Muscles Lower Limb Flashcards Preview

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Flashcards in Muscles Lower Limb Deck (47):
1

Iliacus

O: iliac fossa

I: lesser trochanter

N: femoral n.

2

Psoas Major

O: T12- L5

I: lesser trochanter

N: lumbar plexus

3

Gluteus Maximus

O: iliac crest, PSIS, thoracolumbar fascia, sacrum, coccyx, wing of ilium

I: -> iliotibial tract -> gluteal tuberosity

N: inf. gluteal n.

4

Gluteus medius

O: gluteal surface ilium, iliac crest

I: greater trochanter

N: sup. Gluteal n.

5

Gluteus minimus

O: gluteal surface ilium, iliac crest

I: greater trochanter

N: sup. Gluteal n.

6

Tensor fascia lata

O: ASIS

I: lat. condyle of tibia

N: sup. Gluteal n.

7

Piriformis

O: S2-S4

I: greater trochanter

N: sacral plexus

8

Obturator internus

O: int. surface obturator membrane -> lesser sciatic foramen

I: trochanteric fossa

N: obturator n. ( sacral plexus)

9

Superior gemellus

O: Ischial spine

I: trochanteric fossa

N: inf. gluteal n. ( sacral plexus)

10

Inferior gemellus

O: ischial tuberosity

I: trochanteric fossa

N: inf. gluteal n( sacral plexus)

11

Quadratus femoris

O: Ischial tuberosity

I: intertrochanteric fossa

N: inf. gluteal n ( sacral plexus)

12

Gracilis

O: inf. pubic ramus

I: medial condyle tibia ( pes anserinus superf.)

N: obturator n.

13

Pectineus

O: pecten pubis

I: pectineal line, linea aspera

N: femoral n. + obturator n.

14

Adductor brevis

O: inf. pubic ramus

I: linea aspera

N: obturator n.

15

Adductor longus

O: sup. Pubic ramus

I: linea aspera

N: obturator n.

16

Adductor Magnus

O: inf. pubic ramus, ramus ischium, ischial tuberosity

I: linea aspera, adductor tubercle

N: obturator n. , sciatic n.

17

Rectus femoris

O: AIIS, supracetabular groove

I: tibial tuberosity

N: femoral n.

18

Vastus lateralis

O: linea aspera , intertrochanteric line

I: tibial tuberosity

N: femoral n.

19

Vastus intermedius

O: ant. & lat. surface of femur

I: tibial tuberosity

N: femoral n.

20

Vastus medialis

O: linea aspera, intertrochanteric line

I: tibial tuberosity

N: femoral n.

21

Sartorius

O: ASIS

I: medial condyle of tibia( pes anserinus superf.)

N: femoral n.

22

Biceps femoris

O: Ischial tuberosity ( long head)
Linea aspera ( short head)

I: head of fibula

N: tibial n . ( long h.)
Common peroneal n. ( short h.)

23

Semitendinosus

O: Ischia tuberosity

I: medial condyle tibia ( pes anserinus superf.)

N: tibial n.

24

Semimembranosus

O: ischial tuberosity

I: pes anserinus profundus

N: tibial n.

25

Tibialis anterior

O: lateral surface tibia, interosseous membrane, crural fascia

I: 1st metatarsal, plantar surface of medial cuneiform

N: deep peroneal

26

Extensor digitorum longus

O: lateral condyle tibia, head and crest of fibula, deep fascia of the leg, interosseous membrane

I: dorsal aponeurosis 2nd-5th toes

N: deep peroneal n.

27

Extensor hallucis longus

O: medial surface of fibula, interosseous membrane

I: dorsal aponeurosis hallux, distal phalanx

N: deep peroneal n.

28

Peroneus longus

O: head of fibula, proximal region fibula

I: base 1st metatarsal, medial cuneiform

N: superficial peroneal n.

29

Peroneus brevis

O: lateral surface fibula

I: tuberosity of 5th metatarsal

N: superficial peroneal n.

30

Soleus

O: head & upper 1/3 dorsal surface fibula, soleal line tibia

I: calcaneal tuberosity

N: tibial n.

31

Gastrocnemius

O: medial & lateral epicondyle of femur

I: calcaneal tuberosity

N: tibial n.

32

Plantaris

O: lateral femoral condyle

I: calcaneal tuberosity

N: tibial n.

33

Tibialis posterior

O: interosseous membrane, surfaces of fibula & tibia

I: tuberosity of navicular bone( medial part)
Cuneiform bones ( lateral part)

N: tibial n.

34

Flexor hallucis longus

O: posterior surface fibula, interosseous membrane

I: base of distal phalanx of hallux

N: tibial n.

35

Flexor digitorum longus

O: posterior surface tibia

I: distal phalanges 2nd-5th toes

N: tibial n.

36

Popliteus

O: lateral epicondyle femur

I: posterior surface tibia

N: tibial n.

37

Extensor digitorum brevis

O: dorsal surface calcaneus

I: dorsal aponeurosis toes 2nd-4th

N: deep peroneal n.

38

Extensor hallucis brevis

O: dorsal surface calcaneus

I: dorsal aponeurosis big toe

N: deep peroneal n.

39

Abductor hallucis

O: calcaneal tuberosity, plantar aponeurosis

I: medial sesamoid bone, base proximal phalanx

N: medial plantar n.

40

Flexor hallucis brevis

O: medial cuneiform, long plantar lig, tendon of TP

I: medial Sesamoid, proximal phalanx ( medial head)
Lateral sesamoid, proximal phalanx

N: medial plantar n.

41

Adductor hallucis

O: cuboid, lateral cuneiform,bases of 2-3 metatarsal (oblique h)
Metatarsophalangeal j. Of 3-5 toes, deep transverse lig.
(transverse head)

I: lateral sesamoid

N: lateral plantar n.

42

Opponens digiti minimi

O: long plantar lig

I: 5th metatarsal

N: lateral plantar n.

43

Flexor digiti minimi

O: base of 5th metatarsal, long plantar lig

I: base proximal phalanx 5th toe

N: lateral plantar n.

44

Abductor digiti minimi

O: calcaneal tuberosity , 5th metatarsal tuberosity

I: proximal phalanx of 5th toe

N: lateral plantar n.

45

Lumbricals

O: tendons of FDL

I: proximal phalanges 2-5th toes, extensor aponeurosis

N: medial plantar n. (1-3), lateral plantar n.(4)

46

Quadratus plantae

O: medial and lateral margins of plantar surface of calcaneus

I: lateral margin of tendon of FDL

N: lateral plantar n.

47

Flexor digitorum brevis

O: calcaneal tuberosity, plantar aponeurosis

I: middle phalanx 2-4th toes

N: medial plantar n.