Integumentary System Quiz

Which of the following is NOT a function of the integumentary system?

• Regulation of body temperature

• Synthesis of vitamin D

• Production of insulin

• Protection against pathogens

What is the outermost layer of the skin called?

• Dermis

• Epidermis

• Hypodermis

• Subcutaneous tissue

The protein that provides toughness and water resistance to the skin is:

• Melanin

• Collagen

• Keratin

• Elastin

Melanocytes are primarily responsible for:

• Producing sweat

• Producing melanin

• Producing keratin

• Producing sebum

Which of the following correctly matches the epidermal layer with its function?

• Stratum corneum – contains active melanocytes

• Stratum basale – site of mitosis and new cell production

• Stratum lucidum – found in thin skin only

• Stratum spinosum – contains Merkel cells

What mnemonic helps you remember the layers of the epidermis (superficial to deep)?

• Please Let’s Get Sun Burned

• Come Let’s Get Sun Burned

• Sun Burned Layers Protect Cells

• Cells Love Getting Sunburned

Which epidermal layer is most associated with thick skin, such as palms and soles?

• Stratum corneum

• Stratum lucidum

• Stratum granulosum

• Stratum basale

The layer of skin that contains hair follicles, sweat glands, and nerve endings is:

• Epidermis

• Dermis

• Hypodermis

• Subcutaneous layer

What protein found in the dermis provides structural support and strength?

• Elastin

• Melanin

• Keratin

• Collagen

Sebaceous glands produce:

• Sweat

• Keratin

• Sebum (oil)

• Melanin