Exam 5: The Integumentary System

Fingernails consist of hardened glandular secretions from the tissue of the nail root.

Tattoos are created by injecting ink with a needle into the _____.

In the fifth or sixth month of fetal development, hair follicles produce delicate fetal hair called _____, which is usually shed prior to birth.

Together, the skin, hair, nails, glands, and associated muscles and nerves are an example of a/an:

Identify the type of cell that has an immune function.

Identify the cell type that produces melanin.

Which of the following contributes to the increased incidence of heat stroke in the elderly?

Acne is an inflammation of sebaceous glands.

Most of the age-related changes associated with the integumentary system occur in the epidermis.

Albinism is caused by a total lack of melanocytes.

Describe the damage of first, second, and third degree burns.

"Goose bumps" on the skin are due to contraction of smooth muscles called _____, which are associated with hair follicles.

Name the structure indicated by A.

Contraction of the _____ cause(s) "goose bumps."

Cells in the deepest layer of the epidermis divide to produce all other epidermal cells. From deepest to most superficial, the cells pass through the layers in what order? 1) stratum spinosum 2) stratum basale 3) stratum corneum 4) stratum lucidum (only in thick skin) 5) stratum granulosum

Which of the following is found in the stratum basale?

B is pointing to what structure?

Identify the specific structure indicated by B.

Which of the following statements about skin color is false?

The papillae of hair fill with ectoderm in which blood vessels develop.