CBET Healthcare Technology Problem-Solving 3

Question 1

A surgeon reports that the electrosurgical unit (ESU) is not cutting effectively despite being set to the usual power level. The return electrode pad is properly applied. What should you check?

Accepted Answer

The active electrode tip for damage, carbon buildup, or improper connection

Answer

The room temperature setting

Answer

The anesthesia machine settings

Answer

The operating table height

Question 2

A laboratory centrifuge is producing excessive vibration during operation. What is the most likely cause and what safety risk does this present?

Accepted Answer

Imbalanced sample loading or worn rotor bearings, which risks rotor failure and projectile release

Answer

The centrifuge needs lubrication only

Answer

The power supply voltage is too high

Answer

The display panel is malfunctioning

Question 3

A syringe pump alarm indicates 'occlusion' repeatedly, but the IV line appears patent and free of kinks. What should be investigated?

Accepted Answer

The syringe barrel may be binding, the plunger driver mechanism may be worn, or a downstream stopcock may be partially closed

Answer

The pump needs a firmware update

Answer

The pump needs to be replaced

Answer

The patient needs to be repositioned

Question 4

After a power outage, several patient monitors fail to automatically reconnect to the central monitoring station. The network infrastructure has been verified as operational. What is the most likely issue?

Accepted Answer

The monitors lost their network configuration during the power interruption and need IP settings restored or DHCP leases renewed

Answer

The monitors need replacement

Answer

The central station software license expired

Answer

The monitors' display panels are damaged

Question 5

A patient reports receiving a mild tingling sensation when touching the bed rail while connected to a patient monitor. No alarm has triggered. What is the appropriate immediate action?

Accepted Answer

Immediately disconnect the patient from the monitor, remove the device from service, and perform electrical safety testing

Answer

Tell the patient it is normal static electricity

Answer

Increase the monitor alarm volume

Answer

Apply hand lotion to the patient's skin

Question 6

A blood gas analyzer is producing results that fail quality control. The QC material is within its expiration date and has been stored properly. What systematic troubleshooting approach should be taken?

Accepted Answer

Try a new QC lot, recalibrate the analyzer, check reagents and electrode condition, and contact manufacturer support if needed

Answer

Run patient samples anyway and note the QC failure

Answer

Turn the analyzer off and back on

Answer

Replace the entire analyzer