Integumentary System Quiz

What is the primary role of the skin in the human body?

• To produce hormones

• To circulate blood

• To regulate body temperature and protect internal organs

• To digest food

Which layer of the epidermis is composed of dead, cornified cells?

• Stratum Basale

• Stratum Spinosum

• Stratum Corneum

• Stratum Granulosum

What is the function of Langerhans cells in the epidermis?

• To produce melanin

• To enhance touch sensation

• To act as a barrier against water loss

• To consume worn-out cells and bacteria

What type of tissue is primarily found in the dermis?

• Epithelial tissue

• Nervous tissue

• Connective tissue

• Muscle tissue

Why do scars appear different from the surrounding skin?

• They contain more blood vessels

• They have more sweat glands

• They are composed of living cells

• They have a different collagen alignment

What is the primary component of the hypodermis?

• Muscle tissue

• Adipose tissue

• Bone tissue

• Nervous tissue

How do sweat glands help regulate body temperature?

• By constricting blood vessels

• By secreting sweat to cool the body

• By dilating blood vessels

• By producing oil

Which type of skin cancer is the most aggressive?

• Basal cell carcinoma

• Actinic keratosis

• Squamous cell carcinoma

• Melanoma

What is a characteristic of third-degree burns?

• They only affect the epidermis

• They only affect the dermis

• They cause less pain due to nerve damage

• They heal without scarring

What is a common cause of squamous cell carcinoma?

• Bacterial infection

• Prolonged UV radiation exposure

• Chemical exposure

• Genetic mutation