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WorksheetsElectrosurgery
Total questions: 20
Worksheet time: 7mins
Name
Class
Date
1.
What is the primary purpose of electrosurgery?
a)
To perform thermal imaging
b)
To cut and coagulate tissues
c)
To deliver medication to the patient
d)
To monitor vital signs
2.
What type of current is used in electrosurgery?
a)
Direct Current (DC)
b)
Alternating Current (AC)
c)
Pulsed Current
d)
Static Current
3.
What frequency range is typically used for electrosurgical devices?
a)
50-60 Hz
b)
300-500 kHz
c)
1-2 GHz
d)
100-200 MHz
4.
What is the standard color coding for the 'Cut' mode button on most electrosurgical units?
a)
Blue
b)
Yellow
c)
Red
d)
Green
5.
What color is typically associated with the 'Coagulation' mode on electrosurgical generators?
a)
Yellow
b)
Blue
c)
Green
d)
Red
6.
Which of the following is NOT a common electrosurgical modality?
a)
Monopolar
b)
Bipolar
c)
Laser Ablation
d)
Argon Plasma Coagulation
7.
What is the main benefit of using blended current in electrosurgery?
a)
Pure cutting with no coagulation
b)
Reduced smoke production
c)
Combination of cutting and coagulation
d)
Increased precision
8.
What is the main purpose of using coagulation modes in electrosurgery?
a)
To reduce power consumption
b)
To achieve hemostasis
c)
To minimize surgical site contamination
d)
To increase cutting speed
9.
What is the main risk associated with improper placement of the return electrode in monopolar electrosurgery?
a)
Insufficient coagulation
b)
Electrical burns
c)
Reduced power output
d)
Device malfunction
10.
Which safety measure is crucial when using argon plasma coagulation (APC)?
a)
Grounding the patient properly
b)
Avoiding use near oxygen sources
c)
Using low-frequency currents
d)
Applying saline solution continuously
11.
What is the primary safety concern when using electrosurgery in the presence of an oxygen-rich environment?
a)
Electrical shock
b)
Tissue desiccation
c)
Fire hazard
d)
Thermal spread
12.
What should be done if a patient suffers a burn at the grounding pad site during monopolar electrosurgery?
a)
Increase power settings
b)
Replace the grounding pad and check placement
c)
Switch to bipolar mode
d)
Continue the procedure with increased irrigation
13.
What is the primary function of a foot pedal in an electrosurgical unit?
a)
To adjust frequency
b)
To switch between cut and coagulation modes
c)
To start and stop the energy delivery
d)
To regulate cooling
14.
What type of electrode is used for superficial coagulation in electrosurgery?
a)
Needle electrode
b)
Ball electrode
c)
Loop electrode
d)
Blade electrode
15.
What is the primary purpose of the insulation on electrosurgical instruments?
a)
Enhance cutting efficiency
b)
Prevent unintended tissue injury
c)
Improve coagulation speed
d)
Increase power output
16.
What can cause capacitive coupling during laparoscopic electrosurgery?
a)
Use of monopolar instruments in bipolar mode
b)
Insufficient insulation of laparoscopic electrodes
c)
Excessive saline irrigation
d)
Using a smoke evacuator
17.
How can capacitive coupling be minimized during laparoscopic procedures?
a)
Using lower voltage settings
b)
Applying continuous irrigation
c)
Insulating metal components
d)
Using bipolar instead of monopolar modes
18.
Which factor primarily determines the cutting effect in electrosurgery?
a)
Voltage
b)
Current density
c)
Frequency
d)
Duration of application
19.
Which of the following materials is a good conductor of electricity?
a)
Rubber
b)
Glass
c)
Copper
d)
Wood
20.
Which of the following materials is a good insulator of electricity?
a)
Gold
b)
Plastic
c)
Silver
d)
Wet Gauge
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