LASER TECHNICIAN EXAM | QUESTIONS AND
ANSWERS.
Which is not a characteristic of a true laser?
A) Coherent
B) Broad Spectrum
C) Collimated
D) Monochromatic - Answer: B) Broad Spectrum
How does light Interact with tissue?
A) absorption
B) reflection
C) scattering
D) transmission
E) all of the above - Answer: E) all of the above
Name three chromophores that are targeted by IPL/BBL
A) water, melanin found in hair, oxyhemoglobin
B) melanin, tattoo ink, porphyrins
C) melanin, oxyhemoglobin, porphyrins
D) oxyhemoglobin, water, porphyrins - Answer: C) melanin, oxyhemoglobin, porphyrins
What is not a factor affecting depth of penetration
A) spot size
B) wavelength
C) pulse width
D) power - Answer: C) pulse width
1
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,What is a factor in determining skin type on the fitz scale
A) hair color
B) skin color
C) ethnic background
D) sun sensitivity
E) all of the above - Answer: E) all of the above
True or False, safety comes first, so with a darker skin type, always use a short pulse
width - Answer: False
True or false, cut off filters cut off all the light above the filter's designated wavelength -
Answer: False
Which is not an indication for IPL/BBL
A) fat reduction
B) acne
C) vascular lesions
D) pigmented lesions - Answer: A) fat reduction
Hair growth begins in the ...
A) papilla
B) bulb
C) buldge
D) none of the above - Answer: B) bulb
Which area of the hair must be destroyed for successful hair reduction?
A) bulb and buldge
B) whole follicle
2
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, C) hair matrix
D) none of the above - Answer: A) bulb and buldge
True or false, terminal hair is the soft downy hairs that cover our body - Answer: False
True or false, darker skin is ideal for performing hair reduction - Answer: False
Which wavelength is the gold standard for hair reduction?
A) 515nm
B) 560 nm
C) 810 nm
D) 640 nm - Answer: C) 810 nm
Which is not a hair growth cycle?
A) anagen
B) telogen
C) halogen
D) catagen - Answer: C) halogen
Which stage must hair be in for successful hair reduction?
A) halogen
B) telogen
C) anagen
D) catagen - Answer: C) anagen
True or false, longer wavelengths are safer for darker skins - Answer: True
3
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ANSWERS.
Which is not a characteristic of a true laser?
A) Coherent
B) Broad Spectrum
C) Collimated
D) Monochromatic - Answer: B) Broad Spectrum
How does light Interact with tissue?
A) absorption
B) reflection
C) scattering
D) transmission
E) all of the above - Answer: E) all of the above
Name three chromophores that are targeted by IPL/BBL
A) water, melanin found in hair, oxyhemoglobin
B) melanin, tattoo ink, porphyrins
C) melanin, oxyhemoglobin, porphyrins
D) oxyhemoglobin, water, porphyrins - Answer: C) melanin, oxyhemoglobin, porphyrins
What is not a factor affecting depth of penetration
A) spot size
B) wavelength
C) pulse width
D) power - Answer: C) pulse width
1
APPHIA - Crafted with Care and Precision for Academic Excellence.
,What is a factor in determining skin type on the fitz scale
A) hair color
B) skin color
C) ethnic background
D) sun sensitivity
E) all of the above - Answer: E) all of the above
True or False, safety comes first, so with a darker skin type, always use a short pulse
width - Answer: False
True or false, cut off filters cut off all the light above the filter's designated wavelength -
Answer: False
Which is not an indication for IPL/BBL
A) fat reduction
B) acne
C) vascular lesions
D) pigmented lesions - Answer: A) fat reduction
Hair growth begins in the ...
A) papilla
B) bulb
C) buldge
D) none of the above - Answer: B) bulb
Which area of the hair must be destroyed for successful hair reduction?
A) bulb and buldge
B) whole follicle
2
APPHIA - Crafted with Care and Precision for Academic Excellence.
, C) hair matrix
D) none of the above - Answer: A) bulb and buldge
True or false, terminal hair is the soft downy hairs that cover our body - Answer: False
True or false, darker skin is ideal for performing hair reduction - Answer: False
Which wavelength is the gold standard for hair reduction?
A) 515nm
B) 560 nm
C) 810 nm
D) 640 nm - Answer: C) 810 nm
Which is not a hair growth cycle?
A) anagen
B) telogen
C) halogen
D) catagen - Answer: C) halogen
Which stage must hair be in for successful hair reduction?
A) halogen
B) telogen
C) anagen
D) catagen - Answer: C) anagen
True or false, longer wavelengths are safer for darker skins - Answer: True
3
APPHIA - Crafted with Care and Precision for Academic Excellence.
