Final Exam Flashcards
levator scapulae
origin: transverse processes C1-C4
insertion: medial border of scapula above spine
joint actions:
elevation of scapula
rhomboids
origin: spinous processes of C7-T5
insertion: medial border of scapula below the spine
joint action(s):
elevation, retraction, downward rotation of scapula
serratus anterior
origin: lateral surface, upper 9 ribs
insertion: anterior, medial border of scapula
joint actions:
protraction, upward rotation of scapula
pectoralis minor
origin: anterior surface ribs 3-5
insertion: coracoid process of scapula
joint actions:
depression, protraction, downward rotation of scapula
trapezius (upper)
origin: occipital protuberance
insertion: posterior lateral 1/3 of clavicle
joint actions:
BIL - cervical extension, shoulder girdle elevation
trapezius (middle)
origin: spinous processes C7-T3
insertion: acromion process, lateral 1/3 spine of scapula
joint actions:
upward rotation, elevation, retraction
trapezius (lower)
origin: spinous processes T4- T12
insertion: medial triangular base of spine of scapula
joint actions:
upward rotation, depression, retraction of scapula
downward rotators of shoulder girdle
Rhomboids
Pectoralis Minor
upward rotators of shoulder girdle
Trapezius (middle)
Trapezius (lower)
Serratus Anterior
depressors of shoulder girdle
Lower Trapezius
Pectoralis Minor
elevators of shoulder girdle
Trapezius (upper)
Trapezius (middle)
Levator Scapulae
Rhomboids
protractors (ABduction) of shoulder girdle
Pectoralis Minor
Serratus Anterior
retractors (ADduction) of shoulder girdle
Trapezius (middle)
Trapezius (lower)
Rhomboids
biceps brachii
O-supraglenoid tubercle (long head)
O-coracoid process (short head)
I-radial tuberosity of radius
Joint Action(s)
Flexion of elbow
supination of forearm
brachialis
O-distal, anterior shaft of humerus
I-coronoid process of ulna
Joint Action(s)
Flexion of elbow
brachioradialis
O-lateral supracondylar ridge of humerus
I-styloid process of radius
Joint Action(s)
Flexion of elbow
supination to neutral pronation to neutral
triceps brachii
O-infraglenoid tubercle (long head)
O-upper, posterior humerus (lateral head)
O-distal, posterior humerus (medial head)
I-olecranon process of ulna (all heads)
Joint Action(s)
Extension of elbow
anconeus
O-posterior lateral condyle of humerus
I-olecranon process and proximal, lateral ulna
Joint Action(s)
Extension of elbow
pronator teres
O-medial supracondylar ridge of humerus
I- Mid, lateral radius
Joint Action(s)
Flexion of elbow
pronation of forearm
pronator quadratus
O-distal, anterior ulna
I-distal, anterior radius
Joint Action(s)
Pronation of forearm
supinator
O-lateral epicondyle of humerus
I-proximal, lateral radius
Joint Action(s)
Supination of forearm
elbow flexion
Biceps brachii
Brachioradialis
brachialis
Pronator teres
elbow extension
Triceps brachii
anconeus
radioulnar pronation
Pronator quadratus
Pronator teres
brachioradialis
radioulnar supination
Supinator
Biceps brachii
brachioradialis
ABduction
upward rotation
ADduction
downward rotation
flexion
upward rotation
elevation
extension
depression
downward rotation
internal rotation
protraction
external rotation
retraction
horizontal ABduction
retraction
horizontal ADduction
protraction
rotator cuff (SITS)
Supraspinatus
Infraspinatus
Teres Minor
Subscapularis
latissimus dorsi
O- spinous processes T6-T12 sacrum, posterior iliac crest
I- medial lip of intertubercular groove
Joint Action(s)
Extenstion
internal rotation
Adduction of the shoulder
pectoralis major: upper fibers
O-medial, anterior clavicle
I-lateral lip of intertubercular groove
Joint Action(s)
Flexion
Adduction
internal rotation
horizontal adduction of shoulder
pectoralis major: lower fibers
O-sternum, costal cartilage ribs 1-6
I-lateral lip of intertubercular groove
Joint Action(s)
Extension (from a flexed position)
ADduction
internal rotation
horizontal adduction of shoulder
teres major
O- posterior, lateral border of scapular (inferior 1/3)
I- medial lip of intertubercular groove
Joint Action(s)
Extension
internal rotation
Adduction of the shoulder
anterior deltoid
O-anterior, lateral 1/3 clavicle
I- deltoid tuberosity of humerus
Joint Action(s)
Flexion
Abduction
internal rotation
horizontal adduction of shoulder
middle deltoid
O-lateral acromion
I-deltoid tuberosity of humerus
Joint Action(s)
Abduction of the shoulder
posterior deltoid
O-spine of scapula
I-deltoid tiberosity of humerus
Joint Action(s)
Extension
Abduction
external rotation
horizontal Abduction of the shoulder
