Upper Leg Flashcards
Sartorius
ORIGIN: ASIS
INSERTION: Pes anserinus (superior medial surface of the tibia)
INNERVATION: Femoral nerve (L2-3)
Iliopsoas
ORIGIN:Iliacus: Iliac fossa and iliac crest Psoas: Transverse process and bodies of T12-L
INSERTION: Lesser trochanter of the femur
INNERVATION: Iliacus: femoral nerve (L2-3) Psoas: L1-3
Quadriceps Group
- Rectus Femoris
- Vastus Lateralis
- Vastus Medialis
- Vastus Intermedius
ORIGIN: Rectus femoris-AIIS
VM, VL, VI-intertrochanteris line, greater trochanter
INSERTION: Tibial tuberosity via the patellar tendon
INNERVATION: Femoral nerve (L2-4)
Tensor Fascia Lata
ORIGIN: Iliac crest and ASIS
INSERTION: Iliotibial band
INNERVATION: Superior Gluteal nerve (L4-5)
Articularis Genu
ORIGIN: Lower ¼ of the anterior surface of the femur
INSERTION: Articular capsule of the knee joint
INNERVATION: Femoral branch to vastus intermedius (L2-4)
Pectineus
ORIGIN: Superior pubic ramus
INSERTION: Pectineal Line (line extending from the lesser trochanter to the linea aspera)
INNERVATION: Femoral nerve (L2-3)
Adductor Brevis
ORIGIN: Inferior pubic ramus
INSERTION: Upper ½ of linea aspera
INNERVATION: Obturator nerve (anterior branch of L2-4)
Adductor Longus
ORIGIN: Anterior pubic ramus
INSERTION: Middle of linea aspera
INNERVATION: Obturator nerve (anterior branch of L2-4)
Adductor Magnus
ORIGIN: Ischial tuberosity, ischium, and pubic ramus
INSERTION: Line from lesser trochanter to linea aspera, linea aspera, medial supracondylar line, adductor tubercle
INNERVATION: Obturator nerve (L2-4)
Gracilis
ORIGIN: Inferior pubic ramus
INSERTION: Pes anserinus (superior medial tibia)
INNERVATION: Obturator nerve (L2-3)
Gluteus Maximus
ORIGIN: Posterior gluteal line, posterior sacrum and coccyx, sacrotuberous ligament
INSERTION: Gluteal tuberosity of the femur, iliotibial band
INNERVATION: Inferior gluteal nerve (L5, S1-2)
Gluteus Medius
ORIGIN: Outer surface of the ilium, anterior and posterior gluteal line
INSERTION: Lateral surface of the greater trochanter
INNERVATION: Superior gluteal nerve (L5, S1)
Gluteus Minimus
ORIGIN: Outer surface of the ilium between anterior and inferior gluteal lines
INSERTION: Anterior border of the greater trochanter
INNERVATION: Superior gluteal nerve (L5, S1)
Piriformis
ORIGIN: Anterior sacrum, sacrotuberous ligament
INSERTION: Greater trochanter
INNERVATION: Nerve to piriformis (L5, S1)
Obturator Externus
ORIGIN: External pubis and ischium, obturator foramen margin, obturator membrane
INSERTION: Trochanteric fossa of the femur
INNERVATION: Obturator nerve (L3-4)
Superior Gemellus
ORIGIN: Outer surface of the ischial spine
INSERTION: Greater trochanter
INNERVATION: Nerve to gemellus superior (L5, S1)
Inferior Gemellus
ORIGIN: Upper part of the ischial tuberosity
INSERTION: Greater trochanter
INNERVATION: Nerve to gemellus inferior (L5, S1)
Quadratis Femoris
ORIGIN: Ischial tuberosity
INSERTION: Quadrate tubercle of the femur
INNERVATION: Nerve to quadratus femoris (L5, S1)
Obturator Internus
ORIGIN: Pelvic surface of the obturator membrane, margin of the obturator foramen
INSERTION: Greater trochanter
INNERVATION: Nerve to obturator internus (L5, S1)
Biceps Femoris
ORIGIN: Long head: Ischial tuberosity Short head: lower ½ of lateral lip of linea aspera
INSERTION: Head of fibula, lateral tibial condyle
INNERVATION: Long head: Tibial division of sciatic nerve (L5S1-2) Short head: peroneal division of sciatic nerve (L5S1-2)
Semimebranosus
ORIGIN: Lateral ischial tuberosity
INSERTION: Posterior medial tibial condyle, oblique popliteal ligament
INNERVATION: Tibial division of sciatic nerve (L5S1-2)
Semitendinosus
ORIGIN: Medial ischial tuberosity
INSERTION: Pes anserinus (superior medial tibial condyle)
INNERVATION: Tibial division of sciatic nerve (L5S1-2)
Popliteus
ORIGIN: Lateral femoral condyle, posterior lateral meniscus
INSERTION: Tibial above the soleal line
INNERVATION: Tibial nerve (L4-5S1)
