Chapter 5
The range of visible light portion from 40 nm to 700 nm is called:
electromagnetic spectrum
Defined as collimated light waves that travel in the same direction is:
coherent
One side of the forceps collects and returns the current back to the generator through the other tip is:
bipolar
LigaSure and Coblator are both considered:
bipolar devices
A study that combines computed tomography with isotope scanning to highlight chemical or metabolic activity?
PET
A laser beam that is invisible and must be combined with another laser beam to enable the surgeon to aim at the target tissue:
CO2
Laser used on an oral case:
Krypton laser is considered to be which of the following types of laser:
gas
During shock-wave lithotripsy, which of the following types of lasers would you expect to use?
tunable dye
What term describes the percentage of blood pumped out of a filled ventricle with each heartbeat?
ejection fraction
What special precautions should be taken when performing laser surgery on the larynx?
use a non-flammable ET tube
A laser that can transmit through clear fluid?
CO2
During laser surgery on the larynx, which of the following special precautions must be taken:
place dry towels around the patient's head
Lasers are named for their active medium: (T/F)
True
This study uses frequencies of one to ten million Hertz through human tissue for diagnostic purposes.
ultrasonography
Laser media that allows laser energy to be delivered directly to tissue through a filter or slit-lamp microscope:
solid
When placing the dispersive pad on the patient:
apply pad as close as possible to the operative site
A device that uses high-frequency sound waves to emulsify tumors while leaving other vascular structures intact:
CUSA
REID systems are used to track and monitor single instruments and instrument sets throughout all areas of the surgical department. (T/F)
True
A study exposes the patient to ionizing radiation:
MRI scan
The type of energy that cuts and coagulates tissue using mechanical vibration is:
ultrasonic
A standard patient safety measure when using the laser is:
protect patient's eyes from injury using sheilds or pads
HIPPA policies do not apply to an employee's home: (T/F)
False
Dye used for the identification of bacteria:
Crystal violet