coracobrachialis
O-coracoid process of scapula
I-medial mid shaft of humerus
Joint Action(s)
Flexion
Adduction
horizontal adduction of shoulder
rotator cuff: supraspinatus
O-supraspinous fossa of scapula
I-greater tubercle of humerus (superior)
Joint Action(s)
Abduction of the shoulder
rotator cuff: infraspinatus
O-infraspinous fossa of scapula
I-greater tubercle of humerus (posterior)
Joint Action(s)
External rotation
horizontal ABduction of the shoulder
rotator cuff: teres minor
O-posterior, lateral border of scapula (mid-upper)
I-greater tubercle of humerus (posterior)
Joint Action(s)
External rotation
horizontal Abduction of the shoulder
rotator cuff: subscapularis
O-subscapular fossa of scapula
I-lesser tubercle of humerus
Joint Action(s)
Internal rotation of the shoulder
internal rotation of glenohumeral joint
Latissimus dorsi
pectoralis major (upper, lower)
Anterior deltoid
Teres major
subscapularis
external rotation of glenohumeral joint
Posterior deltoid
Infraspinatus
Teres minor
flexion of glenohumeral joint
Anterior deltoid
Coracobrachialis
Upper pectoralis major
extension of glenohumeral joint
Latissimus dorsi
Teres major
Posterior deltoid
Lower pectoralis major (from a flexed position)
ABduction of glenohumeral joint
Deltoids (ant, mid, posterior)
Supraspinatus
ADduction of glenohumeral joint
Latissimus dorsi
Teres major
Pectoralis major (upper, lower)
coracobrachialis
horizontal ABduction of glenohumeral joint
Posterior deltoid
Infraspinatus
Teres minor
horizontal ADduction of glenohumeral joint
Anterior deltoid
Coracobrachialis
Pectoralis major (upper, lower)
flexor carpi radialis
O-medial epicondyle of humerus
I-base of 2nd and 3rd metacarpals (palmar)
Joint Action(s)
Flexion, Radial deviation of wrist
palmaris longus
O-medial epicondyle of humerus
I-palmar aponeurosis of 2nd-5th metacarpals
Joint Action(s)
Flexion of wrist
flexor carpi ulnaris
O-medial epicondyle of humerus and olecranon process of ulna (posterior)
I-pisiform, hamate, base of 5th metacarpal (palmar)
Joint Action(s)
Flexion, Ulnar deviation of wrist
extensor carpi ulnaris
O-lateral epicondyle of humerus
I-base of 5th metacarpal (dorsal)
Joint Action(s)
Extension
extensor carpi radialis brevis
O-lateral epicondyle of humerus
I-base of 3rd metacarpal (dorsal)
Joint Action(s)
Extension, Radial deviation of wrist
extensor carpi radialis longus
O-lateral epicondyle, supracondylar ridge of humerus
I-base of 2nd metacarpal (dorsal)
Joint Action(s)
Extension, Radial deviation of wrist
flexor digitorum superficialis
O-medial epicondyle of humerus
I-middle phalanx 2nd-5th digits (palmar)
Joint Action(s)
Flexion of wrist, Flexion 2nd-5th digits (MCP, PIP joints)
flexor digitorum profundus
O-proximal, anterior ulna
I-distal phalanx 2nd-5th digits (palmar)
Joint Action(s)
Flexion of wirst, Flexion 2nd-5th digits (all joints)
flexor pollicis longus
O-mid-anterior Surface of radius and ulna
I-distal phalanx of thumb (palmar)
Joint Action(s)
Flexion of thumb (all joints), flexion of wrist
extensor digitorum
O-lateral epicondyle of humerus
I-distal phalanx 2nd-5th digits (dorsal)
Joint Action(s)
Extension 2nd-5th digits (all joints), Extension of wrist
extensor indicis
O-distal 1/3 of posterior ulna
I-distal phalanx 2nd digit (dorsal)
Joint Action(s)
Extension 2nd digit, Extension of wrist
extensor digiti minimi
O-lateral epicondyle of humerus
I-distal phalanx 5th digit (dorsal)
Joint Action(s)
Extension of 5th digit, Extension of wrist
extensor pollicis longus
O-posterior, mid-distal ulna
I-distal phalanx of thumb (dorsal)
Joint Action(s)
Extension of thumb (all joints), Radial deviation of wrist
extensor pollicis brevis
O-posterior, mid-distal radius
I-proximal phalanx of thumb (dorsal)
Joint Action(s)
Extension of thumb (CMC, MCP), Radial deviation of wrist
ABductor pollicis longus
O-posterior, mid-radius and ulna
I-base of 1st metacarpal (dorsal-lateral)
Joint Action(s)
Extension of thumb (CMC), Radial deviation of wrist
radiaocarpal flexion
Flexor Carpi Radialis
Flexor Carpi Ulnaris
Palmaris Longus
radiocarpal extension
Extensor Carpi Ulnaris
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
radial deviation (ABduction)
ECRL
ECRB
FCR
ABD Poll Longus
EXT Poll Longus
EXT Poll Brevis
ulnar deviation (ADduction)
FCU
ECU
finger flexion (specify digits)
Flex Poll Longus
Flex Dig Profundus
Flex Dig Superficialis
finger extension (specify digits)
EXT digitorum
EXT Indicis
EXT digit minimi
EXT poll brevis
EXT poll longus
ABD poll longus