Muscles Of The Superior Limb

Front 1

suprasinatus muscle

Back 1

origin: suprasinous fossa insertion: greater tubercle of the humerus.

Hint 1

action: abduct limb at shoulder joint

Front 2

teres major muscle

Back 2

origin: inferior angle of the scapula insertion: medial border of the intertubercular groove of the humerus.

Hint 2

action: extend shoulder joint, adduct limb at shoulder joint, rotate brachium medially.

Front 3

subscapularis muscle

Back 3

origin: subscapular fossa, insertion: lesser tubercle of the humerus.

Hint 3

action: rotate brachium medially

Front 4

deltoideus muscle

Back 4

origin: acromial extremity of the clavicle, acromion and spine of the scapula. insertion: lesser tubercle of the humerus.

Hint 4

action:flex brachium, and extend shoulder joint. rotat brachium,

Front 5

coracobrachialis muscle

Back 5

origin: coracoid process, insertion: medial aspect of the body of the humerus

Hint 5

action: flex shoulder joint, adduct limb at shoulder joint.

Front 6

biceps brachii muscle

Back 6

origin: long head: neck of scapula. short head: coracoid process of the scapula

Hint 6

action: flex elbow joint, shoulder joint, and supinate antebrachium

Front 7

brachialis muscle

Back 7

origin: anterior aspect of the body of the humorus. insertion: coronoid process of the ulna

Hint 7

action: flex elbow joint

Front 8

brachioradialis muscle

Back 8

origin: lateral supracondyler crest of the humerus insertion: base of the styloid process of the radius

Hint 8

flex elbow joint. supinate antebrachium, pronate antebrachium.

Front 9

triceps brachii muscle

Back 9

origin: long head (lateral border of the scapula) lateral head (lateral and posterior aspects of the humerus). medial head (medial and posterior aspects of the humerus. insertion:olecranon of the ulna

Hint 9

action:extend elbow joint, extend shoulder joint, adduct limb at shoulder joint

Front 10

anconeus muscle

Back 10

lateral epicondyle of the humerus, insertion: olecranon of the ulna

Hint 10

action: extend cubital joint

Front 11

flexor carpi radialis muscle

Back 11

origin: medial epicondyle of the humerus insertion: anterior aspect of bases of the second and third metacarpal bones.

Hint 11

action: flex carpal joint, abduct manus at carpal joint

Front 12

palmaris longus muscle

Back 12

origin: medial epicondyle of the humerus. insertion: carpal flexor rrtinaculum, carpal ligament, palmar aponeurosis

Hint 12

flex carpal joint

Front 13

superficial digital flexor muscle

Back 13

origin: medial epicondyle of the humerus! coronoid process of ulna, proximal aspect of radius. insertion: middle phalanges of digits 2,3,4,5.

Hint 13

action: flex carpal joint, metacarpophalangeal joints, proximal interphalangeal joints

Front 14

deep digital flexor

Back 14

origin proximal aspect of the ulna. insertion: base of distal phalanges digits 2,3,4,5.

Hint 14

action: flex carpal joint and digital joints

Front 15

flexor pollicis longus muscle

Back 15

origin: anterior aspect of radial body. insertion: distal phalanx of pollex

Hint 15

action: flex digital joints of pollex

Front 16

flexor carpi ulnaris muscle

Back 16

origin: humeral head, medial epicondyle of humerus, ulnar head, olecranon and body of ulna. insertion: pisiform bone, hamulus of hamate bone, base of fith metacarpal bone.

Hint 16

action: flex carpal joint, adduct manus at carpal joint

Front 17

pronator teres muscle

Back 17

origin: medial epicondyle of humerus and medial side ofncoronoid process of the ulna. insertion: lateral side of middle aspect of body of radius

Hint 17

action: pronate manus

Front 18

pronator quadratus

Back 18

origin: distal anterior aspect of the body of the ulna. insertion: distal anterior aspect of body of radius

Hint 18

action: pronate manus

Front 19

supinator muscle

Back 19

origin: lateral epicondyle of the humerus. insertion: body of radius

Hint 19

action: supinate manus