Exam 5: The Integumentary System

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

The integument consists of which of the following?

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

Vernix caseosa is secreted by sebaceous glands to protect the fetus from amniotic fluid.

The narrow strip of epidermis found on the surface of the proximal border of a nail is called _____.

Identify the layer sometimes referred to as stratum germinativum because of its role in forming new cells.

The _____ gives rise to the epidermis.

Differences in skin color are mainly due to the number of melanocytes in the epidermis.

Identify the deepest layer of the skin.

A is pointing to what structure?

Cells in the three most superficial layers of the epidermis receive a large supply of blood from blood vessels in the dermis.

______ is due to a buildup of the yellow pigment bilirubin in the skin. This condition gives a yellowish appearance to the skin and the whites of the eyes, and usually indicates liver disease.

Describe the tissues and structures of the two regions (layers) of the dermis.

Identify the specific layer in which cells begin dying.

Thin skin has fewer epidermal ridges, sudoriferous glands, and sensory receptors than thick skin.