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Lower Extremity > LE Origins > Flashcards

LE Origins Flashcards

1
Q

Rectus Femoris

A

Straight Head: From AIIS

Reflected Head: From groove above rim of
acetabulum

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2
Q

Vastus Medialis

A

Distal ½ of intertrochanteric line

Medial lip of linea aspera

Proximal part of medial supracondylar line
Tendons of adductor longus and adductor magnus

Medial intermuscular septum

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3
Q

Vastus Lateralis

A

Proximal part of intertrochanteric line

Anterior and inferior borders of greater trochanter

Lateral lip of gluteal tuberosity

Proximal ½ of lateral lip of linea aspera

Lateral intermuscular septum

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4
Q

Sartorius

A

ASIS

Superior ½ of notch just distal to spine

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5
Q

Tensor of Fascia Lata

A

Anterior part of the external lip of iliac crest

Outer surface of ASIS

Deep surface of fascia lata

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6
Q

Iliopsoas

A

Psoas Major
Ventral surface of transverse
processes of all lumbar
vertebrae

sides of bodies and
corresponding intervertebral
discs of last thoracic and all
lumbar vertebrae

membranous arches that extend
over sides of bodies of lumbar
vertebrae

Iliacus
Superior 2/3 of iliac fossa

internal lip of iliac crest,

iliolumbar & ventral SI ligaments
& sacral ala

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7
Q

Pectineus

A

Surface of superior ramus of pubis ventral to pectin b/t iliopectineal eminence and pubic tubercle

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8
Q

Adductor Longus

A

Anterior surface of pubis at intersection of crest and symphysis

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9
Q

Adductor Brevis

A

Outer surface of inferior ramus of pubis

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10
Q

Adductor Magnus

A

Inferior pubic ramus

Ramus of ischium (anterior fibers)

Ischial tuberosity (posterior)

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11
Q

Gracilis

A

Inferior ½ of pubic symphysis

Medial margin of inferior ramus of pubic bone

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12
Q

Obturator Externus

A

Rami of pubis & ischium

External surface of obturator membrane

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13
Q

Gluteus Maximus

A

Posterior gluteal line of ilium and portion of bone superior and posterior to it

Posterior surface of lower part of sacrum

Side of coccyx

Aponeurosis of erector spinae

Sacrotuberous ligament

Gluteal aponeurosis

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14
Q

Gluteus Medius

A

External surface of ilium b/t iliac crest

Posterior gluteal line dorsally

Anterior gluteal line ventrally

Gluteal aponeurosis

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15
Q

Gluteus Minimus

A

External surface of ilium b/t anterior and inferior gluteal line

Margin of greater sciatic notch

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16
Q

Piriformis

A

Surface of sacrum b/t 1, 2, 3 and 4 pelvic sacrum foramina

Margin of greater sciatic foramen

Pelvic surface of sacrotuberous ligament

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17
Q

Superior Gemelli

A

External surface of ischial spine

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18
Q

Inferior Gemelli

A

Proxmial part of tuberosity of ischium

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19
Q

Obturator Internus

A

Internal/pelvic surface of obturator membrane

Margin of obturator foramen

Pelvic surface of ischium, posterior and proximal to obturator foramen

Slight extent from the obturator fascia

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20
Q

Quadratus Femoris

A

Proximal part of lateral border of tuberosity of ischium

21
Q

Biceps Femoris Long Head

A

Distal part of sacrotuberous ligament

Posterior part of ischial tuberosity

22
Q

Biceps Femoris Short Head

A

Lateral lip of linea aspera

Proximal 2/3 of supracondylar line

Lateral intermuscular septum

23
Q

Semitendinosus

A

Ischial tuberosity by tendon common with long head of biceps femoris

24
Q

Semimembranosus

A

Ischial tuberosity, proximal and lateral to biceps femoris and semitendinosis

25
Q

Gastrocnemius

A

Medial Head
Proximal and posterior part of medial condyle and adjacent part of femur

