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Critical Care Nursing

194 questions found

Practice Questions

171. A patient with a severe traumatic brain injury develops new onset of fixed and dilated pupils. What clinical implication is urgent?

A. Patient is recovering
B. Brain herniation, requiring immediate neurosurgical intervention
C. Patient is sleeping
D. Patient is agitated
nmdcat.online BS Nursing
Jun 6, 2026

172. A nurse is preparing to administer a continuous intravenous infusion of a high-risk medication (e.g., insulin drip). What is the critical technical consideration for administration?

A. Prepare without double-check
B. Use an infusion pump with dose error reduction system (DERS) and perform independent double-check with another nurse
C. Administer as a bolus
D. Use a gravity infusion
nmdcat.online BS Nursing
Jun 6, 2026

173. A patient in septic shock is receiving aggressive fluid resuscitation and vasopressors. The nurse observes the patient’s urine output has dropped to 5 mL/hr. What is the critical clinical implication?

A. Patient is well hydrated
B. Worsening acute kidney injury or inadequate renal perfusion
C. Patient is over-hydrated
D. Patient needs more fluids
nmdcat.online BS Nursing
Jun 6, 2026

174. A patient with acute myocardial infarction is prescribed nitroglycerin sublingually. The nurse observes the patient’s blood pressure drops rapidly to 80/50 mmHg. What medicinal concern is immediate?

A. Nitroglycerin is not working
B. Nitroglycerin-induced hypotension, requiring patient to lie down, fluid bolus if ordered, and physician notification
C. Hypertension
D. Headache is normal
nmdcat.online BS Nursing
Jun 6, 2026

175. A patient with severe respiratory failure is on mechanical ventilation and is very restless, trying to pull out their tubes. What is the critical nursing action?

A. Immediately apply restraints
B. Assess for underlying causes (e.g., pain, hypoxemia, delirium), and administer appropriate sedation/analgesia as ordered
C. Leave patient unattended
D. Increase the ventilator settings
nmdcat.online BS Nursing
Jun 6, 2026

177. A nurse is managing a patient with an arterial line for continuous blood pressure monitoring. The nurse observes significant bleeding from the arterial line insertion site. What is the immediate nursing action?

A. Apply a warm compress
B. Apply direct pressure to the site, notify physician, and assess for hematoma formation
C. Remove the arterial line without pressure
D. Administer a diuretic
nmdcat.online BS Nursing
Jun 6, 2026

178. A patient is admitted to the ICU with severe diabetic ketoacidosis (DKA). The patient is unresponsive and severely dehydrated. What is the most urgent initial nursing intervention?

A. Administer insulin only
B. Administer aggressive intravenous fluid resuscitation with normal saline
C. Administer oral glucose
D. Administer a diuretic
nmdcat.online BS Nursing
Jun 6, 2026

179. A patient in cardiogenic shock is prescribed dobutamine infusion. The nurse observes the patient’s heart rate has increased significantly and they are complaining of chest pain. What medicinal concern is immediate?

A. Insufficient dobutamine dose
B. Dobutamine-induced tachycardia and increased myocardial oxygen demand, requiring physician notification and possible dose reduction
C. Bradycardia
D. Hypoglycemia
nmdcat.online BS Nursing
Jun 6, 2026

180. A patient with acute myocardial infarction is prescribed morphine IV. What is the medicinal purpose of morphine in this situation?

A. To increase heart rate
B. To relieve pain and reduce myocardial oxygen demand
C. To dissolve clots
D. To increase blood pressure
nmdcat.online BS Nursing
Jun 6, 2026

166. A patient is receiving a continuous infusion of norepinephrine. The nurse observes extravasation at the peripheral IV site (e.g., pallor, coolness, swelling). What is the immediate nursing action?

A. Continue the infusion
B. Stop the infusion immediately, aspirate residual drug, and administer phentolamine or terbutaline (antidote) locally if ordered
C. Increase the infusion rate
D. Apply warm compress
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

168. A nurse is troubleshooting a mechanical ventilator alarm “apnea.” What is the technical troubleshooting step?

A. Ignore the alarm
B. Assess patient's respiratory effort, check for disconnection, and ensure appropriate ventilator settings
C. Increase the tidal volume
D. Decrease the respiratory rate
nmdcat.online BS Nursing
Jun 6, 2026

169. A patient is admitted to the ICU with a severe drug overdose. The patient is unresponsive, bradypneic, and hypotensive. What is the most urgent initial nursing intervention?

A. Administer oral fluids
B. Secure the airway, support ventilation, and administer antidote if available (e.g., naloxone)
C. Administer a diuretic
D. Call family members
nmdcat.online BS Nursing
Jun 6, 2026

170. A patient in critical care is receiving an infusion of vasopressin for refractory septic shock. The nurse observes new onset of angina-like chest pain. What medicinal concern is immediate?

A. Patient needs more vasopressin
B. Vasopressin-induced coronary vasoconstriction, requiring physician notification and potential discontinuation
C. Hypoglycemia
D. Allergic reaction
nmdcat.online BS Nursing
Jun 6, 2026

156. A patient is receiving a continuous infusion of norepinephrine for septic shock. The nurse observes new onset of severe tachycardia. What medicinal concern is immediate?

A. Insufficient norepinephrine dose
B. Norepinephrine-induced tachycardia, requiring physician notification and possible dose reduction
C. Bradycardia
D. Sedation
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

158. A nurse is troubleshooting an infusion pump alarm “air in line.” What is the technical troubleshooting step?

A. Ignore the alarm
B. Prime the tubing to remove air bubbles, and ensure all connections are secure
C. Increase the infusion rate
D. Decrease the infusion rate
nmdcat.online BS Nursing
Jun 6, 2026
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