Laser Exam 2026 Actual with Questions &
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Terms in this set (71)
Which best characterizes laser C - Monochromatic, collimated, coherent
waves:
A - Quasichromatic, non-collimated,
non-coherent
B - Multichromatic, non-collimated,
non-coherent
C - Monochromatic, collimated,
coherent
A laser pulse cycles between ON for B - 20%
5 ms and OFF for 20 ms. What is the
duty cycle?
A - 10%
B - 20%
C - 25%
D - 40%
,Which of the following lasers is used A - CO2 9,250 nm
on hard tissue?
A - CO2 9,250 nm
B - THOR
C - Nd:YAG 1064nm
D - Diodes 810-1064nm
What is the definition of Power? B - Amount of work performed per unit time,
expressed in watts (W)
A - Ability to perform work,
expressed in joules (J)
B - Amount of work performed per
unit time, expressed in watts (W)
C - A measurement of the total
amount of time that the pulse is
emitted
D - The power of a single, brief
emission from a laser programmed
for pulsed behavior rather than
continuous operation
When do you test fire a laser? B - Always test fire before use
A - When it is a new laser
B - Always test fire before use
C - Depends on the laser
D - Never
, Electromagnetic waves transport a. Empty Space
energy through
a. Empty Space
b. A material medium
c. Matter
d. Mechanical waves
Which is not a way lasers interact b. Transduction
with tissues?
a. Reflection
b. Transduction
c. Scattering
d. Absorption
Which laser wavelewngths can d. BothA&C
penetrate to the retina of the eye
and cause damage?
a. Diode wavelengths
b. Er:YAG
c. Nd:YAG
d. BothA&C
Light-induced fluorescence can be d. BothA&B
used for
a. Caries detection
b. Mucosal evaluation
c. Pain relief
d. BothA&B
Answers (Latest Update) 100%
Guarantee Pass (Verified Answers)
Save
Terms in this set (71)
Which best characterizes laser C - Monochromatic, collimated, coherent
waves:
A - Quasichromatic, non-collimated,
non-coherent
B - Multichromatic, non-collimated,
non-coherent
C - Monochromatic, collimated,
coherent
A laser pulse cycles between ON for B - 20%
5 ms and OFF for 20 ms. What is the
duty cycle?
A - 10%
B - 20%
C - 25%
D - 40%
,Which of the following lasers is used A - CO2 9,250 nm
on hard tissue?
A - CO2 9,250 nm
B - THOR
C - Nd:YAG 1064nm
D - Diodes 810-1064nm
What is the definition of Power? B - Amount of work performed per unit time,
expressed in watts (W)
A - Ability to perform work,
expressed in joules (J)
B - Amount of work performed per
unit time, expressed in watts (W)
C - A measurement of the total
amount of time that the pulse is
emitted
D - The power of a single, brief
emission from a laser programmed
for pulsed behavior rather than
continuous operation
When do you test fire a laser? B - Always test fire before use
A - When it is a new laser
B - Always test fire before use
C - Depends on the laser
D - Never
, Electromagnetic waves transport a. Empty Space
energy through
a. Empty Space
b. A material medium
c. Matter
d. Mechanical waves
Which is not a way lasers interact b. Transduction
with tissues?
a. Reflection
b. Transduction
c. Scattering
d. Absorption
Which laser wavelewngths can d. BothA&C
penetrate to the retina of the eye
and cause damage?
a. Diode wavelengths
b. Er:YAG
c. Nd:YAG
d. BothA&C
Light-induced fluorescence can be d. BothA&B
used for
a. Caries detection
b. Mucosal evaluation
c. Pain relief
d. BothA&B
