A Nurse Asks a Client to Take Deep Breaths During

A nurse asks a client to take deep breaths during an electroencephalography.The client asks,"Why are you asking me to do this?" How should the nurse respond?

A) "Hyperventilation causes vascular dilation of cerebral arteries, which decreases electoral activity in the brain."
B) "Deep breathing helps you to relax and allows the electroencephalograph to obtain a better waveform."
C) "Hyperventilation causes cerebral vasoconstriction and increases the likelihood of seizure activity."
D) "Deep breathing will help you to blow off carbon dioxide and decreases intracranial pressures."

Correct Answer:

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