Muscle Insertions And Origins

Muscle Insertion And Origins
Created Jun 3, 2011
by hhukill
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SCM

Origin: Mastoid Process of temporal boneInsertion: Sternum and clavicle
Scalenes

Origin: cervical transverse processesInsertion: 1st & 2nd ribsLongus Colli
Longus Colli

Origin: anterior body of cervical spineInsertion: anterior body of cervical or upper thoracic...
Suboccipitals

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
Trapezius

Origin: occiput, spinous process C2-T12Insertion: Spine of scapula, acromion, outer 1/3rd of...
Rhomboids

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...
Deltoid

Origin: Lateral clavicle, acromion, spine of scapulaInsertion: deltoid tuberosity of humerus
Supraspinatus

Origin: supraspinous fossaInsertion: Greater tubercle of humerus
Infraspinatus

Origin: lateral posterior scapulaInsertion: Greater tubercle of humerus
Subscapularis

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 =...
Coracobrachialis

Origin: coracoid processInsertion: medial mid-humerus
Biceps brachii

Origin: LH - supraglenoid tubercle, SH - coracoid processInsertion: radial tuberosity
Brachialis

Origin: anterior humerusInsertion: ulnar tuberosity and coranoid process
Brachioradialis

Origin: lateral distal humerusInsertion: radial styloid
Triceps brachii

Origin: LH - infraglenoid tubercle, other heads - posterior humerusInsertion: Olecranon process
Aconeus

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
Supinator

Origin: proximal ulnaInsertion: proximal radius
Outcropper muscles
Origin: posterior forearmInsertion: 3 to thumb; 1 to index finger


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