If the ulnar n is cut at the elbow

Question

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Distal phalanges of all fingers are extended

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Part of FDS is paralysed

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There is loss of sensation on the back of the II finger

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Flexion at the MCPJ of IV and V is lost if their IPJ are kept extended

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Opposition of the thumb is usually lost

1.	If the ulnar n is cut at the elbow
A.	Part of FDS is paralysed
B.	There is loss of sensation on the back of the II finger
C.	Flexion at the MCPJ of IV and V is lost if their IPJ are kept extended
D.	Distal phalanges of all fingers are extended
E.	Opposition of the thumb is usually lost
Answer» D. Distal phalanges of all fingers are extended

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