Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
42 Cards in this Set
- Front
- Back
|
Anterior Deltoid
|
origin - lateral third of clavicle
insertion - deltoid tuberosity of humerus action flexion of humerus horizontal adduction of humerus medial rotation of humerus nerve- accessory 11 |
|
|
Middle Deltoid
|
origin - lateral acromion
insertion - deltoid tuberosity of humerus action - abduction of humerus to 90 degrees nerve- axillary C5, C6 |
|
|
Posterior Deltoid
|
origin - spine of scapula
insertion - deltoid tuberosity of humerus action extension horizontal abduction lateral rotation of humerus nerve- accessory 11 |
|
|
Coracobrachialis
|
origin - coracoid process of scapula
insertion - middle medial humeral shaft action flexion of humerus adduction of humerus nerve- musclocutaneous C5, C6, C7 |
|
|
Latissimus Dorsi
|
origin - thoracolumbar aponeurosis;
sacrum; illiac crest of illium; inferior angle of scapula insertion - bicipital groove of humerus action extension of humerus internal rotation of humerus adduction of humerus nerve-thoroacodorsal C6, C7, C8 |
|
|
Teres Major
|
origin - inferior angle of scapula;
insertion - bicipital groove of humerus action extension of humerus internal rotation of humerus adduction of humerus nerve- lower subscapular C5, C6 |
|
|
Infraspinatus
|
origin - infraspinatus fossa of scapula
insertion - greater tuberacle of humerus action lateral rotation of humerus extension of humerus nerve- suprascapular C5,C6 |
|
|
Teres Minor
|
origin - axillary border of scapula
insertion - greater tubercle of humerus action lateral rotation of humerus extension of humerus nerve- axillary C5, C6 |
|
|
Triceps Brachii
|
origin - long head: infraglenoid tubercle of scapula;
lateral head: posterior humerus; medial head: posterior humerus; insertion - olecranon process of ulna (for all three heads) action extension of humerus (long head) all three heads extension of elbow nerve- radial C6, C7, C8 |
|
|
Trapezius Upper
|
origin - external occipital protuberance;
insertion - lateral 1/3 of clavicle; acromion of scapula action elevation upward rotation of scapula nerve- accessory 11 |
|
|
Trapezius Middle
|
origin - C7 - T3 spinous process
insertion -spine of scapula action adduction (retraction) of scapula nerve- accessory 11 |
|
|
Trapezius Lower
|
origin - T4 - T12 spinous process
insertion - root of spine of scapula action depression upward rotation of scapula nerve- accessory 11 |
|
|
Supraspinatus
|
origin - supraspinatus fossa of scapula
insertion - greater tubercle of humerus action abduction of humerus stabilazation of head of humerus nerve-suprascapular C4, C5, C6 |
|
|
Pectoralis Major
|
origin - medial half of clavicle;
sternum; cartilages of upper 6 ribs; insertion - bicipital groove of humerus action adduction; horizontal adduction; medial rotation of humerus; flexion of humerus; extension of humerus from a fixed position; nerve- clavicular head: lateral and medial pectoral C5, C6 sternal head: medial pectoral C7, C8, T1 |
|
|
Pectoralis Minor
|
origin - anterior surface of ribs 3,4,5 near costal cartilages
insertion - coracoid process of scapula (medial border of superior surface) action abduction (protraction); depression; downward rotation; nerve- medial pectoral C8, T1 |
|
|
Biceps Brachaii (short head)
|
origin - coracoid process of scapula
insertion - tuberosity of radius action - flexion of humerus flexion of elbow supination of forearm nerve- musclocutaneous C5, C6 |
|
|
Biceps Brachii (long head)
|
origin - supraglenoid tubercle of scapula
insertion - tuberosity of radius action flexion of elbow supination of forearm nerve- musclocutaneous C5, C6 |
|
|
Levator Scapula
|
origin - C1-4 transverse processes
insertion - vertebral border of scapula action elevation downward rotation of scapula nerve- dorsal scapular C5, spinal C3, C4 |
|
|
Rhomboid
|
origin - C7 through T5 (spinous process)
insertion - root of spine of scapula; vertebral border of scapula action adduction (retraction) downward rotation of scapula nerve- dorsal scapular C4, C5 |
|
|
Subscapularis
|
origin - subscapular fossa of scapula
insertion - lesser tubercle of humerus action medial rotation of humerus adduction of humerus nerve- upper and lower subscapular C5, C6, C7 |
|
|
Serratus Anterior
|
origin - lateral surface of upper 8 ribs
