Term
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Definition
| This area is susceptible---the plexus exits the neck between anterior and middle scalene muscles, over the first rib and under the clavicle |
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Term
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Definition
| due to narrowing of the interscalene space by a cervical rib |
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Term
| COSTCOCLAVICULAR SYNDROME |
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Definition
due to the compression of the neurovascular bundle between the first rib and clavicle (affects the axillary nerve)
--caused by something heavy being placed on the area such as heavy bags or backpacks |
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Term
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Definition
| due to the compression of the neurovascular bundle below the pectoralis minor and coracoid process |
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Term
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Definition
| loss of most shoulder muscles and flexors of anterior compartment of arm ( |
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Term
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Definition
| loss of some wrist flexors and all instrinsic hand muscles (lose C8, T1) |
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Term
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Definition
(C5,6)--posterior cord
weakness of shoulder abduction |
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Term
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Definition
C6,7,8--Posterior Cord
The nerve of extension in the posterior arm and forearm
NO ELBOW, WRIST, FINGER, AND THUMB EXTENSION |
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Term
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Definition
| due to proximal and mid level nerve lesions |
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Term
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Definition
c5,6--Lateral Cord
Flexor compartment of arm cutaneous distribution on lateral forearm |
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Term
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Definition
C7,8--medial and lateral cords
flexor forearm compartment, cutaneous to palm, thumb and first two fingers |
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Term
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Definition
| can't flex fingers down--following a proximal median nerve lesion |
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Term
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Definition
| with a proximal median nerve lesion, the thumb cannot be fully abducted |
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Term
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Definition
C8,T1--medial cord
little finger and half of ring finger |
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Term
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Definition
due to ulnar nerve lesion
-hollow on back of the hand because of the atrophy of instrinsic muscles |
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Term
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Definition
| the thumb is flexed at the IP joint, signifying an ulnar nerve lesion--holding a key to open the lock |
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