CNT CLEAN NEEDLE TECHNIQUE
FINAL EXAM STUDY GUIDE
QUESTIONS AND VERIFIED SOLUTIONS
LATEST UPDATE THIS YEAR
1. According to Clean Needle Technique (CNT) standards, what is the most important step in
preventing the transfer of pathogens?
A. Hand hygiene
B. Using guide tubes
C. Wearing sterile gloves
D. Swabbing the skin with betadine
Answer: A
Conceptual Explanation: Hand hygiene is recognized by the CDC and WHO as the single
most important procedure for preventing the spread of infection in healthcare settings.
2. How long can the Hepatitis B virus (HBV) survive on environmental surfaces at room
temperature?
A. Up to 24 hours
B. Up to 3 months
C. Only 1 hour
,D. At least 7 days
Answer: D
Conceptual Explanation: HBV is highly resilient and can remain infectious on surfaces like
treatment tables or countertops for at least one week.
3. Which of the following is considered a ‘Clean Field’ in an acupuncture setting?
A. The entire treatment room
B. The clinician’s hands after washing
C. The patient’s skin surface
D. A designated area where only sterile needles and clean equipment are placed
Answer: D
Conceptual Explanation: A clean field is a specific area (like a tray or clean towel) where
equipment like sterile needles is placed to minimize contamination.
4. If an acupuncturist experiences a needlestick injury, what is the immediate first step?
A. Call the insurance company
B. Wash the area with soap and water
C. Apply 70% isopropyl alcohol to the wound
D. Report the incident to OSHA
Answer: B
, Conceptual Explanation: Immediate first aid for a needlestick injury involves washing the
area thoroughly with soap and water. Squeezing the site is not recommended.
5. What is the recommended concentration of isopropyl alcohol for skin preparation before
acupuncture?
A. 50%
B. 99%
C. 70%
D. 20%
Answer: C
Conceptual Explanation: 70% isopropyl alcohol is the standard for skin preparation as it
provides the most effective balance of penetration and evaporation for disinfection.
6. Which virus is most commonly transmitted through healthcare-associated needlestick
injuries?
A. Hepatitis C
B. HIV
C. Hepatitis B
D. Hepatitis A
Answer: C
FINAL EXAM STUDY GUIDE
QUESTIONS AND VERIFIED SOLUTIONS
LATEST UPDATE THIS YEAR
1. According to Clean Needle Technique (CNT) standards, what is the most important step in
preventing the transfer of pathogens?
A. Hand hygiene
B. Using guide tubes
C. Wearing sterile gloves
D. Swabbing the skin with betadine
Answer: A
Conceptual Explanation: Hand hygiene is recognized by the CDC and WHO as the single
most important procedure for preventing the spread of infection in healthcare settings.
2. How long can the Hepatitis B virus (HBV) survive on environmental surfaces at room
temperature?
A. Up to 24 hours
B. Up to 3 months
C. Only 1 hour
,D. At least 7 days
Answer: D
Conceptual Explanation: HBV is highly resilient and can remain infectious on surfaces like
treatment tables or countertops for at least one week.
3. Which of the following is considered a ‘Clean Field’ in an acupuncture setting?
A. The entire treatment room
B. The clinician’s hands after washing
C. The patient’s skin surface
D. A designated area where only sterile needles and clean equipment are placed
Answer: D
Conceptual Explanation: A clean field is a specific area (like a tray or clean towel) where
equipment like sterile needles is placed to minimize contamination.
4. If an acupuncturist experiences a needlestick injury, what is the immediate first step?
A. Call the insurance company
B. Wash the area with soap and water
C. Apply 70% isopropyl alcohol to the wound
D. Report the incident to OSHA
Answer: B
, Conceptual Explanation: Immediate first aid for a needlestick injury involves washing the
area thoroughly with soap and water. Squeezing the site is not recommended.
5. What is the recommended concentration of isopropyl alcohol for skin preparation before
acupuncture?
A. 50%
B. 99%
C. 70%
D. 20%
Answer: C
Conceptual Explanation: 70% isopropyl alcohol is the standard for skin preparation as it
provides the most effective balance of penetration and evaporation for disinfection.
6. Which virus is most commonly transmitted through healthcare-associated needlestick
injuries?
A. Hepatitis C
B. HIV
C. Hepatitis B
D. Hepatitis A
Answer: C
