Multiple Choice
Which of the following statements accurately describes melanin's function in the integumentary system?
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5. Integumentary System
Introduction to the Integumentary System
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Which of the following can cause contact dermatitis?
A
Nickel
B
Dehydration
C
Vitamin D deficiency
D
Excessive sun exposure
Verified step by step guidance1
Understand the term 'contact dermatitis': Contact dermatitis is a type of skin inflammation that occurs when the skin comes into contact with a substance that causes an allergic reaction or irritation.
Identify common causes of contact dermatitis: It is often caused by allergens or irritants such as metals, chemicals, plants, or cosmetics.
Evaluate the options provided: Nickel is a well-known allergen that can cause contact dermatitis, especially in individuals who are sensitive to metals.
Consider the other options: Dehydration, Vitamin D deficiency, and excessive sun exposure are not typical causes of contact dermatitis. They may affect the skin in other ways but do not directly cause this condition.
Conclude that among the given options, nickel is the most likely cause of contact dermatitis due to its potential to trigger allergic reactions in sensitive individuals.
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