Elbow, Hand & Wrist Palpations Flashcards
Brachialis
Origin - distal half of anterior humerus
Insertion - coronoid process of the ulna
Action - elbow flexion
Bicep Brachii-Short Head
Origin - Coracoid process, glenoid tubercle
Insertion - Radial tuberosity, bicipital aponeurosis
Action - Flexion, supination @ elbow, flexion of shoulder
Bicep Brachii Long Head/Tendon
Origin - supraglenoid tubercle
Insertion - radial tuberosity
Triceps Brachii Long Head
Origin - infraglenoid tubercle
Insertion - olecranon process
Action - elbow extension, shoulder extension
Tricep Medial/Lateral Head
Origin - posterior humerus
Insertion - olecranon process of ulna
Brachioradialis
Origin - proximal 2/3 of lateral supracondylar ridge of humerus
Insertion - Styloid process of radius
Action - forearm flexion when pronated
Wrist Flexors
Action - flex wrist, weak elbow flexors
Wrist Extensors
Action - extend wrist, weak wrist extensors
Extensor Carpi Radialis Longus
Origin - distal 1/3 of lateral supracondylar ridge of humerus
Insertion - base of 2nd metacarpal
Action - Wrist extension, radial deviation
Extensor Carpi Radialis Brevis
Origin - lateral epicondyle of humerus
Insertion - base of 3rd metacarpal
Action - Wrist extension, radial deviation
Ext Carpi Ulnaris
Origin - lateral epicondyle
Insertion - base of 5th metacarpal
Action - Wrist extension, radial deviation
Extensor Digitorum
Origin - lateral epicondyle
Insertion - base of middle and distal phalanges of 2-5
Action - 2-5 extension
Anconeus
Origin - lateral epicondyle
Insertion - olecranon process, posterior and proximal ulna
Action - elbow terminal extension
Flex Carpi Radialis
Origin - medial epicondyle
Insertion - base of 2nd and 3rd metacarpals, palmar
Action - flex wrist, radial deviate
Palmaris Longus
Origin - medial epicondyle
Insertion - flexor retinaculum and palmar aponeurosis
Action - opposition, flex wrist
Flexor Carpi Ulnaris
Origin - medial epicondyle, posterior proximal ulna
Insertion - pisiform, hook of hamate, base of 5th metacarpal
Action - flex wrist, ulnar deviation
Flexor Digitorum Superficialis
Origin - medial epicondyle, medial coronoid process on ulna, radial head and upper 2/3 anterior border radius, distal to radial tuberosity
Insertion - middle phalanx of 2-5 on palmar
Action - flexion PIP
Flexor Digitorum Profundus
Origin - anterior and medial surface of proximal 3/4 ulna
Insertion - base of distal phalanges, 2-5, palmar
Action - flex DIP
Pronator Teres
Origin - medial epicondyle
Insertion - middle of lateral surface of radius
Action - pronation
Flex Carp Rad/Palm Long Tend
n/a
Anatomical Snuff Box
n/a
Extensor Pollicis Longus
Origin - post ulna
Insertion - base of distal phalanx of thumb
Action - extend IP
Extensor Pollicis Brevis
Origin - post surface of radius
Insertion - base of proximal phalanx of thumb
Action - Extend MCP
Abductor Pollicis Longus
Origin - post surface of radius and ulna
Insertion - base of 1st metacarpal
Action - ABD thumb
