Laser Certification Test Study Guide

Academy of Laser Dentistry (ADL) Laser Certification Test Study Guide (Latest Update 2025 / 2026) Questions & Answers | Grade A | 100% Correct

Question:

Which laser can cure composites?

Answer:

Argon

Question:

Which wavelength of lasers are absorbed primarily in hemoglobin and melanin?

Answer:

Short

• / 4

Question:

Which wavelength of lasers are absorbed by water or carbonated hydroxyapatite?

Answer:

Long

Question:

Materials in the core of the laser that also gives the laser its name?

Answer:

Active mediums

Question:

What kind of tissues are lasers attracted to?

Answer:

Dead cells

• / 4

Question:

Name some solid active mediums?

Answer:

Er: YAG

Er, Cr: YSGG

Nd: YAG

Question:

Name some gas active mediums?

Answer:

Carbon dioxide Argon

Question:

Name the semi-conductor active medium?

Answer:

Diode

• / 4

Question:

SEMICONDUCTORS=

Answer:

DIODES

Question:

Continuous wave is

Answer:

-Always on -Most damaging

Question:

Chopped, Gated, or pulsed waves are

Answer:

50% on and 50% off

Question:

Freed-running pulsed waves are

Answer:

-Short bursts of energy (mostly off)

• / 4