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23 Cards in this Set

  • Front
  • Back
Biceps Brachii
flexion of elbow
O=long head: supraglenoid tubercle above the superior lip of the glenoid fossa
short head: coracoid process of the scapula and upper lip of the glenoid fossa
I= tuberosity of the radius and bicipital aponeurosis
Brachialis
true flexion of the elbow
O= distal half of the anterior shaft of the humerus
I= coronoid process of the ulna
Brachioradialis
flexion of the elbow
O= distal 2/3 of the lateral condyloid ridge of the humerous
I= lateral surface of the distal end of the radius at the styloid process
Triceps Brachii
Extension of the elbow
O= long head: infraglenoid tubercle below inferior lip of the glenoid fossa of the scapula
lateral head: upper half of the posterior surface of the humerus
medial head: distal 2/3 of the posterior surface of the humerous
I= olecranon process of the ulna
Anconeus
Extension of the elbow
O= posterior surface of the lateral condyle of the humerus
I= Posterior surface of the lateral olecranon process and proximal 1/4 of ulna
Pronator teres
Pronation of the forearm
O= Distal part of the medial condyloid ridge of the humerus and medial side of the proximal ulna
I= middle third of the lateral surface of the radius
Pronator quadratus
Pronation of the forearm
O= distal fourth of the anterior side of the ulna
I= distal fourth of the anterior side of the radius
Supinator
Supination of the forearm
O= lateral epicondyle of the humerus and neighboring posterior part of the ulna
I= lateral surface of the proximal radius just below the head
flexor carpi radialis
flexion of the wrist
O= medial epicondyle of the humerus
I= base of the second and third metacarpals, anterior surface
Palmaris longus
Flexion of the wrist
O= medial epicondyle of the humerus
I= palmar aponeurosis of the 2nd 3rd 4th and 5th metacarpals
Flexor carpi ulnaris
Flexion of the wrist
O= medial epicondyle of the humerous, posterior aspect of the proximal ulna
I= pisiform, hamate, and base of the 5th metacarpal
Extensor carpi ulnaris
Extension of the wrist
O= lateral epicondyle of the humerus midlle 2/4 of the posterior border of the ulna
I= base of the 5th metacarpal
Extensor carpi radialis brevis
Extension of the wrist
O= lateral epicondyle of the humerus
I= base of the 3rd metacarpal
Extensor carpi radialis longus
Extension of the wrist
O= lower 3rd of the lateral supracondylar ridge of humerus and lateral epicondyle of the humerus
I= base of the 2nd metacarpal
Flexor digitorum superficialis
Flexion of the fingers at the metacarpophalangeal and proximal interphalangeal joints
O= medial epicondyle of the humerus
ulnar head: medial coronoid process
radial head: upper 2/3 of the anterior border of radius just distal to the radial tuberosity
I= each tendon splits and attaches to the sides of the middle phalanx of four fingers
flexor digitorum profundus
flexion of the four fingers at the metacarpophlangeal, proximal interphalangeal, and distal interphalangeal joints
O= proximal 3/4 of the anterior and medial ulna
I= base of the distal phalanxes of the four fingers
flexor pollicis longus
flexion of the thumb carpometacarpal, metacarpalphalangeal, and interphlangeal joints
O= middle anterior surface of the radius and the anterior medial border of the ulna just distal to the coronoid process
I= base of the distal phalanx of the thumb
Extensor digitorum
Extension of the 2nd, 3rd, 4th, and 5th phalanges at the metacarpophalangeal joints
O= lateral epicondyle of the humerus
I= four tendons to bases of middle and distal phalanxes of four fingers
Extensor indicis
Extension of the index finger at the metacarpophalangeal joint
O= middle to distal 1/3 of the posterior ulna
I= base of the middle and distal phalanxes of the second phalange
Extensor digiti minimi
extension of the little finger at the metacarpophalangeal joint
O= lateral epicondyle of the humerus
I= base of the middle and distal phalanxes of the 5th phalange
Extensor pollicis longus
Extension of the thumb at the carpometacarpal metacarpalphalangeal and interphalangeal joints
O= posterior lateral surface of the lower middle ulna
I= base of the distal phalanx of the thumb
Extensor pollicis brevis
extension of the thumb at the carpometalcarpal and metacarpophalangeal joint
O= posterior surface of the lower middle radius
I= base of the proximal phalanx of the thumb
Abductor pollicis longus
abduction of the thumb at the carpometacarpal joint
O= posterior aspect of the radius and midshaft of the ulna
I= base of the first metacarpal