Answer: B - Crutches are measured so that the tops are two to three finger-widths from the axilla. This ensures that the client's axilla are not resting on the crutch or bearing the weight of the crutch, which could result in injury to the nerves of the brachial plexus.

Injury to the brachia plexus nerves

CCRN Nursing Exam Prep - Adult Critical Care

Category - Medical Surgical

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A client being measured for crutches asks the nurse why the crutches cannot rest up underneath the arm for extra support. The nurse's response is based on the understanding that this could result in:

A fall and further injury
Injury to the brachia plexus nerves
Skin breakdown in the area of the axilla
Impaired range of motion while the client ambulates

Explanation

Answer: B - Crutches are measured so that the tops are two to three finger-widths from the axilla. This ensures that the client's axilla are not resting on the crutch or bearing the weight of the crutch, which could result in injury to the nerves of the brachial plexus.

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