Part 2 Integumentary System Quiz

Which of the following is a symptom of a first-degree burn?

• Blisters

• Charred skin

• Redness and pain

• White, leathery skin

What role does melanin play in protecting the skin?

• It absorbs harmful UV radiation

• It prevents dehydration

• It enhances vitamin D production

• It strengthens collagen fibers

Which of the following is a common skin disorder characterized by red, itchy, and scaly patches?

• Psoriasis

• Melanoma

• Vitiligo

• Alopecia

Which skin disorder is characterized by the loss of skin color in patches?

• Eczema

• Acne

• Vitiligo

• Rosacea

What is the primary function of hair on the human body?

• To provide structural support

• To aid in digestion

• To regulate body temperature and provide protection

• To assist in nutrient absorption

Which mechanism is used by the skin to cool the body when overheated?

• Shivering

• Sweating

• Increased heart rate

• Muscle contraction

What is the primary function of the dermis layer of the skin?

• To store fat

• To provide structural strength and elasticity

• To produce melanin

• To act as a waterproof barrier

Which of the following is a function of the sebaceous glands in the skin?

• Producing sweat

• Producing oil to lubricate the skin

• Producing melanin

• Producing keratin

What is the role of keratin in the integumentary system?

• To provide pigmentation

• To form a protective layer

• To aid in digestion

• To regulate blood pressure

Which of the following best describes homeostasis in the integumentary system?

• Maintaining a constant heart rate

• Regulating body temperature and water loss

• Balancing blood sugar levels

• Controlling muscle movements