Critical care lewis: medical-surgical nursing


Chapter 65: Critical Care

Lewis: Medical-Surgical Nursing, 10th Edition


1. A patient who has been in the intensive care unit for 4 days has disturbed sensory perception from sleep deprivation. Which action should the nurse include in the plan of care?


Administer prescribed   sedatives or opioids at bedtime to promote sleep.


Cluster nursing activities   so that the patient has uninterrupted rest periods.


Silence the alarms on the   cardiac monitors to allow 30- to 40-minute naps.


Eliminate assessments   between 2200 and 0600 to allow uninterrupted sleep.

2. Which hemodynamic parameter best reflects the effectiveness of drugs that the nurse gives to reduce a patient’s left ventricular afterload?


Mean arterial pressure   (MAP)


Systemic vascular   resistance (SVR)


Pulmonary vascular   resistance (PVR)


Pulmonary artery wedge   pressure (PAWP)

3. While close family members are visiting, a patient has a respiratory arrest, and resuscitation is started. Which action by the nurse is best?


Tell the family members   that watching the resuscitation will be very stressful.


Ask family members if they   wish to remain in the room during the resuscitation.


Take the family members   quickly out of the patient room and remain with them.


Assign a staff member to   wait with family members just outside the patient room.

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