FINAL EXAM AND PRACTICE COMPLETE QUESTIONS
& CORRECT ANSWERS / NEWEST EXAM 2025
Terms in this set (490)
Laser stands for what? Light
Amplification by
Stimulated
Emission of
Radiation
What is the distance Wavelength
measured in nanometers
between two peaks or two
troughs known as?
What is the chromophore Melanin in the hair shaft and bulb
when using the Nd:YAG
laser for hair removal?
What is the FDA class that Class IV
presents both a direct and
reflected hazard?
What is considered a melanin in the hair shaft and bulb
natural chromophore for
hair removal lasers?
Hair removal lasers are Curved
effective on which types of Distorted
hair follicles? Straight
,What is most likely the cause Detached hair becoming trapped under the skin
of red, itchy bumps in the
treatment area 10-14 days
after a patient's laser hair
removal treatment?
Laser hair removal is least Telogen
effective on follicles in what
stage of development?
The voluntary nationally American National Standards Institute (ANSI)
recognized group
establishing standards for
equipment use is known as?
types of epidermal cooling Bulk - gel (topical) contact - a window cooled by
circulating liquid cryogen spray - applied pre-laser
pulse air - zimmer cooler
LHR on patients with a Longer wavelengths (diode 810nm or Nd:YAG 1064nm)
Fitzpatrick of V & VI
requires?
Who is considered to be the Leon Goldman
"father of lasers" in
medicine?
Components of the laser A flashlamp/high intensity non-coherent light source,
include Lasing medium, Fiber optics and lenses
Scatter
What are the properties of
Transmission
light when it reacts with
Absorption
tissue?
Reflection
,What is the waiting period 180 days (6months)
before laser treatment after
a patient stops taking
Accutane?
Longer laser lengths, Deeper
penetrate the tissue
An increase in color in Hyperpigmentation
cells post treatment is
referred to as?
The duration on the pulse Pulse width
from a laser is known as?
What is most critical for Cooling the skin
protecting the skin during
laser hair removal?
What is considered the Oxyhemoglobin (blood)
chromophore when a
laser is used to treat red
spider veins?
Serum and lymph passing Edema
through vessel walls into
tissue is known as?
Permanent hair reduction A long term stable reduction in the number of hair regrowing after
according to the FDA is a treatment regime
defined as?
What is the correct definition The object that absorbs the light energy
of
"chromophore" as it relates
to laser treatment in general?
hypo/hyper-pigmentation
What can occur with
excess heating of the Hypertrophies
skin?
, A basic Fitzpatrick scale takes Skin color
into account what? Natural hair color
Sensitivity to sunlight
For best results during laser late anagen
hair removal treatments,
follicles should be in what
stage?
What is the primary reason Not all follicles are in the optimum growth stage
that multiple treatments are
necessary in laser hair
removal?
Aside from scalp follicles, 4-8 weeks
what is the typical length of
the anagen stage in most
other body areas?
What is the correct range for 390-700 nanometers
visible light in the
electromagnetic spectrum?
The ruby laser produces light 694nm
at which wavelength?
The time it takes the target Thermal Relaxation Time (TRT)
structures to lose a
percentage of the heat
absorbed is known as?
A watt per second Joule
What type of non-laser light Intense pulsed light (IPL) polychromatic
is also used for hair removal?
Atoms are always active
The law of thermodynamics
says that?