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Upper Limb
The Movements and muscles of the Upper Limb
| Question | Answer |
|---|---|
| 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 |
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