Skin and Its Functions Quiz

In the space provided, write the term from the list that best completes the statement. The outer, thinner layer of the skin that contains both living and dead cells is the ________.

• epidermis

• dermis

• hypodermis

• subcutaneous layer

In the space provided, write the term from the list that best completes the statement. The inner, thicker layer of the skin that contains blood vessels and nerves is the ________.

• dermis

• epidermis

• subcutaneous layer

• stratum corneum

In the space provided, write the term from the list that best completes the statement. A pigment that gives the skin, hair, and the irises of the eyes their color is ________.

• melanin

• keratin

• collagen

• elastin

In the space provided, write the term from the list that best completes the statement. Structures within the skin that produce an oily secretion called sebum are ________.

• sebaceous glands

• sweat glands

• hair follicles

• epidermal cells

In the space provided, write the term from the list that best completes the statement. The most serious form of skin cancer is ________.

• melanoma

• basal cell carcinoma

• squamous cell carcinoma

• actinic keratosis

In the space provided, write the letter of the choice that best completes the statement or answers the question. Functions of the skin include

• a. protecting the body from pathogens.

• b. controlling internal body temperature.

• c. sensing pressure, pain, heat, and cold.

• d. all of the above.

In the space provided, write the letter of the choice that best completes the statement or answers the question. What is one way to keep the skin healthy?

• a. Washing with strong soap several times a day

• b. Frequently touching the skin with the hands

• c. Choosing nonirritating skin-care products

• d. Avoiding foods that are rich in vitamin A

In the space provided, write the letter of the choice that best completes the statement or answers the question. A skin problem that is caused by a virus is

• a. warts.

• b. eczema.

• c. ringworm.

• d. athlete’s foot.

In the space provided, write the letter of the choice that best completes the statement or answers the question. What can help control the spread of head lice?

• a. Following a well-balanced eating plan

• b. Frequently vacuuming at home

• c. Using other people’s curling irons or hot combs

• d. Frequently wearing hats

In the space provided, write the letter of the choice that best completes the statement or answers the question. Which statement about the nails is false?

• a. Nails are made of dead cells containing keratin.

• b. Nails protect and support the fingers and toes.

• c. Keeping toenails long reduces the risk of nail infections.

• d. Trimming toenails straight across helps prevent ingrown nails.