Origin and Insertion Flashcards
Trapezius I (descending)
O: Occipital bone and Upper cervical spinous Processes
I: Lateral Clavicle
Trapezius 2 (descending)
O: Lower cervical SP
I: Acromion
Trapezius 3 (transverse)
O: Upper thoracic SP
I: Scapular Spine
Trapezius 4 (ascending)
O: Lower thoracic SP
I: Medial Scapular spine
Rhomboid Major
O: Upper thoracic SP
I: Medial border scapula below scapular spine
Rhomboid minor
O: Lower cervical SP
I: Medial border scapula above scapular spine
Levator Scapulae
O: Upper cervical Transverse Processes
I: Superior angle scapula
Subclavius
O: Superior surface 1st rib
I: Inferior, lateral surface of clavicle
Pectoralis Minor
O: Anterior surface ribs 3-5
I: Coracoid process scapula
Serratus anterior: Superior
O: Lateral surface upper ribs
I: Medial border Scapula, Superior Angle Scapula
Serratus anterior: Inferior
O: Lateral surface lower ribs
I: Medial border scapula, Inferior Angle scapula
Supraspinatus
O: Supraspinous fossa
I: Greater Tuberosity of humerus
infraspinatus
O: Infraspinous fossa
I: Greater tuberosity of humerus
teres minor
O: lateral border of scapula
I: Greater tuberosity of humerus
Subscapularis
O: subscapular fossa scapula
I: Lesser tuberosity of humerus
anterior deltoid
O: Lateral calvicle
I: Deltoid tuberosity humerus
Middle deltoid
O: acromion
I: deltoid tuberosity humerus
Posterior deltoid
O: scapular spine
I: deltoid tuberosity humerus
latissimus dorsi
O: Lower thoracic SP, thoracolumbar fascia, posterior iliiac crest, ribs 9-12, inferior angle scapula
I: Medial border bicipital groove
Teres major
O: inferior angle scapula
I: Medial border bicipital groove
Pectoralis major: clavicular
O: Medial calvicle
I: Lateral border bicipital groove
Pec major: Sternal
O: Sternum Costal cartilages of ribs 2-6
I: Lateral border bicipital groove
coracobrachialis
O: Coracoid process scapula
I: Medial humerus
Triceps Brachii: long head
O: Infraglenoid tubercle scapula
I: Olecranon
Triceps brachii: medial head
O: distal posterior surface humerus
I: Olecranon
Triceps brachii: lateral head
O: proximal posterior surface humerus
I: olecranon
Anconeus
O: Lateral epicondyle humerus
I: olecranon
Coracobrachialis
O: Coracoid process scapula
I: Medial humerus
Brachialis
O: Distal anterior humerus
I: Ulnar tuberosity
Biceps brachii: Long head
O: Supraglenoid tubercle scapula
I: Radial tuberosity
Biceps brachii: Short head
O: coracoid process scapula
I: radial tuberosity
Brachioradialis
O: Lateral supracondylar ridge of humerus
I: Styloid process radius
Extensor carpi radialis longus
O: Lateral supracondylar ridge of humerus
I: Base of 2nd metacarpal
extensor carpi radialis brevis
O: Lateral epicondyle of humerus
I: base of 3rd MC
Supinator
O: Lateral epicondyle humerus, supinator crest ulna
I: Lateral radius
Extensor digitorum
O: Lateral epicondyle humerus
I: middle and distal phalange 2-5
Extensor digiti minimi
O: Lateral epicondyle humerus
I: 5th middle and distal phalange
Extensor carpi ulnaris
O: Lateral epicondyle humerus, posterior ulna
I: Base of 5th MC
Abductor pollicis longus
O: Posterior radius, Posterior ulna, IO
I: Base of 1st MC
Extensor pollicis brevis
O: Posterior radius, IO membrane
I: Base of 1st PP
Extensor indicis
O: Posterior ulna, IO membrane
I: 2nd middle and distal phalange
Pronator Teres
O: Medial epicondyle humerus, Coronoid process ulna
I: Lateral surface radius
Flexor digitorum superficialis
O: Medial epicondyle humerus, coronoid process ulna
I: Side of middle phalanges 2-5
Flexor carpi radialis
O: Medial epicondyle humerus
I: Base of 2nd MC
Flexor carpi ulnaris
O: Medial epicondyle humerus, Olecranon
I: Pisiform, Hook of Hamate
Palmaris Longus
O: Medial epicondyle humerus
I: Palmar aponeurosis
Flexor Digitorum Profundus
O: Proximal Anterior Ulna, IO membrane
I: Distal phalanges 2-5
Flexor Pollicis Longus
O: Anterior Radius, IOmembrane
I: Distal 1st phalanx
Pronator Quadratus
O: Distal anterior surface ulna
I: Distal anterior surface radius
Lumbricals (1-4)
O: Radial sides of the tendons of flexor digitorum profundus
I: Dorsal digitial expansions 2-5
Dorsal interossei (1-4)
O: by two heads from adjacent sides of the 1-5 MCs
I: Base of the 2,3,4 PP, dorsal digital expansion
Palmar Interossei (1-3)
O: 1st: ulnar side of 2nd MC
2nd: Radial side of 2th MC
3rd: Radial side of 5th MC
I: base of the associated 2,4,5 PP/ dorsal digital expansions
Abductor Pollicis brevis
O: Flexor retinaculum, scaphoid, trapezium
I: base of the 1st PP
Adductor pollicis: transverse
O: 3rd MC
I: Base of the 1st PP
Adductor pollicis: oblique
O: Base of 2nd MC, capitate
I: Base of the 1st PP
Flexor pollicis brevis
O: Flexor retinaculum, Capitate and trapezium
I: Base of 1st PP
Opponens pollicis
O: Trapezium
I: 1st MC
Abductor digiti minimi
O: Pisiform
I: Base of the 5th PP
Flexor Digiti minimi
O: hook of hamate, Flexor retinaculum
I: Base of 5th PP
Opponens digiti minimi
O: Hook of hamate
I: 5th MC
Palmaris Brevis
O: Palmar aponeurosis
I: skin of hypothenar eminence