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31 Cards in this Set
- Front
- Back
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1. distal interphalangeal joints 2. proximal interphalangeal joints 3. metacarpophalangeal joints 4. carpometacarpal joints 5. intercarpal (midcarpal) joints 6. radiocarpal joint |
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posterior |
1. hamate 2. pisiform 3. triquetral 4. lunate 5. trapezoid 6. trapezium 7. scaphoid 8. capitate |
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1. adduction 2. abduction |
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Where might you experience pain if you fractured your scaphoid? |
anatomical snuffbox |
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Where is a fracture on the scaphoid most likely to occur? |
middle third (waist) |
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Name these less common scaphoid fracture types. |
1. tubercle 2. distal pole 3. vertical shear 4. proximal pole |
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Describe the pathology which occurs following a scaphoid fracture |
Blood supply is cut off to the proximal pole causing avascular necrosis (osteonecrosis) |
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Which muscles are contained within the carpal tunnel? |
Flexor digitorum superficialis Flexor digitorum profundus Flexor pollicis longus |
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Which nerve passes through the carpal tunnel? |
Median |
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1. flexor pollicis longus 2. flexor retinaculum 3. median nerve 4. flexor digitorum superficialis 5. ulnar nerve, vein and artery 6. flexor carpi radialis 7. flexor digitorum profundus |
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Intrinsic muscles in the hand are supplied by which spinal nerve? |
T1 |
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1. palmaris brevis 2. hypothenar muscles 3. palmar aponeurosis 4. thenar muscles |
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What is the name of the condition associated with tightening of the the palmar aponeurosis? |
Dupuytren's contracture |
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List the hypothenar muscles Which nerve innervates these muscles? |
abductor digiti minimi, opponens digiti minimi and flexor digiti minimi ulnar |
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List the thenar muscles Which nerve innervates these muscles? |
abductor pollicis brevis, opponens pollicis, flexor pollicis brevis and adductor pollicis All are innervated by the median nerve except for the adductor pollicis, which is innervated by the ulnar nerve. |
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1. flexor carpi ulnaris 2. abductor digiti minimi 3. opponens digiti minimi 4. flexor digitorum superficialis 5. flexor digitorum profundus |
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1. flexor carpi radialis 2. abductor pollicis brevis 3. opponens pollicis 4. flexor pollicis brevis 5. adductor pollicis 6. volar plate |
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1. pronator quadratus 2. flexor pollicis brevis 3. abductor pollicis brevis 4. opponens pollicis |
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1. flexor digitorum profundus 2. thenar and hypothenar muscles 3. lumbrical muscles 4. flexor digitorum superficialis tendons |
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Identify 1 and state the type of movement these muscles allow |
1. dorsal interosseous muscles abduction |
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Identify 1 and state the type of movement these muscles allow
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1. palmar interosseous muscles adduction |
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1. extensor retinaculum 2. extensor carpi ulnaris 3. extensor digitorum 4. intertendinous connections 5. extensor digiti minimi 6. extensor expansions |
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1. extensor expansion 2. vinculae breve 3. flexor digitorum profundus 4. flexor digitorum superficialis 5. lumbrical muscle 6. dorsal interosseous muscle |
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Which muscles allow flexion of the fingers? |
flexor digitorum superficialis and profundus |
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Which muscles allow extension of the fingers? |
All extensor muscles. Flexor muscles also contribute to allow segmented movements |
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1. abductor pollicis longus 2. extensor pollicis brevis 3. extensor pollicis longus 4. extensor carpi radialis longus and brevis |
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1. Abductor pollicis longus tendon 2. Extensor pollicis brevis tendon 3. Extensor pollicis longus tendon |
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1. superficial branch of the radial nerve 2. radial artery 3. extensor carpi radialis brevis tendon 4. extensor carpi radialis longus tendon 5. 1st dorsal interosseous muscle |
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1. median nerve 2. radial artery 3. recurrent median nerve 4. common palmar digital nerves and arteries 5. proper palmar digital nerves and arteries |
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1. ulnar artery and nerve 2. palmar branch of median nerve 3. flexor retinaculum 4. superficial palmar arch |
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1. ulnar nerve 2. deep palmar arch |