Michigan Esthetician State Board Practice Exam

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Prepare for the Michigan Esthetician State Board Test. Study with flashcards and multiple choice questions, each question includes hints and explanations. Get equipped for your exam!

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What type of light is effective in treating psoriasis and acne?

Infrared light
Halogen light
Ultraviolet light
Visible light

The correct answer is: Ultraviolet light

Ultraviolet light is effective in treating conditions like psoriasis and acne due to its ability to influence the skin's biological processes. Specifically, ultraviolet rays, particularly UVA and UVB, have been utilized in dermatological treatments because they can help reduce inflammation and inhibit the growth of certain skin cells that contribute to psoriasis. In the case of acne, ultraviolet light can assist in reducing the bacteria associated with acne lesions, thereby alleviating breakouts. Additionally, UV light can promote skin cell turnover and encourage healing, which is beneficial in treating acne scars and hyperpigmentation. While infrared light is primarily focused on heat treatment, and halogen light is commonly used for its brightness and energy efficiency in various applications, neither of these types offers the same therapeutic benefits for skin conditions as ultraviolet light does. Visible light, although helpful in some skin treatments, does not have the same direct effect on psoriasis and acne as ultraviolet light.