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25 Cards in this Set

  • Front
  • Back
Major Shoulder Muscle
Deltoid
muscle of the shoulder
Lateral of scapula to the medial humerus
medial rotation of humerus
Round
Teres Major
Rotator Cuff muscle
Action: Initiates abduction
Origin: Supraspinous Fossa of scapula
Insertion: greater tubercle of humerus
Supraspinatus
Rotator Cuff Muscle
Action: Rotates humerus laterally
Origin: Infraspinous fossa of scapula
Insertion: greater tubercle of humerus posterior to supraspinatus
Infraspinatus
Rotator Cuff Muscle
Runs superior and parallel to teres major
Action: Lateral rotation
Origin: lateral border of scapula
Insertion: laterally on greater tubercle of humerus, inferior to infraspinatus
Teres Minor
Rotator Cuff Muscle
Action: medial rotator of humerus
Origin: Subscapular fossa of scapula
Insertion: lesser tubercle of humerus
Subscapularis
Posterior Arm
3 head
Action: forearm extensor
Origin: scapula, humerus
Insertion: olecranon process of ulna
Triceps brachii
Anterior Arm
2 head
Action: flexes elbow joint & Supinates forearm
Origin: coracoid process humerus
Insertion: radial tuberosity
Biceps Brachii
Anterior Arm
Deep to Biceps brachii
Action: forearm flexor
Brachialis
Anterior Forearm
Superficial layer, short muscle close to elbow on ulna side
Action: Pronates forearm
Origin: Medial epicondyle of humerus, coronoid process of ulna
Insertion: radius
Pronator Teres
Anterior forearm- Superficial layer
Action: abducts hand, flexes wrist (pulse point)
Origin: medial epicondyle of humerus
Insertion: 2nd and 3rd metacarpals
Flexor Carpi Radialis
Anterior Forearm- Superficial layer
Action: tenses skin of palm during hand movement
Origin: medial epicondyle of humerus
Insertion: Fascia of palm
Palmeris Longus
Anterior Forearm- Superficial Layer
Action: flexes wrist, adducts hand
Origin: medial epicondyle of humerus, olecranon process and posterior surface of ulna
Insertion: base of 5th metacarpal
Flexor Carpi Ulnaris
Anterior Forearm- Middle Layer
Action: flexes wrist and middle phalanges #2-#5
Flexor Digitorum Superficialis
Anterior Forearm- Deep layer
flexes distal phalanx of thumb
Flexor Pollicis Longus
Flexes distal interphalangeal joints
Flexor Digitorum Profundus
Posterior Forearm- Superficial layer
Action: forearm flexion
Brachioradialis
Posterior Forearm- Superficial layer
Action: extends and abducts wrist
Origin: lateral epicondyle of humerus
Insertion: base of 3rd metacarpal
Extensor Carpi Radialis (longus and brevis)
Posterior Forearm- Superficial layer
Action: Finger extension
Origin: lateral epicondyle of humerus
Insertion: distal phalanges of fingers #2-#5
Extensor Digitorum
Posterior Forearm- Superficial layer
Action: extends wrist, adducts wrist
Origin: lateral epicondyle humerus and ulna
Insertion: Base of 5th metacarpal
Extensor Capri Ulnaris
Posterior Forearm- Deep layer
Action: Supinate Forearm
Origin: lateral epicondyle humerus, proximal ulna
Insertion: proximal end of radius
Supinator
Posterior Forearm- Deep layer
Abducts and extends thumb
Abductor Pollicis Longus
Posterior Forearm- Deep layer
extends thumb
Extensor pollicis brevis
Hand muscle
ball of thumb
Thenar Eminence
hand muscle
ball of little finger
hypothenar eminence