Biceps brachii
Origin: tuberosity near glenoid fossa and coracoid process of scapula
Insertion: radial tuberosity
Action: flexes and supinates forearm
Triceps brachii
Origin: lateral border of scapula
Insertion: olecrenon process of ulna
Action: extends forearm
Sartorius
Origin: ilium
Insertion: patella
Action: adducts and rotates femur; extends tibia
Adductor longus
Origin: pubis
Insertion: linea aspera of femur
Action: adducts thigh
Gluteus Maximus
Origin: transverse processes of last scrawl and 1st caudal vertebrae
Insertion: greater trochanter of femur
Action: abducts thigh
Gastrocnemius
Origin: knee fascia and distal end of femur
Insertion: calcaneus by Calcaneal tendon
Action: extends foot