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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
Gastrocnemius
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
Plantaris
Distal part of lateral supracondylar line of femur Adjacent part of its popliteal surface Oblique popliteal ligament of knee joint
27
Soleus
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
Flexor Hallicus Longus
Posterior surface of distal 2/3 of fibula Interosseous membrane Adjacent intermusclar septa and fascia
29
Flexor Digitorum Longus
Middle 3/5 of posterior surface of body of tibia From fascia covering the posterior tibialis
30
Tibialis Posterior
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
Popliteus
Anterior part of groove on lateral condyle of femur Oblique popliteal ligament of knee joint
32
Extensor Hallucis Longus
Middle 2 quarters of anterior surface of fibula Adjacent interosseous membrane
33
Extensor Digitorum Brevis
Distal part of superior and lateral surfaces of calcaneus Lateral talocalcaneal ligament Apex of inferior extensor retinaculum
34
Tibialis Anterior
Lateral condyle and proximal ½ of lateral surface of tibia Interosseus membrane and deep fascia Lateral intermuscular septa
35
Extensor Digitorum Longus
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
Fibularis (Peroneus) Tertius
Distal 1/3 of anterior surface of fibula Interosseous membrane Adjacent intermuscular septa
37
Extensor Hallucis Brevis
Distal part of superior and lateral surfaces of calcaneus Lateral talocalcaneal ligament Apex of inferior extensor retinaculum
38
Abductor Hallucis
Medial process of tuberosity of calcaneus Flexor retinaculum Plantar aponeurosis Adjacent intermuscular septum
39
Adductor Hallucis
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
Abductor Digiti Minimi
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
Interossei
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
Fibularis (Peroneus) Longus
Lateral tibial condyle Head and proximal 2/3 of lateral surface of fibula Intermuscular septa Adjacent deep fascia
43
Fibularis (Peroneus) Brevis
Distal 2/3 of lateral surface of fibula Adjacent intermuscular septa
44
Flexor Digiti Minimi Brevis
Medial part of the plantar surface of the base of the 5th metatarsal bone From the sheath of the fibularis (peroneus) longus
45
Flexor Digitorum Brevis
Medial process of tuberosity of calcaneus Central part of plantar aponeurosis Adjacent intermuscualr septa
46
Quadratus Plantae
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
Lumbricals
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
Flexor Hallucis Brevis
Medial part of plantar surface of cuboid bone Adjacent part of lateral cuneiform bone From prolongation of tendon of posterior tibialis
49
Vastus Intermedius
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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