CANS Laser, Light & Energy-Based Therapies

Question 1

What is the primary target of laser hair removal treatments?

Accepted Answer

Melanin in the hair follicle

Answer

Laser hair removal targets melanin in the hair follicle to selectively damage and reduce hair growth.

Question 2

Which Fitzpatrick skin types are at highest risk for hyperpigmentation after laser treatment?

Accepted Answer

Types IV-VI

Answer

Fitzpatrick skin types IV-VI are more prone to hyperpigmentation due to higher melanin content in the skin.

Question 3

What is the role of cooling devices in laser treatments?

Accepted Answer

Protect the epidermis and minimize discomfort

Answer

Cooling devices help protect the epidermis, enhance comfort, and reduce thermal injury during laser procedures.

Question 4

Which energy-based treatment is best suited for improving skin texture and stimulating collagen?

Accepted Answer

Radiofrequency treatment

Answer

Radiofrequency devices deliver heat to the dermis, which stimulates collagen production and improves skin texture.

Question 5

Which precaution is critical before performing IPL (Intense Pulsed Light) therapy?

Accepted Answer

Avoid sun exposure and tanning

Answer

Avoiding sun exposure and tanning reduces the risk of burns and pigment changes during IPL treatments.

(CANS) Certified Aesthetic Nurse Specialist Practice Test