Muscles Flashcards
buccinator
origin: mandible, maxilla
insertion: angle of mouth
platysma
origin: CT in upper chest
insertion: inferior edge of mandible
masseter
origin: inferior edge of zygomatic bone
insertion: mandible
sternocleidomastoid
origin: sternum, clavicle
insertion: mastoid process of temporal bone
levator scapulae
insertion: cervical vertebrae
insertion: medial edge of scapula
deltoid
origin: scapula
insertion: humerus
biceps brachii
origin: scapula
insertion: radius
brachialis
origin: humerus
insertion: ulna
brachioradialis
origin: distal humerus
insertion: radius
triceps brachii
origin: scapula & humerus
insertion: olecranon process of ulna
flexor digitorum superficialis
origin: distal humerus, proximal ulna & radius
insertion: tendons of the fingers 2-5
flexor pollicis longus
origin: anterior radius
insertion: distal phalanx of thumb
extensor digitorum
origin: distal humerus
insertion: posterior surface of phalanges 2-5
extensor pollicis longus
origin: middle of the ulna
insertion: distal phalanx of the thumb
rectus abdominis
origin: superior edge of pubis
insertion: xiphoid process of sternum & lower ribs
gracilis
origin: inferior edge of pubic bone
insertion: medial surface of tibia
biceps femoris
origin: ischium, femur
insertion: head of fibula, lateral condyle of tibia
sartorius
origin: anterior ilium
insertion: medial surface of tibia
rectus femoris
origin: ilium, margin of acetabulum
insertion: anterior tibia by the patellar tendon
tibialis anterior
origin: lateral condyle & surface of tibia
insertion: tarsal bone & 1st metatarsal
extensor digitorum longus
origin: lateral condyle of tibia & fibula
insertion: dorsal surfaces of toes 2-5
extensor hallucis longus
origin: anterior fibula
insertion: distal phalanx of great toe
gastrocnemius
origin: lateral & medial condyles of femur
insertion: posterior surface of calcaneus
flexor digitorum longus
origin: posterior tibia
insertion: distal phalanges of toes 2-5
