SNLE Critical Care Nursing

Question 1

What does a hemodynamic reading of CVP 2 mmHg indicate?

Accepted Answer

Hypovolemia (low intravascular volume) requiring fluid resuscitation

Answer

Fluid overload

Answer

Normal fluid status

Answer

Right heart failure

Question 2

What is the nurse's priority action when a patient's ventilator alarm sounds 'High Pressure'?

Accepted Answer

Assess the patient immediately for secretions, kinking, biting, pneumothorax, or bronchospasm

Answer

Silence the alarm and continue monitoring

Answer

Increase the tidal volume

Answer

Remove the patient from the ventilator

Question 3

What are the signs of cardiac tamponade?

Accepted Answer

Beck's triad: hypotension, distended neck veins, and muffled heart sounds

Answer

Hypertension and bradycardia

Answer

Peripheral edema only

Answer

High urine output

Question 4

What is the correct compression-to-ventilation ratio for adult CPR?

Accepted Answer

30:2

Answer

15:1

Answer

15:2

Answer

5:1

Question 5

What is sepsis and what are the nursing priorities for early recognition?

Accepted Answer

Life-threatening organ dysfunction caused by dysregulated host response to infection — monitor for SIRS criteria, lactate levels, and organ dysfunction

Answer

A localized infection with no systemic effects

Answer

A type of surgical procedure

Answer

A chronic condition with no urgency

Question 6

How should a nurse manage a patient with an arterial line?

Accepted Answer

Zero and level the transducer at the phlebostatic axis, monitor waveform, assess the site for bleeding/infection, and perform Allen's test before insertion

Answer

No special monitoring needed

Answer

Only check blood pressure readings

Answer

Remove if the patient moves