Hand Hygiene Quiz
Questions: 16 · 10 minutes
1. For routine handwashing, how long should you scrub your lathered hands before rinsing?
About 5 seconds
At least 20 seconds
At least 60 seconds every time
Until the water becomes hot
2. For routine handwashing at home, how does plain soap generally compare with consumer antibacterial soap?
Plain soap is generally effective; antibacterial soap has not been shown to be better for routine consumer use.
Antibacterial soap is required before preparing any food.
Plain soap works only when used with very hot water.
Plain soap removes dirt but not microbes.
3. Which statement about water temperature during handwashing is accurate?
Comfortable running water is appropriate; very hot water is unnecessary and may irritate skin.
Cold water prevents soap from working.
The water must feel uncomfortably hot to clean effectively.
Only hot water can remove disease-causing microbes.
4. A sink is unavailable, and you use alcohol-based hand sanitizer. Which technique is correct?
Apply it only to the palms, where most contact occurs.
Wipe it off with a towel after a few seconds.
Cover all hand surfaces and rub until your hands are dry.
Add water so it spreads more easily over the skin.
5. In a public restroom, you have washed your hands at a sink with a manual faucet. If a disposable towel is available, how can you reduce recontamination?
Use the towel to turn off the faucet after drying.
Turn off the faucet with bare hands, then air-dry.
Leave the water running so the faucet is not touched.
Touch the faucet quickly before the hands are fully dry.
6. You handled raw chicken and now need to chop vegetables. What should you do first?
Put on gloves without cleaning your hands.
Rinse your fingertips briefly because they touched the chicken most.
Wipe your hands on a clean kitchen towel.
Wash your hands with soap and running water, then dry them.
7. You blow your nose while traveling, your hands are not visibly dirty, and no sink is available. What is the best available option?
Use an alcohol-based hand sanitizer containing at least 60% alcohol.
Wait until your hands begin to feel sticky.
Wipe your palms on a dry tissue.
Rub your hands together without using a cleaning product.
8. A healthcare worker removes examination gloves after contact with a patient. What should happen next?
Hand hygiene is unnecessary if the gloves did not tear.
Hand hygiene can wait until the end of the shift.
The worker only needs to clean the fingertips.
The worker should perform hand hygiene immediately.
9. When choosing an alcohol-based hand sanitizer, what minimum alcohol concentration is generally recommended?
At least 20% alcohol
At least 60% alcohol
Exactly 40% alcohol
Any concentration if the product has a fragrance
10. After gardening, your hands are visibly covered with soil. What is the most appropriate way to clean them?
Use hand sanitizer, then rinse briefly with water.
Rub them with a dry paper towel until the soil is gone.
Wash them thoroughly with soap and running water.
Rinse with running water without using soap.
11. Before preparing food, you notice dirt beneath your fingernails. What should you do?
Wear gloves over the unwashed hands.
Apply sanitizer over the nails without removing the visible dirt.
Trim the nails but skip washing if the fingertips look clean.
Clean beneath the nails as part of a thorough wash with soap and running water.
12. Why is thorough hand drying an important part of handwashing?
Drying permanently seals the skin against microbes.
Microbes can transfer more readily to and from wet hands than dry hands.
Drying activates antibacterial ingredients in plain soap.
Drying replaces the need to clean between the fingers.
13. You have a small cut on your hand and are about to prepare food. What is the appropriate response?
Leave the cut uncovered so soap can reach it during food preparation.
Cover it with a clean waterproof dressing and perform hand hygiene before starting.
Use sanitizer directly inside the cut instead of covering it.
Avoid washing that hand to keep the cut dry.
14. Someone in your home has vomiting and diarrhea, and you have just helped clean the bathroom. Which hand hygiene method is preferred?
Rubbing the hands with a dry disposable towel
Rinsing with hot water alone
Washing thoroughly with soap and running water
Using a small amount of non-alcohol hand gel
15. Which sequence best describes effective routine handwashing?
Apply soap to dry hands, wipe it off, then rinse the fingertips.
Wet the hands, rinse immediately, apply soap, then air-dry without further rinsing.
Wet the hands, apply soap, scrub all surfaces, rinse, and dry thoroughly.
Soak the hands in standing water, apply soap to the palms, then shake them dry.
16. A clinician is about to insert a urinary catheter using aseptic technique. When is hand hygiene specifically required?
Only after the procedure if gloves remain intact
At the beginning of the shift rather than before each procedure
Only when visible contamination is noticed
Immediately before the aseptic task, even when gloves will be worn