FLS EXAM COMPREHENSIVE SCRIPT 2026
COMPLETE QUESTIONS AND SOLUTIONS
GRADED A+
⩥ how is gas transported to the patient. Answer: use sterile gas line with
filter
filter is in place to stop transmission of bodily fluids back to patient or to
next patient
⩥ maximum flow rate. Answer: 10L/min
⩥ what are other gases used for laparoscopically Answer: nitrous oxide
helium
⩥ what is the advantage of using CO2 gas Answer: inexpensive
does not support combustion
⩥ what is needed if CO2 gas tank Answer: a new gasket for a tank
appropriately sized wrench attached to insulflator
spare bolt
⩥ benefit of warm and humidified Co2 Answer: decrease post op pain
,increased body temp
not clinically significant for cases <90 min
⩥ what is an insufllator Answer: controls flow of gas from source into
the abdomen
⩥ where are suction devices needed? Answer: operative field
anesthesia
for NG tube
⩥ What are the components of the video tower Answer: light source
camera control unit
video monitor
insufflator
⩥ Describe the light source Answer: 300 watt xenon light source
⩥ what is the risk with the light source Answer: its a fire hazard
⩥ What is the picture in picture effect Answer: USG picture in corner
useful for intraoperative USG
,⩥ what should be checked if work space is lost while operating Answer:
check insufflator
⩥ what should be done prior to using Co2 tank? Answer: full tank, no
gas leaks by opening valvve
gasket is not damaged
spare gasket is available
spare tank
⩥ what is the pressure is the same or higher than the set pressure(flow
rate = 0) Answer: check for blockage
-kink in tube, unrelaxed patient
-valve not open
-status of muscle relaxation
⩥ what is possibly occurring if there is a low pressure but a high flow
rate Answer: leaking in the tube
disconnected tube
leaky port sites
injury going into hollow organ - bowel
, ⩥ what is there is low pressure but no flow Answer: check power on and
that its not in standby
check gas level in tank
⩥ what if there is a blank monitor Answer: disconnected cords, video
cables
blown bulb
disconnect light source/cable
⩥ what is the range of sizes of laparoscopes. Diameter? Length?
Answer: 2mm - 10mm
30-45cm
⩥ when does damage to scope increase Answer: as length increases and
diameter decreases
⩥ what light system is commonly used for scopes Answer: Hodgins Rod
Length System
⩥ what is the benefit of 0 degree scopes Answer: directly in line
small area
deep in pelvis
COMPLETE QUESTIONS AND SOLUTIONS
GRADED A+
⩥ how is gas transported to the patient. Answer: use sterile gas line with
filter
filter is in place to stop transmission of bodily fluids back to patient or to
next patient
⩥ maximum flow rate. Answer: 10L/min
⩥ what are other gases used for laparoscopically Answer: nitrous oxide
helium
⩥ what is the advantage of using CO2 gas Answer: inexpensive
does not support combustion
⩥ what is needed if CO2 gas tank Answer: a new gasket for a tank
appropriately sized wrench attached to insulflator
spare bolt
⩥ benefit of warm and humidified Co2 Answer: decrease post op pain
,increased body temp
not clinically significant for cases <90 min
⩥ what is an insufllator Answer: controls flow of gas from source into
the abdomen
⩥ where are suction devices needed? Answer: operative field
anesthesia
for NG tube
⩥ What are the components of the video tower Answer: light source
camera control unit
video monitor
insufflator
⩥ Describe the light source Answer: 300 watt xenon light source
⩥ what is the risk with the light source Answer: its a fire hazard
⩥ What is the picture in picture effect Answer: USG picture in corner
useful for intraoperative USG
,⩥ what should be checked if work space is lost while operating Answer:
check insufflator
⩥ what should be done prior to using Co2 tank? Answer: full tank, no
gas leaks by opening valvve
gasket is not damaged
spare gasket is available
spare tank
⩥ what is the pressure is the same or higher than the set pressure(flow
rate = 0) Answer: check for blockage
-kink in tube, unrelaxed patient
-valve not open
-status of muscle relaxation
⩥ what is possibly occurring if there is a low pressure but a high flow
rate Answer: leaking in the tube
disconnected tube
leaky port sites
injury going into hollow organ - bowel
, ⩥ what is there is low pressure but no flow Answer: check power on and
that its not in standby
check gas level in tank
⩥ what if there is a blank monitor Answer: disconnected cords, video
cables
blown bulb
disconnect light source/cable
⩥ what is the range of sizes of laparoscopes. Diameter? Length?
Answer: 2mm - 10mm
30-45cm
⩥ when does damage to scope increase Answer: as length increases and
diameter decreases
⩥ what light system is commonly used for scopes Answer: Hodgins Rod
Length System
⩥ what is the benefit of 0 degree scopes Answer: directly in line
small area
deep in pelvis
