Muscles 2 Flashcards
Pectoralis major location and orgin + insertion
origin: clavicle, sternum, and costal cartilages
insertion: intertubercular sulcus of humerus
internal intercostals location and orgin + insertion
origin: superior border of rib below
insertion: inferior border of rib above
external intercostals location and orgin + insertion
origin: superior border of rib below
insertion: inferior border of rib above
deltoid location and orgin + insertion
origin: spine of scapula, acromion, lateral clavicle
insertion: deltoid tuberosity of humerus
Biceps brachii (long and short heads) location and orgin + insertion
long head:
origin: superior edge of glenoid cavity of scapula
insertion: radial tuberosity
short head:
origin: coracoid process of scapula
insertion: radial tuberosity
Brachialis
origin: anterior distal shaft of humerus
insertion: coronoid process of ulna
brachioradialis
origin: lateral distal shaft of humerus
insertion: styloid process of radius
Extensor carpi radialis longus
origin: lateral epicondyle of humerus
insertion: base of metacarpal II
Extensor carpi radialis longus
origin: lateral epicondyle of humerus
insertion: base of metacarpal II
Extensor digitorum
origin: lateral epicondyle of humerus
insertion: distal phalanges of digits 2-5
Extensor carpi ulnaris
origin: lateral epicondyle of humerus
insertion: base of metacarpal V
Sartorius
origin: anterior superior iliac spine
insertion: medial proximal tibia
rectus femoris
origin: anterior inferior iliac spine
insertion: tibial tuberosity
vastus medialis
origin: intertrochanteric line of femur
insertion: tibial tuberosity
Vastus intermedius
Beneath rectus femoris
origin: anterior proximal shaft of femur
insertion: tibial tuberosity
vastus lateralis
origin: greater trochanter of femur
insertion: tibial tuberosity
Gracilis
origin: inferior pubic ramus
insertion: medial proximal tibia
Adductor longus
origin: pubic symphysis
insertion: linea aspera of femur
Pectineus
origin: superior pubic ramus
insertion: posterior proximal femur
Tensor fascia lata
origin: anterior iliac crest
insertion: iliotibial tract/band
Tibialis anterior
origin: anterior proximal shaft of tibia
insertion: metatarsal I
Extensor hallucis longus
origin: anterior shaft of fibula
insertion: distal phalange of hallux
Extensor digitorum longus
origin: lateral condyle of tibia
insertion: middle & distal phalanges 2-5, dorsal side
