Below is a set of 100 revision questions designed to help you review key concepts for the CNA (Certified
Nursing Assistant) exam in Florida. Each question is followed by multiple‐choice options, the correct
answer, and a brief rationale to explain why that answer is correct. Use these to test your knowledge
and identify areas for further review.
1. What is the most effective way to prevent the spread of infection?
A. Wearing gloves only
B. Regular hand washing
C. Using face masks all the time
D. Wearing gowns
Answer: B. Regular hand washing
Rationale: Hand hygiene is the single most important method to prevent the transmission of pathogens.
2. Which of the following vital signs is considered normal for an adult at rest?
A. Pulse: 40-60 bpm
B. Respirations: 12-20 per minute
C. Temperature: 96°F (35.6°C)
D. Blood pressure: 160/100 mmHg
Answer: B. Respirations: 12-20 per minute
Rationale: Normal respiratory rate for an adult is 12-20 breaths per minute. Other values listed are
either too low or high.
3. When providing bed baths, what is the first step you should take?
A. Remove all clothing from the patient
B. Explain the procedure to the patient
C. Apply soap directly to the skin
D. Fill the basin with hot water
Answer: B. Explain the procedure to the patient
Rationale: Explaining the procedure helps reduce patient anxiety, ensures cooperation, and upholds the
patient’s right to be informed.
4. Which position is best for a patient who is at risk for aspiration?
,A. Supine
B. Prone
C. Semi-Fowler’s
D. Trendelenburg
Answer: C. Semi-Fowler’s
Rationale: A semi-Fowler’s position (head of bed elevated 30-45°) is ideal to reduce the risk of
aspiration.
5. What is the purpose of using a gait belt during patient transfers?
A. To restrain the patient
B. To assist in repositioning and prevent falls
C. To measure the patient’s weight
D. To secure the bed rails
Answer: B. To assist in repositioning and prevent falls
Rationale: Gait belts provide a secure hold for caregivers during transfers, enhancing patient safety and
reducing fall risk.
6. Which term best describes a sudden, unexpected decrease in blood pressure upon standing?
A. Orthostatic hypotension
B. Hypertensive crisis
C. Bradycardia
D. Tachycardia
Answer: A. Orthostatic hypotension
Rationale: Orthostatic hypotension is characterized by a drop in blood pressure when a person moves
from lying or sitting to standing.
7. When caring for a patient with dementia, which approach is most beneficial?
A. Rely on short, simple instructions
B. Use complex medical terminology
C. Avoid eye contact
D. Provide inconsistent routines
Answer: A. Rely on short, simple instructions
Rationale: Patients with dementia benefit from clear, concise communication to reduce confusion and
agitation.
, 8. A patient’s skin is red, warm, and swollen over an area of pressure. What is the most likely stage of
pressure ulcer?
A. Stage I
B. Stage II
C. Stage III
D. Stage IV
Answer: A. Stage I
Rationale: Stage I pressure ulcers involve non-blanchable redness on intact skin without open wounds.
9. Which of the following is a key indicator of dehydration?
A. Increased urine output
B. Dry mucous membranes
C. Warm, moist skin
D. Hypotension only in severe cases
Answer: B. Dry mucous membranes
Rationale: Dry mucous membranes are a common sign of dehydration, along with other symptoms like
decreased skin turgor.
10. What is the best method to turn a patient who is unable to reposition themselves?
A. Pull the patient using the sheets
B. Use a draw sheet for assistance
C. Roll the patient quickly
D. Ask the patient to move on their own
Answer: B. Use a draw sheet for assistance
Rationale: A draw sheet helps reposition patients safely and reduces strain on both the patient and
caregiver.
11. Which of the following correctly describes a vital sign?
A. Temperature
B. Oxygen saturation
C. Pulse
D. All of the above
Answer: D. All of the above
Rationale: Temperature, oxygen saturation, and pulse are all essential vital signs monitored in patient
care.