Studied by 10 peoplebiceps brachii action?
Shoulder flexion (weak) -Elbow flexion -supination
biceps brachii insertion?
radial tuberosity
biceps brachii nerve?
musculocutaneous n.
biceps brachii origin?
Glenoid (long head) -Coracoid (short head)
Coracobrachialis action?
Flexion -Horizontal adduction
Coracobrachialis insertion?
medial 1/3 of humerus
Coracobrachialis nerve?
musculocutaneous n.
Coracobrachialis origin?
Coracoid process
deltoid action?
Flexion (ant.) -Abduction (mid.) -Extension (post.)
deltoid insertion?
deltoid tuberosity
deltoid nerve?
Axillary n.
deltoid origin?
scapula -clavicle
Infraspinatus (RC) action?
external rotation
Infraspinatus (RC) insertion?
greater tubercle
Infraspinatus (RC) nerve?
suprascapular n.
Infraspinatus (RC) origin?
infraspinous fossa
latissiumus dorsi action?
Extension -Adduction -Internal Rotation
latissiumus dorsi insertion?
lesser tubercle
latissiumus dorsi nerve?
thoracodorsal n.
latissiumus dorsi origin?
thoracolumbar fascia -thoracic vertebrae -lumbar vertebrae
levator scapulae action?
Scapular elevation -Neck extension
levator scapulae insertion?
Superior/medial portion of scapula
levator scapulae nerve?
Nerve roots C2-C4
levator scapulae origin?
Transverse process of C1-C4
pectoralis major action?
Adduction -Horizontal adduction -Flexion
pectoralis major insertion?
lesser tubercle
pectoralis major nerve?
medial and lateral pectoral n.
pectoralis major origin?
Clavicle -Sternum -Ribs
pectoralis minor action?
Protraction of scapula
pectoralis minor insertion?
Coracoid Process
pectoralis minor nerve?
medial pectoral n.
pectoralis minor origin?
Ribs (3-5)
rhomboid major action?
Scapular retraction
rhomboid major insertion?
medial border of scapula
rhomboid major nerve?
dorsal scapular n.
rhomboid major origin?
T2-T5
rhomboid minor action?
scapular retraction
rhomboid minor insertion?
medial border of scapula
rhomboid minor nerve?
dorsal scapular n.
rhomboid minor origin?
C7-T1
serratus anterior action?
Scapular protraction
serratus anterior insertion?
Medial border of scapula
serratus anterior nerve?
Long thoracic
serratus anterior origin?
angles of ribs (1-8)
Subclavius action?
Depresses clavicle
Subclavius insertion?
inferior clavicle
Subclavius nerve?
Nerve to subclavius
Subclavius origin?
1st rib
subscapularis (RC) action?
internal rotation
subscapularis (RC) insertion?
lesser tubercle
subscapularis (RC) nerve?
subscapular n.
subscapularis (RC) origin?
subscapular fossa
supraspinatus (RC) action?
Abduction
supraspinatus (RC) insertion?
greater tubercle
supraspinatus (RC) nerve?
suprascapular n.
supraspinatus (RC) origin?
supraspinous fossa
teres major action?
extension -adduction -internal rotation
teres major insertion?
lesser tubercle
teres major nerve?
axillary n.
teres major origin?
lateral border of scapula
teres minor (RC) action?
external rotation
teres minor (RC) insertion?
greater tubercle
teres minor (RC) nerve?
axillary n.
teres minor (RC) origin?
lateral border of scapula
Triceps Brachii action?
shoulder extension (weak) -elbow extension
Triceps Brachii insertion?
olecranon process
Triceps Brachii nerve?
radial n.
Triceps Brachii origin?
lateral border of scapula (long head) -Posterior humerus (medial & lateral heads)
upper trapezius action?
Scapular elevation -Neck extension
upper trapezius insertion?
Lateral 1/3 clavicle -Acromion process
upper trapezius nerve?
spinal accessory n.
upper trapezius origin?
external occipital protuberance -Occiput -SP of C7
Note
Flashcard