Advanced Anatomy Exam 3

Origin of deltoid

lateral 1/3 of clavicle, acromion, spine of scapula

insertion of deltoid

deltoid tuberosity

origin of brachialis

distal half of anterior surface of humerus

insertion of brachialis 

tuberosity and coronoid process of ulna 

Origin of pectoralis major

medial half of clavicle, serum, and cartridge of 1st-6th rib

insertion of pectoralis major

crest of greater tubercular of humerus

origin of biceps brachii

short head: Coracoid process of scapula

Long head: supraglenoid tubercular of scapula 

insertion of biceps brachii

tuberosity of the radius and aponeuroisis of the biceps brachii 

origin of corabrachialis

coracoid process of the scapula

insertion of corabrachialis

medial surface of mid-humeral shaft

origin of latissimus dorsi

inferior angle of scapula, spinous processes of last 6 thoracic vertebrae, last 3 or 4 robes, thoracolumbar fascia and posterior iliac crest 

insertion of latissimus dorsi 

inter tubercular groove of the humerus 

origin of teres major

inferior angle and lower 1/3 of lateral border of the scapula

insertion of teres major

crest of the lesser tubercular of the humerus

origin of triceps brachii

long head: infraglenoid tubercular of the scapula

Lateral head: posterior surface of proximal half of the humerus

Medial head: posterior surface of distal half of the humerus

Insertion of triceps brachii

olecranon process of the ulna

origin of supraspinatus 

supraspinous fossa of the scapula 

insertion of supraspinatus 

greater tubercule of the humerus 

origin of teres minor

upper 2/3 of lateral border of the scapula

Insertion of teres minor

greater tubercule of the humerus

origin of infraspinatus

infraspinous fossa of the scapula

insertion of infraspinatus

greater tubercule of the humerus

origin of subscapularis 

subscapular fossa of the scapula

insertion of subscapularis 

lesser tubercule of the humerus 

Origin of pectoralis major

3rd, 4th, and 5th ribs

insertion of pectoralis major

medial surface or coracoid process of the scapula

origin of serratus anterior

external surfaces of upper 8 or 9 ribs

insertion of  serratus anterior 

anterior surfaces of medial border of the scapula 

origin of rhomboid minor

spinous processes of C7-T1

Insertion of rhomboid minor

upper portion of medial border of the scapula, across the spine of the scapula

origin of rhomboid major 

spinous processes of T2-T5

insertion of rhomboid major

medial border of the scapula between the spine of the scapula and inferior angle

origin of trapezius

external occipital proteberence, medial portion of superior Michal line of the occiput, liagnentium nuchae, and spinous processes of C7-T12

insertion of trapezius

lateral 1/3 of clavicle, acromion and spine of the scapula 

origin of levator scapula

transverse processes of 1st-4th cervical vertebrae

insertion of levator scapula

medial border of scapula, between superior angle and superior portion of spine of scapula 

origin of subclavious

1st rib and cartidge

insertion of subclavious

inferior surface of middle 1/3 of clavicle

Origin of brachioradialis 

proximal 2/3 of lateral supracondylar ridge of humerus 

insertion of brachioradialis 

styloid process of radius 

origin of anconeus

lateral epicondyle of the humerus

insertion of anconeus

olecranon process and posterior, proximal surface of ulna

origin of supinator

lateral epicondyle of humerus, radial collateral ligament, annular liagament, nad supinator crest of ulna

insertion of supinator

anterior, lateral surface of proximal 1/3 of radial shaft 

Origin of pronator teres

common flexor tendon from medial epicondyle of humerus and coronoid process of the ulna

insertion of pronator teres

mdidle of lateral surface of the radius 

origin of pronator quadratus

medial, anterior surface of distal ulna

insertion of pronator quadratus

lateral, anterior surface of distal radius

origin of flexor carpi radialis

common flexor tendon from medial epicondyle of humerus

insertion of flexor carpi readialis

Bases of 2nd and 3rd metacarpals 

Origin of flexor carpi ulnaris

Humeral head: common flexor tendon from medial epicondyle of humerus

Ulnar: posterior surface of proximal 2/3 of ulna

insertion of flexor carpi ulnaris

psisform, hook of hamate, and base of 5th metacarpal

Origin of palmaris longus

common flexor tendon from medial epicondyle of humerus

insertion of palmaris longus

flexor retinaculum and palmar aponeurosis

origin of flexor digitorum superficialis

common flexor tendon from medial epicondyle of humerus, ulnar collateral liagment, coronoid process of ulna, interosseous membrane and proximal shaft of radius

insertion of flexor digitorum superficialis

sides of middle phalanges of 2nd-5th fingers 

origin of extensor carpi radialis longus

distal 1/3 of the lateral supracondylar ridge of humerus

insertion of extensor carpi radialis longus

base of 2nd metacarpal

origin of extensor carpi radialis brevis

common extensor tendon from the lateral epicondyle of humerus

insertion of extensor carpi radialis brevis

base of 3rd metacarpal

origin of extensor carpi ulnaris 

common extensor tendon from the lateral epicondyle of humerus 

insertion of extensor carpi ulnaris 

base of 5th metacarpal

origin of extensor digitorum

common extensor tendon form the lateral epicondyle of humerus

insertion of extensor digitorum

bases of middle and distal phalanges of 2nd-5th fingers

Origin of lumbricals

surfaces of the flexor digitorum protrudes tendons

insertion of lumbricals

extesnor aponeurosis on dorsal side of phalanges

origin of extensor indicis

posterior surface of distal shaft of ulna and interosseous membrane

origin of extensor idnicis

tendone of the extensor digitrium at the level of the 2nd metacarpal

Origin of flexor digitorum profundus

anterior the medial surfaces of proximal ¾ of ulna

insertion of flexor digitorum profundus

bases of distal phalanges, palmar surface of 2nd-5th fingers

Origin of flexor digits mimimi brevis

hook of hammate and flexor ratina

insertion of flexor digits mimimi brevis 

base of proximal phalax of 5th finger, palmer surface

origin of flexor pollicis longus

anterior surface of radius and interosseous membrane

insertion of flexor pollicis longus

base of distal phalanx of thumb

origin of flexor pollicis brevis

superficial head: flexor retinaculum

Deep head: trapezium, trapezoid, and capitate

insertion of flexor pollicis brevis

base of proximal phalanx of thumb 

origin of extensor pollicis longus

posterior surface of ulnar and interosseous membrane

insertion of extensor pollicis longus

base of distal phalanx of thumb

origin of extensor pollicis brevis 

posterior surface of radium and interosseous membrane 

insertion of extensor pollicis brevis 

base of proximal phalanx of thumb 

origin of abductor pollicis longus

posterior surface of radius and ulna, and interosseous membrane 

insertion of abductor pollicis longus 

base of 1st metacarpal 

Origin of dorsal interossei

adjacent sides of all metacarpals

insertion of dorsal interossei

base of proximal phalanx of the 2nd, 3rd, 4th fingers and the extensor aponeurosis

origin of abductor digiti minimi

pisiform and tendon of flexor carpi ulnaris

insertion of abductor digiti minimi

base of proximal phalanx of 5th finger, ulnar surface

Origin of palmar interossei

base of 1st, 2nd, 4th, and 5th metacarpals

insertion of palmar interossei

base of the proximal phalanx of the related finger and the extensor apenoreoursis 

origin of opponens digiti minimi

hook of ham ate and flexor retinaculum

insertion of opponens digiti minimi

shaft of 5th metacarpal, and ulnar surface