Action, Innervations & Attachments - Upper leg Flashcards
Illiopsoas
Iliacus
Proximal: Iliac fossa
Distal: Lesser trochanter
Innervation: Branch of femoral nerve
Psoas Major
Proximal: T12-L5 vertebrae (inc. transverse processes)
Distal: Lesser Trochanter
Innervation: Branch of Lumbar Plexus
Rectus Femoris
Proximal: Anterior inferior iliac spine, acetebulum, capsule of hip joint
Distal: Superior border of patella & tibial tuberosity via patellar tendon
Innervation: Femoral Nerve
Sartorius
Proximal: ASIS
Distal: Medial tibia
Innervation: Femoral
Tensor Fascia Lata
Proximal: ASIS (Lateral to sartorius attachment) & Iliac spine
Distal: Iliotibial tract starts 1/3 way down lateral thigh & attaches to lateral condyle of tibia
Innervation: Superior Gluteal nerve
Adductor Longus
Proximal: Pubis
Distal: Middle 1/3 of linea aspera
Innervation: Obturator nerve
Adductor Brevis
Proximal: Pubis
Distal: Proximal 1/3 of linea aspera
Innervation: Obturator nerve
Adductor Magnus
Proximal: Pubic & Ischial rami, Ischial tuberosity
Distal: Linea aspera (entire lenght), Adductor tubercle of femur
Innervation: Obturator nerve & Sciatic nerve
Gracilis
Proximal: Pubis
Distal: Anterior medial aspect of proximal tibia
Innervation: Obturator nerve
Gluteus Maximums
Proximal: coccyx, Sacrum, Sacrotuberous ligament, posterior iliac crest
Distal: Gluteal tuberosity of humerus
Innervation: Inferior gluteal nerve
Biceps femoris (Lateral head)
Proximal:
Long head: Ischial tuberosity
Short head: Lateral Lip of linea aspera
Distal: Fibula head & Lateral condyle of tibia
Innervation: Sciatic nerve
Semitendinosus & Semimembranosus
Proximal: Ischial tuberosity
Distal: Posterior aspect of medial condyle of tibia
Innervation: Sciatic nerve
Gluteus medius
Proximal: Iliac crest, Anterior gluteal line
Distal: Greater trochanter
Innervation: Branch of superior gluteal nerve
Gluteus minimus
Proximal: Ilium (b/w inferior & anterior gluteal lines)
Distal: Anterior border of greater trochanter
Innervation: Branch of superior gluteal nerve
Piriformis
Proximal: Anterior surface of sacrum, sciatic notch, Sacrotuberous ligament
Distal: Medial aspect of greater trochanter
Innervation: Branch from 1st and 2nd sacral nerves