Exam 2 Flashcards
Sartorius
Origin: Illium
Insertion: Tibia
Action: Flexes knee; flexes thigh and rotates it laterally
Gracilis
Origin: Pubis
Insertion: Tibia
Action: Flexes knee; adducts thigh
Rectus femoris
Origin: Illium
Insertion: Patella and tibia
Action: Extends knee; flexes thigh
Vastus medialis
Origin: Femur
Insertion: Patella and tibia
Action: Extends knee
Vastus lateralis
Origin: Femur
Insertion: Patella and tibia
Action: Extends knee
Adductor longus
Origin: Pubis
Insertion: Femur
Action: Adducts, rotates, and flexes femur
Adductor femoris (magnus)
Origin: Pubis and ischium
Insertion: Femur
Action: Adducts, rotates, and flexes femur
Semimembranosus
Origin: Ischium
Insertion: Tibia
Action: Flexes knee; extends thigh
Iliacus
Origin: Iliac
Insertion: Tendon of psoas major
Action: Flexes and rotates femur laterally; flexes vertebral column
Iliopsoas
Pectineus
Origin: Pubis
Insertion: Femur
Action: Flexes, adducts, and rotates thigh laterally
Psoas major
Origin: Lumbar vertebrae
Insertion: Femur
Action: Flexes and rotates femur laterally; flexes vertebral column
Gluteus maximus
Origin: Ilium, sacrum and coccyx
Insertion: Femur
Action: Extends and rotates femur laterally
Gluteus medius
Origin: Ilium
Insertion: Femur
Action: Abducts and rotates femur laterally
Caudofemoralis
Tensor fascia latae
Origin: Ilium
Insertion: Tibia
Action: Flexes and abducts femur
Biceps femoris
Origin: Ischium and femur
Insertion: Fibula and tibia
Action: Flexes knee; extends thigh
Tensuissimus
Semitendinosus
Origin: Ischium
Insertion: Tibia
Action: Flexes knee, extends thigh
Serratus ventralis
Origin: First 8-9 ribs
Insertion: Scapula
Action: Pulls scapula forward and rotates it upward