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Upper Limb Muscles

QuestionAnswer
trapezius External occipital protuberance, spinous processes of C1-T12 --> Spine and acromion of scapula; ELEVATE and RETRACT scapula
pectoralis minor ribs --> coracoid process; DEPRESS scapula
serratus anterior lateral rib surface --> medial border of scapula; PROTRACTION of scapula
Rhomboids thoracic spinous process --> medial border of scapula; RETRACT scapula
levator scapulae cervical transverse processes --> superior angle of scapula; ELEVATE scapula
deltoid scapula and clavicle --> deltoid tuberosity; ABDUCTION of humerus
Coracobrachialis coracoid process --> middle 1/3 of humerus; ADDUCTION of humerus
pectoralis major sternum and clavicle --> intertubercular groove; FLEXION of humerus
latissimus dorsi Thoracic and lumbar spinous processes --> intertubercular groove; EXTENSION and MEDIAL rotation of humerus
teres major inferior angle of scapula --> intertubercular groove; EXTENSION and MEDIAL rotation of humerus
Supraspinatus supraspinous fossa --> greater tubercle; LATERAL rotation, ABDUCTION of humerus
infraspinatus infraspinous fossa --> greater tubercle; LATERAL rotation of humerus
teres minor inferior angle of scapula --> greater tubercle; LATERAL rotation of humerus
subscapularis subscapular fossa --> lesser tubercle; MEDIAL rotation of humerus
biceps brachii scapula --> radial tuberosity; FLEXION of humeroulnar joint
brachialis humerus --> ulnar tuberosity; FLEXION of humeroulnar joint
triceps branchii scapula and humerus --> olecranon process; EXTENSION of humeroulnar joint
flexor digitorum superficialis medial epicondyle --> phalanges (2-5); FLEXION of digits
pronator teres medial epicondyle --> lateral surface of radius; PRONATION of antebrachium
flexor carpi radialis medial epicondyle --> radial carpals; FLEXION of wrist
palmaris longus medial epicondyle --> palmar aponeurosis; TENSION of palmar aponeurosis
flexor carpi ulnaris medial epicondyle --> ulnar carpals; FLEXION of wrist
brachioradialis lateral epicondyle --> styloid process of radius; FLEXION of humeroulnar joint
extensor carpi radialis (longus and brevis) lateral epicondyle --> radial carpals; EXTENSION of wrist
extensor digitorum lateral epicondyle --> phalanges (2-4); EXTENSION of digits
extensor digiti minimi lateral epicondyle --> phalanx (5); EXTENSION of digit
extensor carpi ulnaris lateral epicondyle --> ulnar carpals; EXTENSION of wrist
supinator lateral epicondyle and ulna --> anterior surface of radius; SUPINATION of antebrachium
scapula muscles trapezius (elevate, retract), serratus anterior (protract), pectoralis minor (depress), rhomboid muscles (major, minor) (retract), levator scapulae (elevate)
shoulder: humerus shaft muscles deltoid (abduct), coracobrachialis (adduct), pectoralis major (flexion), latissimus dorsi, teres major (extension)
shoulder: humerus head muscles supraspinatus, infraspinatus, teres minor (LATERAL rotation), subscapularis (MEDIAL rotation)
brachium: anterior brachialis, biceps
brachium: posterior triceps
antebrachium: anterior flexor digitorum (superficialis, profundus), pronator teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris FLEXION, pronation; originate from medial epicondyle
antebrachium: posterior brachioradialis (flexor), extensor carpi radialis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris, supinator EXTENSION, supination; from lateral epicondyle
masseter and temporalis innervated by.... trigeminal (CN V); close jaw
pterygoids move jaw side to side
facial expression muscles innervated by.... facial nerve (CN VII)
sternocleidomastoid and trapezius innervated by.... spinal accessory (CN XI)
mastication muscles masseter, temporalis, pterygoids
facial expression muscles zygomaticus, frontalis, oculi, orbicularis, oris, buccinator, platysma, occipitalis
cranial neck muscles sternocleidomastoid, trapezius
Created by: kpan