RELIAS INFECTION CONTROL FOR CNAS
EXAM QUESTION AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A INSTANT DOWNLOAD PDF
1. Which action is the most effective way to prevent the spread of
infection?
A. Wearing gloves
B. Hand hygiene
C. Wearing a mask
D. Cleaning equipment
Correct Answer: B. Hand hygiene
Rationale: Proper hand hygiene is the single most effective
method to prevent transmission of microorganisms.
2. When should a CNA perform hand hygiene?
A. Before eating only
B. After restroom use only
C. Before and after resident contact
D. At the end of the shift
Correct Answer: C. Before and after resident contact
Rationale: Hand hygiene before and after contact prevents both
acquiring and spreading infection.
3. Which type of precaution is used for residents with tuberculosis?
A. Contact precautions
, B. Droplet precautions
C. Airborne precautions
D. Standard precautions
Correct Answer: C. Airborne precautions
Rationale: TB spreads through airborne particles that remain
suspended in the air.
4. What personal protective equipment (PPE) is required when there
is a risk of splashing body fluids?
A. Gloves only
B. Mask only
C. Gown only
D. Gloves, mask, and gown
Correct Answer: D. Gloves, mask, and gown
Rationale: Full PPE protects mucous membranes and skin from
exposure to body fluids.
5. Standard precautions should be used for:
A. Only residents with infections
B. Only residents with open wounds
C. Only residents on isolation
D. All residents
Correct Answer: D. All residents
Rationale: Standard precautions assume all blood and body
fluids may be infectious.
6. Which microorganism commonly causes urinary tract infections?
A. Influenza virus
B. Escherichia coli (E. coli)
C. HIV
, D. Hepatitis B
Correct Answer: B. Escherichia coli (E. coli)
Rationale: E. coli is the most common cause of UTIs.
7. How should used needles be disposed of?
A. In a regular trash bag
B. Recapped then discarded
C. In a plastic bag
D. In a sharps container without recapping
Correct Answer: D. In a sharps container without recapping
Rationale: Sharps containers reduce the risk of needlestick
injuries.
8. Which sign may indicate an infection?
A. Low blood pressure
B. Fever
C. Clear urine
D. Increased appetite
Correct Answer: B. Fever
Rationale: Fever is a common sign of the body fighting infection.
9. What is the correct order for removing PPE?
A. Mask, gloves, gown
B. Gloves, mask, gown
C. Gloves, gown, mask
D. Gown, mask, gloves
Correct Answer: C. Gloves, gown, mask
Rationale: The most contaminated items are removed first to
prevent self-contamination.
EXAM QUESTION AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A INSTANT DOWNLOAD PDF
1. Which action is the most effective way to prevent the spread of
infection?
A. Wearing gloves
B. Hand hygiene
C. Wearing a mask
D. Cleaning equipment
Correct Answer: B. Hand hygiene
Rationale: Proper hand hygiene is the single most effective
method to prevent transmission of microorganisms.
2. When should a CNA perform hand hygiene?
A. Before eating only
B. After restroom use only
C. Before and after resident contact
D. At the end of the shift
Correct Answer: C. Before and after resident contact
Rationale: Hand hygiene before and after contact prevents both
acquiring and spreading infection.
3. Which type of precaution is used for residents with tuberculosis?
A. Contact precautions
, B. Droplet precautions
C. Airborne precautions
D. Standard precautions
Correct Answer: C. Airborne precautions
Rationale: TB spreads through airborne particles that remain
suspended in the air.
4. What personal protective equipment (PPE) is required when there
is a risk of splashing body fluids?
A. Gloves only
B. Mask only
C. Gown only
D. Gloves, mask, and gown
Correct Answer: D. Gloves, mask, and gown
Rationale: Full PPE protects mucous membranes and skin from
exposure to body fluids.
5. Standard precautions should be used for:
A. Only residents with infections
B. Only residents with open wounds
C. Only residents on isolation
D. All residents
Correct Answer: D. All residents
Rationale: Standard precautions assume all blood and body
fluids may be infectious.
6. Which microorganism commonly causes urinary tract infections?
A. Influenza virus
B. Escherichia coli (E. coli)
C. HIV
, D. Hepatitis B
Correct Answer: B. Escherichia coli (E. coli)
Rationale: E. coli is the most common cause of UTIs.
7. How should used needles be disposed of?
A. In a regular trash bag
B. Recapped then discarded
C. In a plastic bag
D. In a sharps container without recapping
Correct Answer: D. In a sharps container without recapping
Rationale: Sharps containers reduce the risk of needlestick
injuries.
8. Which sign may indicate an infection?
A. Low blood pressure
B. Fever
C. Clear urine
D. Increased appetite
Correct Answer: B. Fever
Rationale: Fever is a common sign of the body fighting infection.
9. What is the correct order for removing PPE?
A. Mask, gloves, gown
B. Gloves, mask, gown
C. Gloves, gown, mask
D. Gown, mask, gloves
Correct Answer: C. Gloves, gown, mask
Rationale: The most contaminated items are removed first to
prevent self-contamination.