capsule of knee joint

Lateral head
Lateral condyle and posterior surface of femur

capsule of knee

26
Q

Plantaris

A

Distal part of lateral supracondylar line of femur

Adjacent part of its popliteal surface

Oblique popliteal ligament of knee joint

27
Q

Soleus

A

Posterior surfaces of head of fibula and proximal 1/3 of its body

Soleal line

Middle 1/3 of medial border of tibia

Tendinous arch between tibia and fibula

28
Q

Flexor Hallicus Longus

A

Posterior surface of distal 2/3 of fibula

Interosseous membrane

Adjacent intermusclar septa and fascia

29
Q

Flexor Digitorum Longus

A

Middle 3/5 of posterior surface of body of tibia

From fascia covering the posterior tibialis

30
Q

Tibialis Posterior

A

Most of interosseus membrane

Lateral portion of posterior surface of tibia

Proximal 2/3 of medial surface of fibula

Adjacent intermuscular septa and deep fascia

31
Q

Popliteus

A

Anterior part of groove on lateral condyle of femur

Oblique popliteal ligament of knee joint

32
Q

Extensor Hallucis Longus

A

Middle 2 quarters of anterior surface of fibula

Adjacent interosseous membrane

33
Q

Extensor Digitorum Brevis

A

Distal part of superior and lateral surfaces of calcaneus

Lateral talocalcaneal ligament

Apex of inferior extensor retinaculum

34
Q

Tibialis Anterior

A

Lateral condyle and proximal ½ of lateral surface of tibia

Interosseus membrane and deep fascia

Lateral intermuscular septa

35
Q

Extensor Digitorum Longus

A

Lateral condyle of tibia

Proximal ¾ of anterior surface of body of fibula

Proximal part of interosseous membrane

Adjacent intermuscular septa and deep fascia

36
Q

Fibularis (Peroneus) Tertius

A

Distal 1/3 of anterior surface of fibula

Interosseous membrane

Adjacent intermuscular septa

37
Q

Extensor Hallucis Brevis

A

Distal part of superior and lateral surfaces of calcaneus

Lateral talocalcaneal ligament

Apex of inferior extensor retinaculum

38
Q

Abductor Hallucis

A

Medial process of tuberosity of calcaneus

Flexor retinaculum

Plantar aponeurosis

Adjacent intermuscular septum

39
Q

Adductor Hallucis

A

OBLIQUE HD:
From bases of 2-4th metatarsal
bones
sheath of fibularis longus tendon

TRANSVERSE HD:
From plantar MTP ligaments of 3
-5th digits

deep transverse ligament

40
Q

Abductor Digiti Minimi

A

Both processes of the calcaneal tuberosity from the plantar surface of the bone between them

Plantar aponeurosis

A bone from the intermuscular septum between the ADM and FDB

41
Q

Interossei

A

PLANTAR (3)
Bases and medial sides of bodies
of 3-5th metatarsal bones

DORSAL (4)
Each by 2 heads from adjacent
sides of the metatarsal bones

42
Q

Fibularis (Peroneus) Longus

A

Lateral tibial condyle

Head and proximal 2/3 of lateral surface of fibula

Intermuscular septa

Adjacent deep fascia

43
Q

Fibularis (Peroneus) Brevis

A

Distal 2/3 of lateral surface of fibula

Adjacent intermuscular septa

44
Q

Flexor Digiti Minimi Brevis

A

Medial part of the plantar surface of the base of the 5th metatarsal bone

From the sheath of the fibularis (peroneus) longus

45
Q

Flexor Digitorum Brevis

A

Medial process of tuberosity of calcaneus

Central part of plantar aponeurosis

Adjacent intermuscualr septa

46
Q

Quadratus Plantae

A

MEDIAL HEAD
Medial surface of calcaneus

Medial border of long plantar 
ligament

LATERAL HEAD
Lateral border of plantar surface of calcaneus

Lateral border of long plantar ligament
47
Q

Lumbricals

A

1st from medial side of 1st FDL tendon

2nd from adjacent sides of 1st and 2nd FDL tendons

3rd from adjacent sides of 2nd and 3rd FDL tendons

4th from adjacent sides of 3rd and 4th FDL tendons

48
Q

Flexor Hallucis Brevis

A

Medial part of plantar surface of cuboid bone

Adjacent part of lateral cuneiform bone

From prolongation of tendon of posterior tibialis

49
Q

Vastus Intermedius

A

Anterior and lateral surfaces of proximal 2/3 of body of femur

Distal ½ of linea aspera

Lateral intermuscular septum

Lower Extremity (4 decks)

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