DEX IOT DAY 1 EXAM ACTUAL QUESTIONS WITH

DEX IOT DAY 1 EXAM (ACTUAL / ) QUESTIONS WITH

VERIFIED ACCURATE ANSWERS

What are the colors of the three tubes in the outflow tubing of the pump? - ---Answers---Clear, blue, and red.

What are the functions of the three tubes in the outflow tubing?

• ---Answers---Clear goes to handpiece, blue to a third

source, red is waste.

What is the operating mode of the Continuous Wave pump? - - --Answers---Inflow only.

How does the current flow in a monopolar RF ablation system?

• ---Answers---From patient to grounding pad to the machine

How does the current flow in a bipolar RF ablation system? - - --Answers---Only through tissues between the two electrodes of the ablation device.

How is mono polar different than bi polar? - ---Answers--- Uses less electricity and is less aggressive.

• / 3

How does bipolar destroy tissue? - ---Answers---Creates an energy layer in saline to break tissue bonds. It is a chemical reaction

What does ablation do? - ---Answers---Ablates and resects tissue while coagulating bleeding vessels.

How is ablation performed? - ---Answers---System generates specific radio frequency to create a current.

What kinds of bonds can ablation break? and which can it cannot? - ---Answers---It can break down organic bonds only like those found in tissue. It will not break down bonds found in gloves or suture. It may change the color on the suture however.

What does coagulation do? - ---Answers---Causes a thermal effect that makes blood vessels constrict and collapse

How does monopolar compare to bipolar in terms of heat? - -- -Answers---Monopolar devices are 10 times hotter.

What is the MP50 used for? - ---Answers---Anatomically designed for knee ablation with lower default settings.

Where is the carpal tunnel? - ---Answers---The space on the volar side of the wrist underneath the transverse carpal ligament. 2 / 3

What structures border the carpal tunnel radially? - --- Answers---The scaphoid tubercle and trapezium tubercle.

What structures border the carpal tunnel ulnarly? - --- Answers---The pisiform and the hook of the hamate.

What part of the carpal tunnel is made up by the proximal carpal row? - ---Answers---The floor of the carpal tunnel.

What part of the carpal tunnel is made up by transverse carpal ligament? - ---Answers---The ceiling of the carpal tunnel.

How many flexor tendons are in the carpal tunnel? - --- Answers---There are 9 flexor tendons.

What are the superficial flexors? - ---Answers---The 4 tendons of the flexor digitorum superficialis muscles.

What are the deep flexors? - ---Answers---The 4 tendons of the flexor digitorum profundus muscles.

What is the nerve found in the carpal tunnel? - ---Answers--- The median nerve.

• / 3