Download Muscles with Common Insertions

Muscles with Common Insertions
Insertions:
Mandible
masseter
platysma (lower border)
temporalis (coronoid process)
Scapula
-
trapezius (spine & acromion)
pectoralis minor (coracoid process)
serratus anterior (vertebral border)
levator scapula (vertebral border & superior angle)
rhomboid major and minor (vertebral border)
Ribs
-
rectus abdominis
external intercostals (superior border)
internal intercostals (inferior border)
Humerus
deltoid (deltoid tuberosity)
coracobrachialis (medial humerus)
Greater tubercle
-
supraspinatus
infraspinatus
teres minor
pectoralis major
Lesser tubercle
-
teres major
subscapularis
Intertubercular groove
Radius
-
latissimus dorsi
pectoralis major
pronator teres
biceps brachii long & short head (radial tuberosity)
pronator quadratus (distal & anterior)
brachioradialis (styloid process)
supinator (proximal end)
Insertions cont.
Ulna
-
brachialis (coronoid process)
triceps brachii all heads (olecranon process)
anconeus (olecranon process)\
Metacarpals
flexor carpi radialis
flexor carpi ulnaris
abductor pollicis longus (1st)
extensor carpi radialis longus (2nd)
extensor carpi radialis brevis (3rd)
extensor carpi ulnaris (5th)
opponens pollicis (thumb metacarpal)
Phalanges
flexor digitorum superficialis (middle 2nd to 5th)
flexor digitorum profundus (distal 2nd to 5th)
extensor digitorum (middle & distal of medial 4 fingers)
abductor pollicis brevis (proximal phalanx of thumb)
adductor pollicis (proximal phalanx of thumb)
flexor pollicis brevis (proximal phalanx of thumb)
flexor pollicis longus (distal phalanx of thumb)
Femur
-
iliopsoas (lesser trochanter)
gluteus maximus (gluteal tuberosity)
Greater trochanter
-
gluteus medius
gluteus minimus
piriformis
linea aspera of femur
-
pectineus
adductor longus
adductor brevis
adductor magnus
Insertions cont.
Tibia
-
gracilis (medial surface)
semimembranosus (medial condyle)
biceps femoris long & short head (lateral condyle)
Medial tibia
-
semitendinous
sartorius
-
rectus femoris
vastus lateralis
vastus medialis
vastus intermedius
tibial tuberosity
iliotibial tract
Fibula
-
gluteus maximus
tensor fascia latae
biceps long & short head (head of fibula)
Calcaneus
gastrocnemius
soleus
Cuneiform
fibularis longus
tibialis anterior
Metatarsal
tibialis anterior (1st)
fibularis longus (1st)
fibularis tertius (5th)
fibularis brevis (5th)
Phalanges
extensor digitorum longus (toes 2-5)
flexor digitorum longus (distal)
extensor hallucis longus (distal phalanx of great toe)
flexor hallucis longus (distal phalanx of great toe)
Muscles with Common Origins
Origins:
Sternum
Sternocleidomastoid (manubrium of sternum)
Pectoralis Major
Clavicle
Sternocleidomastoid (medial clavicle)
Deltoid
Pectoralis major
Scapula
-
Deltoid (acromion and spine)
Supraspinatus (supraspinous fossa)
Infraspinatus (infraspinous fossa)
Teres major (inferior angle)
Teres minor (lateral border)
Subscapularis (subscapular fossa)
Biceps brachii long head (supraglenoid fossa)
Biceps brachii short head (coracoid process)
Coracobrachialis (coracoid process)
Triceps brachii long head (infraglenoid tubercle)
Ribs
-
Pectoralis major
Serratus anterior
Pectoralis minor (ribs 3-5)
External intercostals (inferior border of ribs)
Internal intercostals (superior border of ribs)
External abdominal obliques (lower eight ribs)
Humerus
Medial epicondyle of the humerus
-
pronator teres
flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
Flexor digitorum superficialis
Origins continued:
Lateral epicondyle of the humerus
-
extensor carpi radialis brevis
extensor digitorum
Extensor carpi ulnaris
Supinator
Extensor digiti minimi
Aconeus
-
triceps brachii lateral head
triceps brachii medial head
Posterior humerus
Anterior humerus
-
brachialis
Lateral supracondylar ridge of humerus
-
brachioradialis
extensor carpi radialis longus
Radius
-
extensor pollicis brevis
extensor pollicis longus (posterior)
abductor pollicis longus (posterior)
flexor pollicis longus (anterior)
Ulna
-
extensor pollicis longus
flexor digitorum profundus
pronator quadratus (distal & anterior ulnar shaft)
abductor pollicis longus (posterior)
extensor pollicis brevis (posterior)
extensor indicis (posterior)
Trapezium
abductor pollicis brevis (second origin on scaphoid)
opponens pollicis
flexor pollicis brevis (second origin on 1st metacarpal)
Vertebrae
Cervical
Thoracic
-
trapezius
levator scapula (transverse process of CSP)
trapezius
latissimus dorsi
rhomboid major and minor (spinous process)
origins cont.
