1
, HESI RN Fundamentals Exam Review 2026
| Verified Q&A | Graded A+
1. A nurse is preparing to administer an enteral feeding
to a client via a nasogastric tube. Which action should the
nurse take first?
A) Flush the tube with 30 mL of water
B) Check gastric residual volume
C) Elevate the head of the bed to 30–45 degrees
D) Verify tube placement
2
,Answer: D) Verify tube placement
Rationale: Patient safety requires confirming the NG tube
is in the stomach (not lungs) before any feeding or
flushing. Aspiration risk is high if misplaced.
2. A client is on contact precautions for methicillin-resistant
Staphylococcus aureus (MRSA). Which personal protective
equipment (PPE) must the nurse wear before entering the
room?
A) Gloves only
B) Gown and gloves
C) Gown, gloves, and N95 mask
3
, D) Gown, gloves, and surgical mask
Answer: B) Gown and gloves
Rationale: Contact precautions require gown and gloves
for all interactions. Mask is not required unless there is risk
of splash (or airborne/droplet precautions).
3. A nurse is assessing a client’s heart rate. Which pulse
characteristic should the nurse document as "irregularly
irregular"?
A) Sinus tachycardia
B) Atrial fibrillation
4
, HESI RN Fundamentals Exam Review 2026
| Verified Q&A | Graded A+
1. A nurse is preparing to administer an enteral feeding
to a client via a nasogastric tube. Which action should the
nurse take first?
A) Flush the tube with 30 mL of water
B) Check gastric residual volume
C) Elevate the head of the bed to 30–45 degrees
D) Verify tube placement
2
,Answer: D) Verify tube placement
Rationale: Patient safety requires confirming the NG tube
is in the stomach (not lungs) before any feeding or
flushing. Aspiration risk is high if misplaced.
2. A client is on contact precautions for methicillin-resistant
Staphylococcus aureus (MRSA). Which personal protective
equipment (PPE) must the nurse wear before entering the
room?
A) Gloves only
B) Gown and gloves
C) Gown, gloves, and N95 mask
3
, D) Gown, gloves, and surgical mask
Answer: B) Gown and gloves
Rationale: Contact precautions require gown and gloves
for all interactions. Mask is not required unless there is risk
of splash (or airborne/droplet precautions).
3. A nurse is assessing a client’s heart rate. Which pulse
characteristic should the nurse document as "irregularly
irregular"?
A) Sinus tachycardia
B) Atrial fibrillation
4
