Integumentary System Review

Melanocytes are found in which layer of the skin?

• Stratum corneum

• Stratum basale

• Stratum spinosum

• Dermis

The primary function of melanin is to:

• Provide structure to the skin

• Produce oil

• Protect against UV radiation

• Regulate body temperature

Tags

NGSS.MS-LS4-4

What is the role of sebaceous glands in the skin?

• Producing sweat for temperature regulation

• Secreting oil to lubricate and protect the skin

• Producing melanin for skin pigmentation

• Synthesizing vitamin D

Which of the following is NOT a layer of the epidermis?

• Stratum granulosum

• Stratum corneum

• Stratum lucidum

• Stratum dermis

Which accessory organ of the integumentary system is responsible for producing hair?

• Sebaceous gland

• Sudoriferous gland

• Hair follicle

• Arrector pili muscle

Which of the following is a function of sweat glands?

• Secreting oil

• Synthesizing vitamin D

• Producing sweat to regulate body temperature

• Protecting against pathogens

The layer beneath the dermis that is primarily made up of fat and connective tissue is called the:

• Hypodermis (Subcutaneous)

• Epidermis

• Stratum basale

• Stratum corneum

The integumentary system helps maintain homeostasis by:

• Absorbing water from the environment

• Regulating body temperature and preventing water loss

• Secreting enzymes for digestion

• Supporting the production of red blood cells

Vitamin D synthesis in the skin is triggered by exposure to:

• Heat

• UV light

• Cold temperatures

• Melanin

Which of the following is a potential risk factor for developing melanoma?

• Excessive sun exposure

• Consuming high-fat foods

• Lack of sleep

• Poor hydration