Muscle Origions Flashcards
Gluteus Maximus
O: Ilium posterior to posterior gluteal line; dorsum of sacrum and coccyx; sacrotuberous ligament
Gluteus Medius
O: Ilium btw anterior and posterior gluteal lines
Gluteus Minimus
O: ilium btw anterior and inferior gluteal lines
Tensor Fascia Lata
O: ASIS; anterior part of iliac crest
Piriformis
O: Anterior surface of sacrum; sacrotuberous ligament
Superior Gemellus
O: ischial spine
Obturator Internus
O: Pelvic surface of obturator membrane and surrounding bones
Inferior Gemellus
O: Ischial tuberosity
Obturator Externus
O: Margins of obturator foramen and obturator membrane
Quadratus Femoris
O: Lateral border of ischial tuberosity
Semitendinosus
O: ischial tuberosity
Semimembranosus
O: Ischial Tuberosity
Biceps Femoris
O: Long Head-Ischial Tuberosity
O: Short Head-Linda aspirations and lateral supracondylar line of femur
Gastrocnemius
O: Lateral Head-popliteal surface, lateral aspect of lateral condyle of femur
O: Medial Head-popliteal surface of femur superior to medial condyle
Soleus
O: Posterior aspect of head and superior 1/4 of posterior surface of fibula; soleal line; middle 1/3 of medial border of tibia
Plantaris
O: Inferior end of lateral supracondylar line of femur, oblique popliteal ligament
Popliteus
O: Lateral surface of lateral condyle of femur
Flexor Hallucis Longus
O: Inferior 2/3 of posterior surface of fibula; inferior part of interosseous membrane
Flexor Digitorum Longus
O: Medial part of posterior surface of tibia inferior to soleal line
Tibialis Posterior
O: Interosseous membrane; posterior surface tibia inferior to soleal line; posterior surface fibula
Abductor Hallucis
O: Medial tubercle of tuberosity of calcaneus; flexor retinaculum; plantar aponeurosis
Flexor Digitorum Brevis
O: Medial tubercle of tuberosity of calcaneus; plantar aponeurosis; intermuscular septa
Abductor Digiti Minimi
O: Medial and lateral tubercles of tuberosity of calcaneus; plantar aponerosis; intermuscular septa
Lumbricals (1-4)
O: Individual tendons of FDL
Flexor Hallucis Brevis
O: Plantar surface of cuboid, and lateral cuneiforms
Adductor Hallucis
O: Oblique Head-bases of metatarsals 2-4
O: Transverse Head-plantar ll. of MTP joints
Flexor Digiti Minimi Brevis
O: Base of 5th metatarsal
Plantar Interossei
O: Bases and medial sides of metatarsals 3-5
Dorsal Interossei
O: Adjacent sides of metatarsals 1-5
Pectineus
O: Superior pubic ramus
Iliopsoas
O: Iliacus-iliac crest and fossa, ala of sacrum, anterior sacroiliac ll.
O: Psoas major-sides of T12-L5 vertebrae and IVD; TPs of all lumbar vertebrae
Sartorius
O: ASIS and superior part of notch inferior to it
Rectus femoris
O: AIIS and ilium superior to acetabulum
Vastus lateralis
O:anterior and lateral surfaces of shaft of femur
Vastus intermedius
O:anterior and lateral surfaces of shaft of femur
Vastus medialis
O: intertrochanteric line and medial lip of linea aspera
Adductor Longus
O: Body of pubis inferior to pubic crest
Adductor Brevis
O: Body and inferior ramus of pubis
Adductor Magnus
O: Adductor Part-inferior ramus of pubis, ramus of ischium
O: Hamstring Part-ischial tuberosity
Gracilis
O: Body and inferior ramus of pubis
Tibialis Anterior
O: Lateral condyle and superior 1/2 of lateral surface of tibia and interosseous membrane
Extensor Digitorum Longus
O: Lateral condyle of tibia and superior 3/4 of medial surface of fibula and interosseous membrane
Fibularis Tertius
O: Inferior 1/3 of anterior surface of fibula and interosseous membrane
Extensor Hallucis Longus
O: Middle part of anterior surface of fibula and interosseous membrane
Fibularis Longus
O: Head and superior 2/3 lateral surface of fibula
Fibularis Brevis
O: Inferior 2/3 of lateral surface of fibula
