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Upper Limb

The Movements and muscles of the Upper Limb

QuestionAnswer
What are the Muscles that ELEVATE the SHOULDERS? Upper fibres of the Trapezius, Rhomboid Major, Rhomboid Minor, Levator Scapulae
What are the muscles that DEPRESS the SHOULDERS? Lower fibres of the Trapezius, Pectoralis Minor
What are the muscles that RETRACT the SHOULDERS? Middles fibres of the Trapezius, Rhomboid Major, Rhomboid Minor
What are the muscles that PROTACT the SHOULDERS? Pectoralis Minor, Serratus Anterior
What are the muscles that MEDIALLY ROTATE the SHOULDERS? Anterior fibres of the Deltoid, Pectoralis Major, Teres Major, Latissimus Dorsi
What are the muscles that LATERALLY ROTATE the SHOULDERS? Posterior fibres of the Deltoid, Infraspinatus, Teres Minor
SHOULDER JOINT
What are the muscles that FLEX the ARM? Anterior fibres of the Deltoid, Corocobrachialis, (Pectoralis Major - synergist)
What are the muscles that EXTEND the ARM? Posterior fibres of the Deltoid, Teres Minor, Teres Major, Latissimus Dorsi, Subscapularis
What are the muscles that ABDUCT the ARM? Middles fibres of the Deltoid, Supraspinatus
What are the muscles that ADDUCT the ARM? Pectoralis Major, Teres Minor, Teres Major, Latissimus Dorsi, Infraspinatus
ELBOW JOINT
What are the muscles that FLEX the ELBOW? Biceps Brachii, Brachialis, Brachioradialis
What are the muscles that EXTEND the ELBOW? Triceps, (Anconeus - synergist)
FOREARM
What are the muscles that SUPINATE the FOREARM? Supinator muscle, Biceps Brachii
What are the muscles that PRONATE the FOREARM? Pronator Teres, Pronator Quadratus
WRIST JOINT
What are the muscles that FLEX the WRIST? Flexor Carpi Radialis, Flexor Carpi Ulnaris, Palmaris Longus (not all people have one)
What are the muscles that EXTEND the WRIST? Extensor Carpi Radialis Longus, Extensor Carpi Radialis Brevis, Extensor Carpi Ulnaris
What are the muscles that cause RADIAL DEVIATION of the WRIST? Flexor Carpi Radialis, Extensor Carpi Radialis Longus, Extensor Carpi Radialis Brevis
What are the muscles that cause ULNAR DEVIATION of the WRIST? Flexor Carpi Ulnaris, Extensor Carpi Ulnaris
FINGERS and the THUMB
What are the muscles that FLEX the FINGERS and the THUMB? Flexor Digitorum Superficialis, Flexor Digitorum Profundus, Flexor Pollicis Longus, Lumbricals
What are the muscles that EXTEND the FINGERS and the THUMB? Extensor Digitorum Communis, Extensor Indicis, Extensor Digiti Minimi, Extensor Pollicis Longus, Extensor Pollicis Brevis
What are the muscles that ABDUCT the FINGERS and the THUMB? Abductor Pollicis Longus, Dorsal Interosseous
What are the muscles that ADDUCT the FINGERS and the THUMB? Palmer Interosseous, Adductor Pollicis Oblique, Adductor Pollicis Transverse
What are the muscles involved in OPPOSITION? Opponens Pollicis, Opponens Digiti Minimi
Created by: 1580706110