shine10
Forum Newbie
Topics: 5
Posts: 9
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As a result of fall onto hard surface, a 20 year old woman has a fracture of medial humeral epicondyle and a nerve is injured. Which action is most affected by this nerve injury ?
a. adduction of all digits
b. extension of all digits
c. flexion of all digits
d. pronation of forearm
e. supination of forearm
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| star1
Forum Guru
Topics: 93
Posts: 827
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ulnar nerve is damaged .............it supplies all the interossous muscles of hand but not sure about the action of these muscles . correct me
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| Geroo
Forum Guru
Topics: 114
Posts: 799
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yes ulnar nerve will be injured,it supplies the ant interosseous which adduct the digits and the posterior inteross that abduct them,so I would go with A.
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| shine10
Forum Newbie
Topics: 5
Posts: 9
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thanks guys.
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| drk1980
Forum Guru
Topics: 147
Posts: 1,038
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a mnemonic from med school.....interossei action ...
"DAB on a PAD"- Dorsal Interossei ABduct and Palmar interossei ADduct.
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