Chart 1 - Upper Extremity Flashcards
Exam 2
Pec Major
joint:
a.
action:
a.
b.
Joint: glenohumeral joint
Action: horizontal adduction, flexion
Origin: sternum, ribs
Insertion: humerus
Subscapularis
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: internal rotation
Origin: scapula
Insertion: humerus
Pec Minor
joint:
a.
action:
a.
b.
Joint: scapulothoracic joint
Action: elevation, anterior tilt
Origin: ribs 2-5
Insertion: scapula
Posterior Deltoid
joint:
a.
action:
a.
b.
Joint: glenohumeral joint
Action: extension, horizontal abduction
Origin: scapula
Insertion: humerus
Upper Trapezius
joint:
a.
action:
a.
Joint: scapulothoracic joint
Action: scapulothoracic elevation
Origin: cervical spine
Insertion: scapula
Biceps Brachii
joint:
a.
b.
c.
action:
a.
b.
c.
Joint: glenohumeral joint; humeroulnar joint, radioulnar joint
Action: flexion, internal rotation, supination
Origin: glenoid labrum, coracoid process
Insertion: radial tuberosity
Triceps Brachii
joint:
a.
action:
a.
Joint: humeroulnar joint
Action: extension
Origin: humerus
Insertion: olecronon
Supraspinatus
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: abduction
Origin: scapula
Insertion: humerus
Coracobrachialis
joint:
a.
action:
a.
b.
Joint: glenohumeral joint
Action: glenohumeral flexion + horizontal adduction
Origin: coracoid process
Insertion: humerus
Teres Major
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: internal rotation
Origin: scapula
Insertion: humerus
Anterior Deltoid
joint:
a.
action:
a.
b.
Joint: glenohumeral joint
Action: glenohumeral flexion, horizontal adduction
Origin: clavicle
Insertion: humerus
Teres Minor
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: external rotation
Origin: scapula
Insertion: humerus
Latissimus Dorsi
joint:
a.
action:
a.
b.
Joint: glenohumeral joint
Action: glenohumeral adduction + extension
Origin: thoracic + lumbar vertebrea
Insertion: humerus
Brachiallis
joint:
a.
action:
a.
Joint: humeroulnar joint
Action: flexion
Origin: humerus
Insertion: coranoid, ulna
Infraspinatus
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: external rotation
Origin: scapula
Insertion: humerus
Lower Trapezius
joint:
a.
action:
a.
b.
Joint: scapulothoracic joint
Action: depression of scapula, downward rotation
Origin: thoracic vertebrea
Insertion: scapula
Middle Deltoid
joint:
a.
action:
a.
Joint: glenohumeral joint
Action: abduction
Origin: acromion/scapula
Insertion: humerus
Levator Scapula
joint:
a.
action:
a.
Joint: scapulothoracic joint
Action: abduction
Origin: cervical spine
Insertion: scapula
Supinator
joint:
a.
b.
action:
a.
Joint: radioulnar joint + radiohumeral joint
Action: supination
Origin: lateral epicondyle humerus
Insertion: ulna
Pronator Teres
joint:
a.
b.
action:
a.
Joint: radioulnar joint + radiohumeral joint
Action: pronation
Origin: medial epicondyle humerus
Insertion: radius
Brachioradialis
joint:
a.
action:
a.
Joint: humeroulnar joint
Action: flexion
Origin: humerus
Insertion: radius
Serratus Anterior
joint:
a.
action:
a.
Joint: scapulothoracic joint
Action: scapula thoracic protraction
Origin: scapula
Insertion: lateral ribs
Flexor Carpi Radialis
joint:
a.
action:
a.
b.
Joint: radial carpal joint
Action: flexion, radial deviation
Origin: medial epicondyle humerus
Insertion: 1st metacarpal
Pronator Quadratus
joint:
a.
b.
action:
a.
Joint: humeroulnar joint + radioulnar joint
Action: pronation
Origin: ulna
Insertion: radius
Flexor Digitorum Profundus
a.
b.
c.
d.
action:
a.
b.
c.
d.
Joint: radialcarpal joint, MCP, PIP, DIP
Action: flexion of: 1) radial carpal, 2) metacarpal phalangeal, 3) proximal interphalangeal, 4) distal interphalangeal
Origin: medial epicondyle humerus
Insertion: distal phalanx of 2-5
Extensor Carpi Ulnaris
joint:
a.
action:
a.
b.
Joint: radialcarpal joint
Action: extension; ulnar deviation
Origin: ulna
Insertion: 5th metacarpal
Extensor Digitorum Longus
joint:
a.
b.
c.
d.
action:
a.
b.
c.
d.
Joint: radialcarpal joint, MCP, PIP, DIP
Action: extension of: 1) radial carpal, 2) metacarpal phalangeal, 3) proximal interphalangeal, 4) distal interphalangeal
Origin: lateral epicondyle humerus
Insertion: distal phalanx of 2-5
Flexor Carpi Ulnaris
joint:
a.
action:
a.
b.
Joint: radialcarpal joint
Action: flexion, ulnar deviation
Origin: ulna
Insertion: 5th metacarpal
Extensor Carpi Radialis
joint:
a.
action:
a.
b.
Joint: radialcarpal joint
Action: extension, radial deviation
Origin: radius
Insertion: 1st metacarpal