Muscle Insertions And Origins

Muscle Insertion And Origins
Created Jun 3, 2011
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Side ASide B
Origin: Mastoid Process of temporal boneInsertion: Sternum and clavicle
Origin: cervical transverse processesInsertion: 1st & 2nd ribsLongus Colli
Longus Colli
Origin: anterior body of cervical spineInsertion: anterior body of cervical or upper thoracic...
Origin: several muscles that runs between the occiput, C1, and C2 both on the anterior and...
Erector spinae
Origin: run from iliac crest, sacrum, spine, and ribs longitudinally toInsertion: spine, ribs,...
Deep layer of spine (Multifidi & Rotators)
Origin: Spinous and transverse processInsertion: one or a few vertebra down to spinous or transverse...
Rectus Abdominis
Origin: xiphiod process, anterior ribsInsertion: pubic bone
External Oblique Abdominis
Origin: Lateral ribsInsertion: Runs inferiormedially to the rectus sheath
Internal Oblique Abdominis
Origin: Rectus sheath, lower ribsInsertion: Runs inferiolaterally to Iliac crest and thoracolumbar...
Transverse Abdominis
Origin: Rectus sheathInsertion: thoracolumbar fascia, iliac crest lower ribs
Quadratus Lumborum
Origin: 12th rib, transverse processes of lumbar spineInsertion: Posterior iliac crest
Levator scapulae
Origin: upper cervical transverse processesInsertion: superior angle of scapula
Origin: occiput, spinous process C2-T12Insertion: Spine of scapula, acromion, outer 1/3rd of...
Origin: spinous process of upper thoracicInsertion: medial border of scapula (runs inferiolateral...
Serratus Anterior
Origin: lateral ribsInsertion: medial border of scapula - anteriorly
Pectoralis Major
Origin: medial clavicle, sternum, and anterior ribsInsertion: Intertubercular groove of humerus...
Pectoralis Minor
Origin: Anterior upper ribsInsertion: coracoid process
Latissimus Dorsi
Origin: spinous process T7-T12 and thoracolumbar fascia, iliac crestInsertion: Intertubercular...
Origin: Lateral clavicle, acromion, spine of scapulaInsertion: deltoid tuberosity of humerus
Origin: supraspinous fossaInsertion: Greater tubercle of humerus
Origin: lateral posterior scapulaInsertion: Greater tubercle of humerus
Origin: subscapular fossaInsertion: Lesser tubercle of humerus
Teres minor
Origin: lateral posterior scapulaInsertion: Greater tubercle of humerus
Teres major
Origin: inferior angle of scapulaInsertion: Intertubercular groove of humerus (Medial lip =...
Origin: coracoid processInsertion: medial mid-humerus
Biceps brachii
Origin: LH - supraglenoid tubercle, SH - coracoid processInsertion: radial tuberosity
Origin: anterior humerusInsertion: ulnar tuberosity and coranoid process
Origin: lateral distal humerusInsertion: radial styloid
Triceps brachii
Origin: LH - infraglenoid tubercle, other heads - posterior humerusInsertion: Olecranon process
Origin: lateral epicondyle of humerusInsertion: Olecranon process
Pronator teres
Origin: medial epicondyleInsertion: anterior mid-radius
Flexor carpii radialis
Origin: medial epicondyleInsertion: 2nd metacarpal - palmar side
Palmaris longus
Origin: medial epicondyleInsertion: Palmar fascia
Flexor carpii ulnaris
Origin: medial epicondyleInsertion: 5th metacarpal - palmar side
Flexor digitorum superfacialis
Origin: medial epicondyleInsertion: middle phalanx of 2 - 5 fingers.
Flexor digitorum profundus
Origin: anterior forearmInsertion: distal phalanx of 2 - 5 figners
Flexor pollicus longus
Origin: anterior forearmInsertion: distal phalanx of thumb
Pronator quadratus
Origin: anterior distal ulnaInsertion: anterior distal radius
Extensor carpii radialis longus
Origin: Lateral epicondyleInsertion: 2nd metacarpal - posteriorly
Extensor carpii radialis brevis
Origin: Lateral epicondyleInsertion: 3rd metacarpal -posteriorly
Extensor digitorum
Origin: Lateral epicondyleInsertion: distal phalanx of 2 - 5 fingers (via extensor hood)
Extensor digiti minimi
Origin: Lateral epicondyleInsertion: distal phalanx of 5th finger (via extensor hood)
Extensor carpii ulnaris
Origin: Lateral epicondyleInsertion: 5th metacarpal - posteriorly
Origin: proximal ulnaInsertion: proximal radius
Outcropper muscles
Origin: posterior forearmInsertion: 3 to thumb; 1 to index finger

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