Muscles -lower Extremeties Flashcards

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1
Q

Extensor hallucis longus

A

Origin:
mid 1/2 anterior fibula adj to i.m

Insertion:
Base of distal phalanx

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2
Q

Extensor digitorum longus

A

Origin:
Lateral condyle of tibia and proximal ant fibula

Insertion:
Distal four tendons to digits 2-4

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3
Q

Tibialis Anterior

A

Origin:
Lateral condyle and lateral surface of tibia

insertion:
Medial plantar surface of 1st cuneiform and base of 1st metatarsal

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4
Q

Peronei Group

A

Origin:
Upper 2/3 lateral fibula
Longus- head and lateral shaft of fibula

insertion: base of fifth

Longus: base of the first, medial cuneform plantar surface

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5
Q

Tibialis Posterior

A

Origin:
Lateral post tibia, I.m, and proximal 1/2 post fibula

Insertion:
Tuberosity of the navicular bone, cuboid 2,3,4 metatarsals and calcaneous

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6
Q

Flexor digitorum Longus

A

O: medial part of post tibia

I: plantar surface of base of distal phalanges

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7
Q

Flexor Hallucis Longus

A

O: lower 2/3 post fibula and inter membrane

I: plantar asked the base of distal phalanx of big toe

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8
Q

Gastrocnemius

A

O:
Medial head: medial condyle of femur
Lateral head : supra condyle line and lateral condyle of femur

I: calcaneous via Achilles’ tendon

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9
Q

Soleus

A

O: 1/4 post fibula, soleal line and supper shaft of tibia

I: with gastroc via Achilles’ tendon to the calcaneous

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10
Q

Vastus medialis

A

O:
Lower 1/2 inter trochanter line , medial supra condylar line

I: medial border of patella ligament to the tibial Tuberosity

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11
Q

Rectus Femoris

A

O:
Ant head: ASIS
Post head: acetabulum

I: patella and by patella ligament the tibial Tuberosity

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12
Q

Bicep Femoris

A

O:
Long head: Ischial Tuberosity
Short head: linea aspersa, supra condyle line

I:
Common tendon to fibula head and lateral condyle of tibia

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13
Q

Semitendinosis

A

O: Ischial Tuberosity

I: upper medial surface of the tibial shaft

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14
Q

Semi membranous

A

O: Ischial Tuberosity

I: posterior part of medial condyle of the tibia

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15
Q

Politeus

A

O: lateral surface of lateral condyle of femur

I: upper posterior tibia

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16
Q

Rectus Femoris

A

O: ASIS, acetabulum

I: patella ligament to tibial Tuberosity

17
Q

Iliacus

A

O: upper 2/3 iliac fossa

I: with psoas and lesser trochanter of femur

18
Q

Psoas major

A

O: bodies of last T spine

I: lesser trochanter of femur

19
Q

Adductor Brevis

A

O: outer surface of interior ramus of pubis

I: upper 1/3 mid linea aspersa of femur

20
Q

Adductor Longus

A

O: anterior body of pubis

I: medial 1/3 of linea aspersa of femur

21
Q

Adductor Magnus

A

O: inferior ramus of pubis and ramus of ischium, inf part of Ischial Tuberosity

I: linea aspersa and adductor tubercle of femur

22
Q

Pectineus

A

O: pectoral line of superior ramus of pubis

I: from lesser trochanter to linea aspersa of femur

A: flexes hip assist in addiction of hip

23
Q

Tensor fascia Latae

A

O: ASIS, iliac crest

I: mid and proximal third of the thigh along IT band to epicondyl of tibia

24
Q

Gluteus medius

A

O: between ant and post gluteal line on lateral ilium

I: greater trochanter of femur lateral side

25
Q

Gluteus minimus

A

O: outer ilium between mid and inferior gluteal line

I: anterior border of greater trochanter

26
Q

Gluteus Maximus

A

O: post gluteal line of ilium

I: distal IT tract at fascia Lata and gluteal Tuberosity of femur

27
Q

Gracillus

A

O: inferior ramus and body of pubis

I: medial tibia inferior to medial condyle

28
Q

Sartorius

A

O: ASIS and upper half of iliac notch

I: proximal part of medial aspect of tibia

29
Q

LCL

A

O: lateral femoral epicondyl W and post superior aspect of poplitius

I: anterior point of fibula head

A: primary restraint of varus restraint of knee. Resists tibial rotation

30
Q

MCL

A

O: medial femoral epicondyl

I: periosteum of proximal tibia, deep to the pes anserinus

A: primary restraint of valgus instability

31
Q

Rectus Femoris

A

O: AIIS and acetabulum

I: patella ligament to tibial Tuberosity

32
Q

Vastus Lateralis

A

O: proximal inter trochanter line

I: Patella ligament to tibial Tuberosity

A: extends knee and exerts lateral pull on patella

33
Q

Vastus Medialis

A

O: lower 1/2 intertricanteric line , medial supracondylar line

I: medial border of patella and by patella ligament to tibial Tuberosity

A: extends knee and draws patella medially

34
Q

Vastus Intermedius

A

O: proximal 2/3 femur

I: deep surface of tendon of rectus Femoris

A: extends knee