单选题
When a client experiences a loss of vibratory sense on examination,
this indicates
A. injury to the cranial nerves.
B. injury to the peripheral nerves.
C. intact cranial nerves.
D. intact peripheral nerves.
【正确答案】
B
【答案解析】Appropriate perception of vibration indicates intact dorsal column tracts and peripheral nerves. If there's a loss of vibratory sense, an injury to the peripheral nerves is probable.