LE Flashcards
Pectineus (Origin)
Superior Pubic Ramus
Pectineus (Insertion)
Pectineal line of femur
Pectineus (Action)
Adduction, flexion, slight medial rotation of femur
Pectineus (Innervation)
Femoral nerve
Iliopsoas (Origin)
Transverse processes of L1-L5
Iliopsoas (Insertion)
Lesser trochanter of femur
Iliopsoas (Action)
Flex hip
Iliopsoas (Innervation)
Lumbar nerves L1-3
Sartorius (Origin) (Ant. Comp.)
ASIS
Sartorius (Insertion) (Ant. Comp.)
Superomedial tibial ridge
Sartorius (Action) (Ant. Comp.)
(criss cross applesauce) laterally rotates, flexes, and abducts femur
Sartorius (Innervation) (Ant. Comp.)
Femoral nerve
Quadriceps femoris (Origin) (Ant. Comp.)
- Rectus Femoris
- Vastus Lateralis
- Vastus Medialis
- Vastus Intermedius
Rectus Remoris: AIIS
Vastus Lateralis: Greater trochanter
Vastus Medialis: Intertrochanteric line
Vastus Intermedius: Anterior/ lateral shaft of femur
Quadriceps Femoris (Insertion) (Ant. Comp.)
Via quadriceps tendon and patellar ligament to tibial tuberosity
Quadriceps Femoris (Action) (Ant. Comp.)
Extends leg at knee
Quadriceps Femoris (Inneration) (Ant. Comp.)
Femoral nerve
Adductor Longus (Origin) (Medial Comp.)
Body of Pubis
Adductor Longus (Insertion) (Medial Comp.)
Middle 1/3 of linea aspera
Adductor Longus (Action) (Medial Comp.)
Adducts femur
Adductor Longus (Innervation) (Medial Comp.)
Obturator Nerve
Adductor Brevis (Origin) (Medial Comp.)
Body of Pubis
Adductor Brevis (Insertion) (Medial Comp.)
Proximal linea aspera
Adductor Brevis (Action) (Medial Comp.)
Adducts femur
Adductor Brevis (Innervation) (Medial Comp.)
Obturator Nerve
Adductor Magnus (Origin) (Medial Comp.)
Adductor part: inferior pubic ramus
Hamstring part: ischial tuberosity
Adductor Magnus (Insertion) (Medial Comp.)
Gluteal tuberosity, linea aspera, adductor tubercle
Adductor Magnus (Action) (Medial Comp.)
Adducts and extends femur
Adductor Magnus (Innervation) (Medial Comp.)
Obturator Nerve
Gracilis (Origin) (Medial Comp.)
Body and inferior ramus of pubis
Gracilis (Insertion) (Medial Comp.)
Superomedial tibial ridge
Gracilis (Action) (Medial Comp.)
Adducts and medially rotates femur
Gracilis (Innervation) (Medial Comp.)
Obturator nerve
Gluteus Maximus (Origin) (Gluteal Region)
Ilium, sacrum, and coccyx; sacrotuberous ligament
Gluteus Maximus (Insertion) (Gluteal Region)
IT band
Gluteus Maximus (Action) (Gluteal Region)
Extends thigh; weak lateral rotation
Gluteus Maximus (Innervation) (Gluteal Region)
Inferior gluteal nerve
Gluteus Medius (Origin) (Gluteal Region)
Ilium
Gluteus Medius (Insertion) (Gluteal Region)
Greater trochanter
Gluteus Medius (Action) (Gluteal Region)
Abduction and medial rotation of thigh
Gluteus Medius (Innervation) (Gluteal Region)
Superior gluteal nerve
Gluteus Minimus (Origin) (Gluteal Region)
Ilium
Gluteus Minimus (Insertion) (Gluteal Region)
Greater trochanter
Gluteus Minimus (Action) (Gluteal Region)
Abduct and medial rotation of thigh
Gluteus Minimus (Innervation) (Gluteal Region)
Superior gluteal nerve
Tensor Fascia Lata (origin)
ASIS
Tensor Fascia Lata (Insertion)
IT band
Tensor Fascia Lata (action)
Stabilize pelvis during weight bearing
Tensor Fascia Lata (innervation)
Superior gluteal nerve
Piriformis (origin)
Sacrum
Piriformis (insertion)
Greater trochanter
Piriformis (action)
Lateral rotation when thigh is extended
Superior inferior gemellus (action)
lateral rotation when thigh is extended
Obturator Internus (origin)
Obturator foramen
Obturator Internus (insertion)
Greater Trochanter
Obturator Internus (action)
Lateral rotation when thigh is extended
Obturator Internus (innervation)
Nerve to obturator internus
Quadratus femoris (origin)
ischial tuberosity
Quadratus femoris (insertion)
intertrochanteric crest
Quadratus femoris (action)
lateral rotation when hip is extended
Quadratus femoris (innervation)
nerve to quadratus femoris
Semitendinosis (origin)
ischial tuberosity
Semitendinosis (insertion)
supermedial surface of tibia
Semitendinosis (action)
extend thigh, flex leg at knee
Semitendinosis (innervation)
tibial nerve
Semimembranosis (origin)
ischial tubrosity
semimembranosis (insertion)
medical condyle of tibia
Semimembranosis (action)
extend thigh, flex leg at knee
Semimembranosis (innervation)
tibial nerve
Biceps femoris (origin)
long head:ischial tuberosity
short head: linea aspera
Biceps Femoris (insertion)
lateral side of fibular head
Biceps femoris (action)
Flex leg at knee
Biceps femoris (innervation)
Tibial Nerve