Two Hours Before Major Surgery Is to Begin,the Patient Experiences

question 68

Multiple Choice

Two hours before major surgery is to begin,the patient experiences "jitters," an elevated heart rate and blood pressure,increased rate of breathing,cold sweats,and an urge to urinate.These symptoms are the result of

• A) sympathetic activation.
• B) decreased levels of epinephrine in the blood.
• C) decreased activity of sympathetic centers in the hypothalamus.
• D) increased parasympathetic activity.
• E) all of these mechanisms.

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