Muscles of the lower limb2013 PDF

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Muscles of the lowerlimbAndrea Czigner M. Ph.Important! Memorizing these pages only does not guarantee the succesfull passing of the midterm test or the final exam. The handout has not been supervised, and I can not guarantee, that these pages are absolutely free from mistakes. If you find any, plea...

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Muscles of the lower limb Andrea Czigner M.D. Ph.D.

Important! 1. 2.

Memorizing these pages only does not guarantee the succesfull passing of the midterm test or the final exam. The handout has not been supervised, and I can not guarantee, that these pages are absolutely free from mistakes. If you find any, please, report to me!

Muscles of the hip Muscles of the thigh Muscles of the leg Muscles of the foot

Muscles of the Hip INNER HIP MUSCLES

Ilio-psoas m.

Piriformis m.

Obturator internus m.

Muscles of the Hip INNER HIP MUSCLES

Muscles of the Hip OUTER HIP MUSCLES

Superficial layer

Gluteus medius m.

Gluteus maximus m.

Tensor fasciae latae m.

Iliotibial tact Biceps femoris m.

Muscles of the Hip OUTER HIP MUSCLES

Superficial layer

Muscles of the Hip OUTER HIP MUSCLES, deeper layer

Gluteus maximus m. Gluteus medius m. Gluteus minimus m.

G

us te lu

us im x a m

. m

P G

us te lu

Piriformis m.(P)

Ig Oi

Inferior gemellus m.(Ig.) Quadratus femoris m. Obturator externus m.

P Sg

Superior gemellus m.(Sg.) Obturator int. tendon (Oi.)

us im ax m

. m

G

us te lu

s iu ed m

. m

OUTER HIP MUSCLES, deeper layer

Outer Muscles of the Hip

1.

2.

3.

4. 5. 6.

Suprapiriform hiatus Infrapiriform hiatus

Obturator externus m.

INNERVATION OF THE MUSCLES OF THE GLUTEAL REGION

MUSCLES OF THE THIGH Anterior muscle compartment /extensors of the thigh sartorius m. quadriceps femoris m. Medial muscle compartment /adductors of the thigh pectineus m. adductor longus m. adductor brevis m. adductor magnus m. gracilis m. Posterior muscle compartment / flexors of the thigh / ischiocrural m m. / hamstring mm. biceps femoris m. semitendinosus m. semimembranosus m.

ANTERIOR MUSCLE COMPARTMENT OF THE THIGH Sartorius m. Quadriceps femoris m. rectus femoris m. vastus medialis m. vastus intermedius m. vastus lateralis m. (articularis genus m.)

ANTERIOR MUSCLE COMPARTMENT OF THE THIGH

MUSCLES OF THE THIGH AND THE LEG medial aspect Quadriceps femoris m. / med. vastus/ Sartorius m. Pes anserinus HALLERI

Tibia

Semimembranosus m. Triceps surae m.

Semitendinosus m.

Gracilis m.

INNERVATION OF THE ANTERIOR MUSCLE COMPARTMENT OF THE THIGH

ADDACTORS OF THE THIGH Pectineus m. Adductor longus m. Adductor brevis m. Adductor magnus m. Adductor minimus m. Gracilis m.

ADDACTORS OF THE THIGH

ADDUCTOR HIATUS

INNERVATION OF THE ADDUCTORS OF THE THIGH • Pectineus m. • • • • •

Adductor magnus m. Adductor minimus m. Adductor longus m. Adductor brevis m. Gracilis m.

Femoral n. n. & Obturator n. n. & Tibial n. Obturator n.

Obturator n. n.

POSTERIOR MUSCLE COMPARTMENT OF THE THIGH

(FLEXORS) Biceps femoris m. Semitendinosus m. Semimembranosus m.

POSTERIOR MUSCLE COMPARTMENT OF THE THIGH

(FLEXORS)

MUSCLES OF THE THIGH AND THE LEG medial aspect Quadriceps femoris m. / med. vastus/ Sartorius m. Pes anserinus HALLERI

Tibia

Semimembranosus m. Triceps surae m.

Semitendinosus m.

Gracilis m.

Semitendinosus m.

Sartorius m. Gracilis m.

