HAC Equipment Operation & Maintenance 3

Question 1

What is the purpose of the anti-tip wheels on a standard wheelchair?

Accepted Answer

To prevent the chair from tipping backward

Answer

Anti-tip wheels extend from the rear of the wheelchair to prevent it from tipping over backward.

Question 2

Before using a pulse oximeter, the healthcare aide notices the probe sensor light is not coming on. The BEST first action is to:

Accepted Answer

Check the battery and replace if needed

Answer

A dead or low battery is the most common reason a pulse oximeter probe fails to light up.

Question 3

A patient's nasogastric (NG) tube feeding pump is beeping with an 'air in line' alarm. The aide should:

Accepted Answer

Notify the nurse immediately and not attempt to clear the alarm alone

Answer

Air-in-line alarms on feeding pumps require nursing assessment; aides should not troubleshoot feeding tube equipment independently.

Question 4

Which disinfectant is typically recommended for cleaning reusable blood pressure cuffs between patients?

Accepted Answer

70% isopropyl alcohol wipes

Answer

70% isopropyl alcohol wipes are the standard EPA-approved disinfectant for non-critical items like blood pressure cuffs.

Question 5

A suction machine is running but not creating adequate suction. After checking the power, the aide should next check:

Accepted Answer

All tubing connections and the collection canister lid for leaks

Answer

Loose tubing or an improperly sealed canister lid are common causes of suction loss and should be checked second.

(HAC) Healthcare Aide Certification Practice Test