WorksheetsDBV30053 Unit 3.2: Electrosurgical Unit
Total questions: 15
Worksheet time: 8mins
Who first developed the electrosurgical unit?
Dr. William Bovie
Dr. Michael Brown
Dr. John Smith
Dr. Emily Johnson
What is the purpose of electrosurgical unit in surgery?
To cut tissue and control bleeding
To administer anesthesia
To monitor heart rate
To take X-rays
What are the applications of electrosurgical unit?
Only endoscopic surgery
Only ophthalmic surgery
Only dental surgery
All major surgery, endoscopic surgery, dental surgery
What is the difference between the active and neutral electrodes?
Active electrode has smaller cross-sectional area, neutral electrode has larger area
Active electrode has larger area, neutral electrode has smaller area
Both electrodes have the same area
There is no difference between the electrodes
What is the purpose of the blend current in electrosurgery?
To cool the tissue
To provide hemostasis only
To provide smooth cutting
To combine cutting and coagulation effects
What is the tissue effect of the coagulation mode?
Cuts the tissue with little hemostasis
Creates smooth cutting
Desiccates the tissue and seals bleeding vessels
Combines cutting and coagulation effects
What is the purpose of the fulguration mode in electrosurgery?
To cool the tissue
To provide smooth cutting
To cut the tissue with little hemostasis
To achieve hemostasis quickly over a large area
What is the common type of electrode used in electrosurgery?
Only balls loops
Only fine-tipped needles
Only blade
Blade, fine-tipped needles, balls loops, hooks
What is the purpose of the off time in electrosurgery?
To allow the tissue to cool creating hemostasis
To increase the cutting power
To decrease the coagulation effect
To stop the current flow
What are the components found on the front panel of an electrosurgical unit?
Only controls
Only power switch
Only indicators
Power switch, controls, button for recalling settings, indicators
How can you select the CUT mode on an electrosurgical unit?
Press MED button
Press HIGH button
Press SPRAY button
Press LOW, PURE, or BLEND button
What is the purpose of the footswitch in electrosurgery?
To activate the accessory
To increase the power
To select the mode
To turn the unit ON
What is the cause of the generator not responding when turned ON?
Faulty power cord
Incompatible footswitch
Power set too high
Malfunctioning footswitch
What is the purpose of the electrosurgical analyzer?
To control the unit
To activate the footswitch
To measure current in mA
To display power settings
What is the purpose of Plan Preventive Maintenance (PPM) in electrosurgical units?
To replace the generator
To schedule maintenance and prevent issues
To increase power output
To change electrodes