insertion - vertebral border of scapula; anterior surface action abduction (protraction) upward rotation of scapula; stabilizes scapula against chest wall; nerve- long thoracic C5, C6, C7 |
|
|
Brachialis
|
origin - anterior shaft of humerus
insertion - tuberosity of ulna; action - flexion of elbow nerve- musclocutaneous C5, C6 |
|
|
Brachioradialis
|
origin - lateral supracondylar ridge of humerus
insertion - styloid process of radius action flexion of elbow with forearm in mid-position nerve- radial C5, C6, C7 |
|
|
Extensor Carpi Radialis Longus
|
origin - lateral epicondyle of humerus;
insertion - base of second metacarpel action extension of wrist abduction of wrist (radial deviation) nerve- radial C6, C7 |
|
|
Extensor Carpi Radialis Brevis
|
origin - lateral epicondyle of humerus
insertion - base of 3rd metacarpal action extension of wrist nerve- radial C6, C7 |
|
|
Extensor Carpi Ulnaris
|
origin - lateral epicondyle of humerus
insertion - base of 5th metacarpal action adduction of wrist (ulnar deviation) extension of wrist nerve- ulnar C7, C8 |
|
|
Extensor Digitorum
|
origin - lateral epicondyle of humerus (common extensor tendon)
insertion - extensor expansion of 4 fingers action extension of 4 fingers at MP joints assists extension of wrists nerve- radial C6, C7, C8 |
|
|
Supinator
|
origin - lateral epicondyle of humerus
insertion - later surface of proximal radius action supination of forearm nerve- radial C7, C8 |
|
|
Abductor Pollicis Longus
|
origin - posterior radius
insertion - base of 1st metacarpal action abduction of thumb at CM joint assists wrist abduction nerve- radial C7, C8 |
|
|
Extensor Pollicis Brevis
|
origin - posterior radius
insertion - base of proximal phalanx of thumb action extension of thumb at MP joint assists wrist abduction nerve- radial C7, C8 |
|
|
Extensor Pollicis Longus
|
origin - posterior ulna
insertion - base of distal phalanx of thumb action extension of thumb at IP joint assists wrist abduction nerve- radial C7, C8 |
|
|
Pronator Terres
|
origin - medial epicondyle of humerus;
coranoid process of ulna; insertion - lateratal shaft of radius action pronation of forearm assists in flexion of elbow nerve- median C6, C7 |
|
|
Pronator Quadratus
|
origin - distal fourth of anterior ulna
insertion - distal fourth of anterior radius action pronates forearm nerve- median C8, T1 |
|
|
Flexor Carpi Radialis
|
origin - medial epicondyle of humerus
insertion - bases of 2nd and 3rd metacarpals action flexion of wrist abduction of wrist (radial deviation) nerve- median C6, C7 |
|
|
Palmaris Longus
|
origin - medial epicondyle of humerus
insertion - palmar aponeurosis; flexor retinaculum; action assists in flexion of wrist nerve- median C7, C8 |
|
|
Flexor Carpi Ulnaris
|
origin - medial epicondyle of humerus;
proximal posterior ulna; olecranon process of ulna; insertion - pisiform carpal bone; hamate carpal bone; base of 5th metacarpal; action flexion of wrist adduction of wrist (ulnar deviation) nerve- ulnar C7, C8 |
|
|
Flexor Digitorum Superficialis
|
origin - medial epicondyle of humerus;
insertion - sides of shafts of middle phananges of 4 fingers action flexion of 4 fingers at PIP joints assists flexion of wrist nerve- medial C7, C8, T1 |
|
|
Flexor Digitorum Profundus
|
origin - proximal anterior ulna
insertion - bases of distal phalanges of 4 fingers action flexion of 4 fingers at DIP joints assists in flexion of wrist nerve- radial 2 fingers: median C8, T1 ulnar 2 fingers: ulnar C8, T1 |
|
|
Flexor Pollicis Longus
|
origin - middle of anterior radius
insertion - distal phalanx of thumb action flexion of thumb at IP joint nerve- median C8, T1 |
|
|
Dorsal Interossei
|
origin - adjacent dorsal surfaces of metacarpals
insertion - extensor expansion of 2nd,3rd and 4th fingers action abduction of fingers 2-4 at MP joints assists lumbricals nerve- ulnar C8, T1 |
|
|
Palmar Interossei
|
origin - shart of 2nd, 4th, 5th metacarpals palmar surface
insertion - extensor expansion action adduction of 2-5 MP joints assists lumbricals nerve- ulnar C8, T1 |
|
|
Lumbricals
|
origin - flexor digitorum profundus tendons
insertion - extensor expansion of 2nd, 3rd, 4th, and 5th fingers at proximal phalanges radial side action flexion of fingers at MP joints extension of fingers at PIP and DIP joints nerve- radial 2 fingers median C8, T1 ulnar 2 fingers ulnar C8, T1 |
