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Laser Hair Removal Exam Questions All Correctly Solved New Update (Verified A+ Pass)
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Laser Hair Removal Exam Questions All Correctly Solved New Update (Verified A+ Pass) What are the layers of the skin? - Answers - epidermis, dermis, hypodermis What are the 2 classifications of hair? - Answers - Vellus and terminal hair Pulse duration and fluence for fitz 1,2,3 - Answers -...

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  • October 20, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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Laser Hair Removal Exam Questions
All Correctly Solved New Update
(Verified A+ Pass)
What are the layers of the skin? - Answers -✔✔ epidermis, dermis, hypodermis

What are the 2 classifications of hair? - Answers -✔✔ Vellus and terminal hair

Pulse duration and fluence for fitz 1,2,3 - Answers -✔✔ -Use higher fluences
-Shorter pulse duration

Pulse duration and fluence for fitz 4,5 - Answers -✔✔ -Use a lower fluence
-Use a longer pulse duration

Normal systemic changes - Answers -✔✔ -Puberty
-Menopause
-Pregnancy

What are the factors that activate hair growth? - Answers -✔✔ -Increased blood supply
to the area
-Hormone stimulation

What is a chromophore for laser hair removal? - Answers -✔✔ Melanin

Examples of medical laser wavelengths, the different platforms - Answers -✔✔ -Ruby:
694 nm
-Alexandrite: 755 nm
-Diode: 800-810 nm
-Nd: YAG 1064 nm (neodymium: yttrium-aluminum-garnet)

What are the phases of hair growth - Answers -✔✔ anagen, catagen, telogen

Anagen - Answers -✔✔ -Active hair growth is occurring
-in early anagen, the follicle is growing and starting to deepen
-Hair is beginning to grow but has not yet reached the surface of the skin
-The mid-late anagen follicle has reached its maximum depth. The hair is fully visible
terminal hair on the surface of the skin.
-The hair shaft bulb is dark or black pigmented and very moist
-Dermal papilla directs and supports hair growth, enclosed by hair matrix

Catagen - Answers -✔✔ -Brief transitional stage
-Last only a few days to a few weeks

, -Hair folicle seperates from the papilla
-The hair shaft bulb is lighter or brown pigmented and lighter
-Hair folicle shorts 1/3 of its former length
-In late catagen, the thin cord of epidermal cells attaching the dermal papilla to the
shrunken hair reacts upwards, followed by underlyin g hair papilla, which also movesz
upwards.

Telogen - Answers -✔✔ -Resting or dormant period
-The papilla has detached from the follicle
- a "club" hair is terminal hair that has separated from the papilla that has risen to the
top of the follicle. eventually, it falls out
-The hair bulb has shrunken, is white, and consists of keratinized hair matrix cells
-Sometimes the follicle doesn't go through this phase.

Why gray hair does not absorb laser energy? - Answers -✔✔ Grey hair lacks pigment
or they do not have enough pigment granules, so, therefore, they cannot absorb enough
energy from the laser.

How is the skin nourished? - Answers -✔✔ Through blood and lymph

3 types of pigment seen in skin - Answers -✔✔ Melanin (brown, red, yellow and black
pigment)
Hemoglobin (red or bluish undertones of the skin)
Carotene (gives yellow undertone)

Hormone definition and their function - Answers -✔✔ -Hormones are chemical
substances that pass from their glands directly into the bloodstream.
-Act somewhat as catalysts, which can speed up or slow down the metabolic processes
of the body. They travel throughout the body usually targeting certain organs like a key
fitting into a certain lock so the role of specific hormones go to specific organs to carry
out specialized functions.

Why is shaving between treatments ideal for laser hair removal? - Answers -✔✔
Because hair grows in different stages, the best way to eliminate hair is to get it treated
when it is actively growing. Shave until the hair has finally stopped growing back.
After treatment, completely shave all the hairs away. Anything left will cause irritation or
surface burns

Hirsutism - Answers -✔✔ -Excessive and increased hair growth in women's in locations
where the occurrence of terminal hair normally is minimal or absent.
-It is a male pattern of body hair (androgenic hair)

Explain the difference between IPL and Laser, at least 3 points for each - Answers -✔✔
IPL

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