Lumbar
-
latissimus dorsi
iliopsoas (transverse process)
Sacrum
gluteus maximus
latissimus dorsi
Iliac crest
tensor fascia latae
internal abdominal oblique
Pubis
-
adductor longus
pectineus (superior ramus)
gracilis (inferior ramus and body)
adductor brevis (inferior ramus and body)
adductor magnus (inferior ramus)
Ilium
-
latissimus dorsi
gluteus maximus (posterior)
gluteus medius (lateral)
piriformis (lateral)
gluteus minimus (external surface)
Ischial tuberosity
adductor magnus
biceps femoris long head
semitendinous
semimembranosus
quadratus femoris
Femur
-
gastrocnemius (lateral & medial condyle)
vastus lateralis (greater trochanter)
vastus intermedius (shaft)
Linea aspera
vastus medialis
biceps femoris short head
Origins cont.
Tibia
-
tibialis posterior
tibialis anterior (lateral condyle)
extensor digitorum longus (lateral condyle)
soleus (proximal tibia)
flexor digitorum longus (posterior)
Fibula
-
extensor hallucis longus
tibialis posterior
extensor digitorum longus (proximal)
soleus (proximal)
fibularis (peroneus) tertius (anterior)
fibularis longus (head of fibula)
fibularis brevis (distal fibula)
flexor hallucis longus (shaft)
Interosseous membrane
extensor hallucis longus
extensor digitorum longus
fibularis tertius
soleus
Common Actions
Action:
Elevates mandible
masseter
temporalis
Flexes vertebral column
sternocleidomastoid (cervical vertebrae)
external abdominal oblique (also rotates column)
internal abdominal oblique (also rotates column)
rectus abdominis
Rotates scapula
serratus anterior
rhomboid major & minor
trapezius
Adducts scapula
trapezius
rhomboid major & minor
Elevates scapula
trapezius
levator scapula
Depresses scapula
pectoralis minor
trapezius
Abducts arm
deltoid
supraspinatus
Adducts arm
latissimus dorsi
pectoralis major
teres major
Actions cont.
Medially
-
rotates arm
deltoid
latissimus dorsi
pectoralis major
teres major
subscapularis
Laterally
-
rotates arm
deltoid
infraspinatus
teres minor
Flexes arm
deltoid
pectoralis major
biceps brachii long head
coracobrachialis
Extends arm
teres major
triceps brachii long head
Flexes forearm
biceps brachii long & short head
brachialis
brachioradialis
Extends forearm
triceps brachii long, lateral, & medial head
Supinates forearm
biceps brachii long & short head
supinator
Pronates
-
forearm
pronator teres
pronator quadratus
anconeus (abducts ulna during pronation)
Actions cont.
Flexes hand
flexor carpi radialis
palmaris longus
flexor carpi ulnaris
Extends hand
extensor carpi radialis longus
extensor carpi radialis brevis
extensor digitorum
extensor carpi ulnaris
Abducts hand
extensor carpi radialis longus
extensor carpi radialis brevis
Flexes phalanges
flexor digitorum superficialis
flexor digitorum profundus
Extends fingers
extensor digitorum
extensor indicis (index finger)
extensor digiti minimi (little finger)
Flexes thumb
flexor pollicis longus
flexor pollicis brevis
Extends thumb
abductor pollicis longus
extensor pollicis brevis
extensor pollicis longus
Abducts thumb
abductor pollicis longus
abductor pollicis brevis
Adducts thumb
flexor pollicis brevis
adductor pollicis
Actions cont.
Flexes thigh
sartorius
pectineus
tensor fascia latae
rectus femoris (at hip)
adductor longus (at hip)
adductor magnus (at hip)
Extends thigh
biceps femoris long head (at hip)
semitendinosus (at hip)
semimembranosus (at hip)
piriformis (laterally)
Abducts thigh
tensor fascia latae
gluteus minimis
piriformis
gluteus medius (at hip)
Adducts thigh
pectineus
gracilis (at hip)
adductor longus (at hip)
adductor brevis (at hip)
adductor magnus (at hip)
Laterally
-
rotates thigh
sartorius
piriformis
quadratus femoris
Flexes leg
sartorius (at knee)
gracilis (at knee)
biceps femoris long & short head (at knee)
semitendinosus (at knee)
semimembranosus (at knee)
gastrocnemius (weak flexor @ knee)
Actions cont.
Extends leg
rectus femoris (at knee)
vastus lateralis, medialis, & intermedius (at knee)
Rotates leg
sartorius (medially @ knee)
biceps femoris long & short head (laterally @ knee)
semitendinosus (medially @ knee)
semimembranosus ( medially @ knee)
Dorsiflexes foot
tibialis anterior
extensor hallucis longus
extensor digitorum longus
fibularis tertius
Plantar flexes foot
fibularis longus
fibularis brevis
gastrocnemius
soleus
flexor digitorum longus
flexor hallucis longus
tibialis posterior
Inverts foot
tibialis anterior
extensor hallucis longus
flexor digitorum longus
flexor hallucis longus
tibialis posterior
Everts foot
fibularis tertius
fibularis longus
fibularis brevis