Laser Certification 2025/2026 Exam
Questions and Verified Answers |
Already Graded A+
define photobiomodulation - 🧠ANSWER ✔✔light therapy
this type of laser is used on soft tissue only - 🧠ANSWER ✔✔argon (diode)
this type of laser is used on all tissues - 🧠ANSWER ✔✔erbium
variables affecting the outcome of laser interaction - 🧠ANSWER
✔✔wavelength
target composition
energy transfer
power
interaction time
spot size
basic functions of a laser - 🧠ANSWER ✔✔ablate
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,decontaminate
stimulate
the ___ of a laser affects its function - 🧠ANSWER ✔✔wavelength
characteristics of light - 🧠ANSWER ✔✔travels in a straight lines
travels in waves
carries energy
gives off multiple light rays
LASER - 🧠ANSWER ✔✔light amplification by stimulated emission of
radiation
Frequency - 🧠ANSWER ✔✔the number of complete wavelengths that pass
a point in a given time
frequency is measured in - 🧠ANSWER ✔✔Hertz
how does amplitude affect frequency? - 🧠ANSWER ✔✔the higher the
amplitude, the higher the frequency
diode laser position on electromagnetic spectrum - 🧠ANSWER ✔✔low
infrared
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, CO2 laser position on electromagnetic spectrum - 🧠ANSWER ✔✔far
infrared
erbium laser position on electromagnetic spectrum - 🧠ANSWER ✔✔mid
infrared
all colors focused together produce - 🧠ANSWER ✔✔white light
what creates the color of the laser? - 🧠ANSWER ✔✔the active medium
active medium - 🧠ANSWER ✔✔the source of atoms that undergo excitation
in a laser; can be a gas (CO2, argon), crystal (erbium, YAG, Nd), or
semiconductor (diode)
cones in the eye are responsible for seeing - 🧠ANSWER ✔✔color
rods in the eye are responsible for - 🧠ANSWER ✔✔night vision, low light
the amount of light produced depends on - 🧠ANSWER ✔✔the temperature
of the source
white light - 🧠ANSWER ✔✔multiple wavelengths
travels in multiple directions
incoherent
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
Questions and Verified Answers |
Already Graded A+
define photobiomodulation - 🧠ANSWER ✔✔light therapy
this type of laser is used on soft tissue only - 🧠ANSWER ✔✔argon (diode)
this type of laser is used on all tissues - 🧠ANSWER ✔✔erbium
variables affecting the outcome of laser interaction - 🧠ANSWER
✔✔wavelength
target composition
energy transfer
power
interaction time
spot size
basic functions of a laser - 🧠ANSWER ✔✔ablate
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,decontaminate
stimulate
the ___ of a laser affects its function - 🧠ANSWER ✔✔wavelength
characteristics of light - 🧠ANSWER ✔✔travels in a straight lines
travels in waves
carries energy
gives off multiple light rays
LASER - 🧠ANSWER ✔✔light amplification by stimulated emission of
radiation
Frequency - 🧠ANSWER ✔✔the number of complete wavelengths that pass
a point in a given time
frequency is measured in - 🧠ANSWER ✔✔Hertz
how does amplitude affect frequency? - 🧠ANSWER ✔✔the higher the
amplitude, the higher the frequency
diode laser position on electromagnetic spectrum - 🧠ANSWER ✔✔low
infrared
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, CO2 laser position on electromagnetic spectrum - 🧠ANSWER ✔✔far
infrared
erbium laser position on electromagnetic spectrum - 🧠ANSWER ✔✔mid
infrared
all colors focused together produce - 🧠ANSWER ✔✔white light
what creates the color of the laser? - 🧠ANSWER ✔✔the active medium
active medium - 🧠ANSWER ✔✔the source of atoms that undergo excitation
in a laser; can be a gas (CO2, argon), crystal (erbium, YAG, Nd), or
semiconductor (diode)
cones in the eye are responsible for seeing - 🧠ANSWER ✔✔color
rods in the eye are responsible for - 🧠ANSWER ✔✔night vision, low light
the amount of light produced depends on - 🧠ANSWER ✔✔the temperature
of the source
white light - 🧠ANSWER ✔✔multiple wavelengths
travels in multiple directions
incoherent
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