Pes anserinus HALLERI

INNERVATION OF THE FLEXORS OF THE THIGH

SUBINGUINAL HIATUS

FEMORAL TRIANGLE

ADDUCTOR CANAL

Vastoadductor lamina

ADDUCTOR HIATUS

Leg muscles / extrinsic muscles of the foot muscles of the leg leg // extensor group group Anterior muscles tibialis anterior m. extensor hallucis longus m. extensor digitorum longus m. > peroneus tertius m. Lateral muscles muscles of the leg / peroneal group peroneus / fibularis longus m. peroneus / fibularis brevis m. Posterior muscles muscles of the leg leg // flexor group superficial muscles / calf muscles triceps surae m. gastrocnemius m. lateral head medial head soleus m. plantaris m. deep muscles / deep layer popliteus m. flexor digitorum longus m. tibialis posterior m. flexor hallucis longus m.

ANTERIOR MUSCLES OF THE LEG (Extensors)

Tibialis anterior m. Extensor hallucis longus m. Extensor digitorum longus m. 1.

3.

(Peroneus tertius m. )

2.

ANTERIOR MUSCLES OF THE LEG (Extensors)

LATERAL MUSCLES OF THE LEG

Peroneus/Fibularis longus m. Peroneus/Fibularis brevis m.

LATERAL MUSCLES OF THE LEG

POSTERIOR MUSCLES OF THE LEG Superficial muscle group / calf muscles Triceps surae m. Gastrocnemius medialis m. Gastrocnemius lateralis m. Soleus m. Plantaris m.

POSTERIOR MUSCLES OF THE LEG Superficial muscle group / calf muscles

POSTERIOR MUSCLES OF THE LEG Deep muscle group

Popliteus m. Flexor digitorum longus m. Tibialis posterior m. Flexor hallucis longus m.

POSTERIOR MUSCLES OF THE LEG Deep muscle group

INNERVATION OF THE POSTERIOR MUSCLES OF THE LEG

Triceps surae m. Gastrocnemius medialis m. Gastrocnemius lateralis m. Soleus m. Plantaris m. Popliteus m. Flexor digitorum longus m. Tibialis posterior m. Flexor hallucis longus m.

INNERVATION OF THE ANTERIOR AND LATERAL MUSCLES OF THE LEG

Peroneus longus m. Peroneus brevis m.

Tibialis anterior m. Extensor hallucis longus m. Extensor digitorum longus m. (Peroneus tertius m. )

THE POPLITEAL FOSSA

Intrinsic muscles of foot Muscles of the dorsum of the foot extensor digitorum brevis m. extensor hallucis brevis m.

Muscles of the sole of the foot muscles of the big toe (hallux) abductor hallucis m. Medial plantar flexor hallucis brevis m. eminence adductor hallucis m. intrinsic muscles of the little toe abductor digiti minimi m. Lateral plantar flexor digiti minimi [brevis] m. eminence opponens digiti minimi m. intrinsic muscles of the center of the sole felxor digitorum brevis m. lumbricals / lumbrical m.I-IV. Intermediate quadratus plantae m. / flexor accessorius plantar eminence plantar interossei [3] mm. dorsal interossei [4] mm.

Intrinsic Foot Muscles from the Plantar View

First layer layer abductor hallucis m. felxor digitorum brevis m. abductor digiti minimi m.

Second layer quadratus plantae m. lumbrical mm.

layer Third layer flexor hallucis brevis m. adductor hallucis m. flexor digiti minimi [brevis] m.

Fourth layer plantar interossei [3] mm. dorsal interossei [4] mm.

INNERVATION OF THE MUSCLES OF THE DORSUM OF THE FOOT

INNERVATION OF THE MUSCLES OF THE SOLE OF THE FOOT

From medial plantar eminence abductor hallucis m. flexor hallucis brevis m. From intermediate plantar plantar eminence felxor digitorum brevis m. lumbrical mm. I.-III. eminence From lateral plantar eminence _____

eminence From medial plantar eminence adductor hallucis m. From intermediate plantar eminence quadratus plantae m. lumbrical mm. IV. plantar interossei [3] mm. dorsal interossei [4] mm. From lateral plantar eminence abductor digiti minimi m. flexor digiti minimi [brevis] m. opponens digiti minimi m.

Vaginae synoviales tendinum...