Origin and Insertion LE Flashcards
Tibialis Posterior
O: Posterior tibia &
interosseus membrane
I: Navicular, sustentaculum
tali, cuneiforms, cubiod, &
bases of metatarsals 2-4
Flexor Digitorum Longus
O: Posterior medial tibia
I: Distal phalanges 2-5
Flexor Hallucis Longus
O: Distal posterior fibula &
interosseus membrane
I: Distal phalanx of 1st toe
Fibularis Longus
O: Proximal lateral fibula
I: Base of 1st metatarsal,
1st cuneiform
Fibularis Brevis
O: Distal Lateral Fibula
I: Base of 5th Metatarsal
Tibialis Anterior
O: Lateral tibia &
interosseus membrane
I: 1st cuneiform, 1st
metatarsa
Extensor Hallicus Longus
O: Anterior fibula &
interosseus membrane
I: Base of distal phalynx of
1st toe
Extensor Digitorum Longus
O: Lateral tibia, anterior
fibula, & interosseus
membrane
I: Distal phalanges of toes
2-5
Gastrocnemius
O: Posterior femoral
condyles
I: Calcaneus via achilles
tendon
Soleus
O: Posterior fibula and tibia
I: Calcaneus via achilles
tendon
Extensor Digitorum Brevis
O: Superior and lateral
surface of calcaneus &
extensor retinaculum
I: Tendons of the EDL
Fibularis Tertius
O: Anterior fibula &
interosseus membrane
with EDL
I: Base of the 5th
metatarsa
Flexor Digitorum Brevis
O: Calcaneus & plantar
aponeurosis
I: Middle phalanx 2-5
Lumbricals
O: Tendons of FDL
I: Proximal phalanx of 2-5
& extensor expansion
Dorsal Interossi 4
O: Metatarsals
I: Proximal phalanx 2-4
Plantar Interossi 3
O: Metatarsals
I: Proximal phalanx 3-5
Extensor Hallicus Brevis
O: Calcaneus & extensor
retinaculum
I: Base of proximal phalanx
of 1st toe
Abductor Hallicus
O: Calcaneus, flexor
retinaculum & plantar
aponeurosis
I: Medical side of base of
proximal phalanx of 1st
toe
Rectus Femoris
O: Anterior Inferior Iliac
Spine (AIIS)
I: Tibial tubercle via
patellar tendon
Vastus Intermedialis
O: Proximal anterior femur
I: Tibial tubercle via
patellar tendon
Vastus Medialis
O: Proximal anterior medial
femur
I: Tibial tubercle via
patellar tendon
Vastus Lateralis
O: Proximal anterior lateral femur
I: Tibial tubercle via
patellar tendon
Biceps Femoris
O: Ischial tuberosity & linea
aspera
I: Fibular head and lateral
tibial condyle
Semimembranosis
O: Ischial tuberosity
I: Medial tibial condyle
Semitendinosis
O: Ischial tuberosity
I: Pes anserine (proximal
medial tibial flair)
Sartorius
O: Anterior Superior Iliac
Spine (ASIS)
I: Pes anserine (proximal
medial tibial flair)
Gracilis
O: Pubic Symphasis &
inferior ramus of pubic
bone
I: Pes anserine (proximal
medial tibial flair)
Popliteus
O: Lateral femoral condyle
I: Posterior Tibia
Adductor Longus
O: Pubic symphasis
I: Medial femur - linea
aspera
Adductor Brevis
O: Pubic Ramus
I: Medial femur - linea
aspera
Adductor Magnus
O: Pubic Ramus and Ischial Tuberosity
I: Adductor tubercle of the medial femoral condyle
TFL
O: ASIS and Iliac crest
I: Iliotibial band (ITB)
Gluteus Maximus
O: Posterior Ilium and sacrum
I: Greater tuberosity of
femur and ITB
Gluteus Medius
O: Superior Ilium
I: Greater trochanter of
femur
Gluteus Minimus
O: Lower ilium
I: Greater trochanter of
femur
Iliacus
O: iliac crest and iliac fossa
I: Lesser trochanter of femur and psoas major
Psoas Major and Minor
O: All lumbar
vertebrae &
Transverse
process of T12
I: Lesser trochanter of femur
Pectinus
O: Superior Pubic Ramus
I: Pectineal Line of femur
Piriformis
O: sacrum
I: Greater trochanter of
femur
Gemellus Superior and Inferior
O: Ishium
I: Greater trochanter of
femur
Quadratus Femoris
O: Ishium
I: Intertrochanteric fossa of femur
Obturator Internus
O: Ishium
I: greater trochanter of femur
Obturator Externus
O: Pubic ramus
I: trochanteris fossa of femur