IV IV Infection Control & Sterile Technique

Question 1

How often should administration sets used for continuous infusions of non-lipid solutions be changed according to CDC guidelines?

Accepted Answer

No more frequently than every 96 hours unless clinically indicated

Answer

Every 24 hours

Answer

Every 48 hours

Answer

Every 7 days

Question 2

What is the recommended hand hygiene technique before inserting a peripheral IV catheter?

Accepted Answer

Alcohol-based hand rub OR soap and water wash per WHO guidelines before any vascular access procedure

Answer

Alcohol-based hand rub for 10 seconds

Answer

Soap and water wash for 15 seconds only if hands are visibly soiled

Answer

Gloves alone are sufficient if hands are not visibly soiled

Question 3

Which antiseptic is recommended for skin preparation before peripheral IV insertion?

Accepted Answer

>0.5% chlorhexidine gluconate in alcohol (preferred) or 70% isopropyl alcohol

Answer

Povidone-iodine only

Answer

Isopropyl alcohol 70% alone

Answer

Benzalkonium chloride solution

Question 4

After applying chlorhexidine for skin antisepsis prior to IV insertion, what must the nurse do before proceeding?

Accepted Answer

Allow the area to air-dry completely

Answer

Wipe off excess with sterile gauze

Answer

Rinse with sterile water

Answer

Blot dry with a sterile towel

Question 5

What is the recommended dressing change interval for a transparent semipermeable membrane (TSM) dressing on a peripheral IV site?

Accepted Answer

Every 5–7 days or when soiled, loose, or damp

Answer

Every 24 hours

Answer

Every 48 hours

Answer

Only when the IV is discontinued

Question 6

Which practice best describes the 'scrub the hub' technique for needleless connectors?

Accepted Answer

Vigorously scrubbing the connector with 70% alcohol or chlorhexidine for 5–15 seconds and allowing to dry

Answer

Wiping once with an alcohol pad without friction

Answer

Applying a povidone-iodine swab and immediately connecting

Answer

Flushing the connector with saline before access