Muscles of the Hip and Lower Extremities Flashcards
Insertion of Sartorius
Tibia
Action of Sartorius
Flexes thigh and laterally rotates it; flexes knee
3 Adductors
magnus
longus
brevis
Origin of Adductor magnus
Ischial and pubis rami
Origin of Adductor longus
Pubis
Origin of Adductor brevis
Body of pubis
Insertion of Adductors
Linea aspera of femur
Action of Adductors
Adduct, flex and laterally rotate thigh (synergist in thigh extension)
4 Quadriceps Femoris
rectus femoris
vastus lateralis
vastus medialis
vastus intermedius
Origin of rectus femoris
Pelvis
Insertion of rectus femoris
Tibial tuberosity
Action of rectus femoris
Extends knee and flexes thigh
Origin of vastus lateralis
Greater trochanter of femur
Insertion of vastus lateralis
Tibial tuberosity
Action of vastus lateralis
Extends knee
Origin of vastus medialis
Femur
Insertion of vastus medialis
Tibial tuberosity
Action of vastus medialis
Extends knee
Origin of vastus intermedius
Femur
Insertion of vastus intermedius
Tibial tuberosity
Action of vastus intermedius
Extends knee
Origin of Tibialis anterior
Tibia