| Term 
 
        | Extensor carpi radialis brevis (ECRB) and longus (EXRL) are innervated by what 3 cervical levels? |  | Definition 
 
        | cervical levels 5, 6, and 7 |  | 
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        | Term 
 
        | Flexor digitorum superficialis (FDS) and profundus (FDP) are innervated by what 2 cervical levels? |  | Definition 
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        | Term 
 
        | Extensor carpi radialis brevis (ECRB) and longus (EXRL) contribute to what wrist action? |  | Definition 
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        | Term 
 
        | Elbow extension requires innervation of what 2 cervical levels? |  | Definition 
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        | Term 
 
        | Finger extension requires innervation of what 2 cervical levels? |  | Definition 
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