcaneal tuberosity, flexor retinanculum, plantar aponeurosis

-i: Medial side of proximal phalanx digit 1

-act: Abduction 1

-in: Medial plantar n.

-blood:

-type: fusiform

Adductor hallucis

-o: Oblique head=bases MT 2-4; Transverse head=plantar ligaments MTP 3-5

-i: Lateral side base proximal phalanx digit 1

-act: adduction 1

-in: Lateral plantar n. (deep branch)

-blood:

-type: multiheaded

Abductor digiti minimi

-o: Calcaneal tuberosity, plantar surface of MT5

-i: Lateral side of proximal phalanx digit 5

-act: Abduction 5

-in: Lateral plantar n.

-blood:

-type: fusiform

Flexor digiti minimi

-o: Plantar surface base of MT5

-i: Lateral surface proximal phalanx digit 5

-act: MTP flexion

-in: Lateral plantar n.

Plantar interossei

-o: Medial shafts MT 3-5

-i: Medial side of bases of proximal phalanges digits 3-5

-act: MTP flexion?, adduction 3-5

-in: Lateral plantar n

-blood:

-type: unipennate

Dorsal interossei

-o: Shafts MT 1-5

-i: 1=medial side of proximal phalanx of digit 2; 2-4=lateral sides digits 2-4

-act: MTP flexion?, abduction 2,3,4

-in: Lateral plantar n

-blood:

-type: bipennate

Iliocostalis

-o: common tendon (the thoracolumbar fascia); illiac crest

-i: angle of ribs 1-12

-act: extend back (bilaterally), lateral flexion (unilaterally)

-in: dorsal rami C3-L5

-blood:

-type: parallel

Longissimus

-o: common tendon, TP T1-T5

-i: tubercle and angle ribs 3-12; TP C2-7

-act: extend back (bilaterally), lateral flexion (unilaterally)

-in: dorsal rami C3-L5

-blood:

-type: parallel

Spinalis

-o: common tendon, nuchal ligament, SP C7-T1

-i: SP C2 and thoracic vertebrae

-act: extend back (bilaterally), lateral flexion (unilaterally)

-in: dorsal rami C3-L5

-blood:

-type: fusiform/parallel

Multifidus

-o:

• Lumbar region: common tendon, PSIS, posterior sacrum

• Thoracic region: TP T1-12

• Cervical region: articular processes C3-7

-i: TP vertebre located 2-4 segments superiorly

-act: stablized vertebral column during local movements

-in: dorsal rami C4-S3

-blood:

-type: multipennate

Intertransverarius mm

-attach: between adjacent transverse processes of all cervical, lower thoracic, and lumbar vertebrae

-act: stablized vertebral column (bilaterally); aid in lateral flexion

-in: dorsal rami C3-L5

-blood:

-type: parallel

Interspinalis mm

-attach: between adjacent SP cervical and lumbar vertebrae (except C1-2)

-act: stablized verterbre, aid in ext and rotation of vertebral column

-in: dorsal rami C3-L5

-blood:

-type: parallel

Rotatores

-o: TP all vertebrae

-i: base SP 1-2 segments superiorly

-act: stabilize vertebrae, assist in local extension and rotary movements

-in: dorsal rami C4-L4

-blood:

-typ

Levatores costarum

-o: TP C7-T10

-i: angle of ribs 1-2 segments inferior to origin

-act: elevate ribs; aid in lateral flexion

-in: dorsal rami C7-T11

-blood:

-type: flat

Semispinalis

-o: TP T10-C7

-i: SP T4-C2

-act: extend head and cervical region (bilaterally), contralateral rotation head/neck

-in: dorsal rami C1-T6

-blood:

-type:

Fibularis tertius

-o: Inferior 1/3 anterior fibula

-i: Dorsum of base of MT 5

-act: Dorsiflexion (assists)

-in: Deep fibular n.

Flexor hallucis longus

-o: Inf 2/3 of fibula, interosseous membrane

-i: Distal phalanx of hallux (plantar)

-act: Plantarflexion, flexion PIP?

-in: Tibial n

-blood:

-type: bipennate