Question | Answer |
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 |