Advanced Esthetic Services Review -- Master
Esthetics (Washington State) Exam Study
Guide with Practice Questions and Correct
Detailed Answers
What term refers to the vaporization, cutting, or removal of a portion of the epidermis and/or
dermis? - ✔✔Ablation
What do photons do? - ✔✔Travel at the speed of light in the form of a wave
What term refers to light energy that is "in phase"? - ✔✔Coherent light
What aspect of a laser determines the type of chromophore with which the light will react? -
✔✔Color
What is NOT one of the common chromophores in the body? - ✔✔Lymph
What is NOT one of the four tissue effects of lasers? - ✔✔Collection
What type of surface poses the greatest potential safety hazard when using lasers? - ✔✔Flat
and smooth
,What is the most commonly reported hazard for those working with laser devices? - ✔✔Eye
injuries
What are lasers usually named in reference to? - ✔✔Their medium
What term refers to the energy of a pulsed laser beam? - ✔✔Fluence
What unit of measurement is used to measure energy fluence in pulsed lasers? - ✔✔Joule
What term refers to the rate of energy being delivered to tissue by a laser light source? -
✔✔Power density
What body determines who can use a specific type of radiation-emitting electronic device? -
✔✔State regulatory agency
What term is used to refer to the entire laser apparatus used in a health care facility? -
✔✔Health Care Laser System (HCLS)
,What effect can the lens in the eye have on a laser's energy? - ✔✔Magnify its intensity by as
much as 100,000 times
Most laser eyewear has an optical density of _______ for visible and infrared wavelengths of
light. - ✔✔4 to 8
What statement about operating laser equipment is correct? - ✔✔You should document all
problems with the device in your service records
What should clients do during laser treatments to help prevent a fire? - ✔✔Refrain from
placing anything between the laser device and area of treatment
What is NOT one of the purposes for which CO2 and Er:YAG lasers were traditionally used?
- ✔✔Hair removal
What is the average surface coverage per treatment when using a Fraser laser to treat photo-
aging or acne scarring? - ✔✔20%
What are Q-switched lasers commonly used for? - ✔✔Treating pigmented lesions
, What is a diode laser with a wavelength of 800 nm used for? - ✔✔Hair removal
What type of laser is commonly used to treat vascular and pigmented lesions? - ✔✔Pulsed
dye
What is a quality of intense pulsed light (IPL)? - ✔✔Polychromatic
When should double and triple pulses be used when using IPL? - ✔✔When treating
pigmented lesions
What term refers to a current that flows on a path of least resistance between positive and
negative electrodes placed at opposite ends? - ✔✔Bipolar radiofrequency
What is NOT a benefit of LED rejuvenation? - ✔✔Stimulation of hair follicles
What is the MOST important function of Fitzpatrick typing? - ✔✔Helping to predict the
skin's response to treatments
What Fitzpatrick types are likely to be difficult to treat and have troubling complications,
such as hypopigmentation? - ✔✔Types IV and VI
Esthetics (Washington State) Exam Study
Guide with Practice Questions and Correct
Detailed Answers
What term refers to the vaporization, cutting, or removal of a portion of the epidermis and/or
dermis? - ✔✔Ablation
What do photons do? - ✔✔Travel at the speed of light in the form of a wave
What term refers to light energy that is "in phase"? - ✔✔Coherent light
What aspect of a laser determines the type of chromophore with which the light will react? -
✔✔Color
What is NOT one of the common chromophores in the body? - ✔✔Lymph
What is NOT one of the four tissue effects of lasers? - ✔✔Collection
What type of surface poses the greatest potential safety hazard when using lasers? - ✔✔Flat
and smooth
,What is the most commonly reported hazard for those working with laser devices? - ✔✔Eye
injuries
What are lasers usually named in reference to? - ✔✔Their medium
What term refers to the energy of a pulsed laser beam? - ✔✔Fluence
What unit of measurement is used to measure energy fluence in pulsed lasers? - ✔✔Joule
What term refers to the rate of energy being delivered to tissue by a laser light source? -
✔✔Power density
What body determines who can use a specific type of radiation-emitting electronic device? -
✔✔State regulatory agency
What term is used to refer to the entire laser apparatus used in a health care facility? -
✔✔Health Care Laser System (HCLS)
,What effect can the lens in the eye have on a laser's energy? - ✔✔Magnify its intensity by as
much as 100,000 times
Most laser eyewear has an optical density of _______ for visible and infrared wavelengths of
light. - ✔✔4 to 8
What statement about operating laser equipment is correct? - ✔✔You should document all
problems with the device in your service records
What should clients do during laser treatments to help prevent a fire? - ✔✔Refrain from
placing anything between the laser device and area of treatment
What is NOT one of the purposes for which CO2 and Er:YAG lasers were traditionally used?
- ✔✔Hair removal
What is the average surface coverage per treatment when using a Fraser laser to treat photo-
aging or acne scarring? - ✔✔20%
What are Q-switched lasers commonly used for? - ✔✔Treating pigmented lesions
, What is a diode laser with a wavelength of 800 nm used for? - ✔✔Hair removal
What type of laser is commonly used to treat vascular and pigmented lesions? - ✔✔Pulsed
dye
What is a quality of intense pulsed light (IPL)? - ✔✔Polychromatic
When should double and triple pulses be used when using IPL? - ✔✔When treating
pigmented lesions
What term refers to a current that flows on a path of least resistance between positive and
negative electrodes placed at opposite ends? - ✔✔Bipolar radiofrequency
What is NOT a benefit of LED rejuvenation? - ✔✔Stimulation of hair follicles
What is the MOST important function of Fitzpatrick typing? - ✔✔Helping to predict the
skin's response to treatments
What Fitzpatrick types are likely to be difficult to treat and have troubling complications,
such as hypopigmentation? - ✔✔Types IV and VI
