Exam 5: The Integumentary System

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

The concentric layers of a hair from external to internal are _____, _____, and _____.

A mild sunburn is an example of a _____ burn and involves only the _____ layer of the skin.

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

The two principal layers of skin are the epidermis and the subcutaneous layer.

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

Three major types of skin are recognized on the basis of certain structural and functional properties: thin skin, intermediate skin, and thick skin.

Give two different names for the layer indicated by C.

The layer of the epidermis containing the most layers of cells is the stratum _____.

Following a burn, charring and insensitivity to pain was found over the entire surface of the right lower limb, entire surface of right trunk and anterior surface of the right upper limb. Approximately what percent of the body surface had burns and how would you classify the burn?

Development of blisters following exposure of skin to heat is indicative of a first-degree burn.

Melanocytes synthesize melanin from which amino acid?

Describe the changes that occur in skin with age.

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

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

Describe the layers of the epidermis and discuss growth of the epidermis. Include a description of the different cell types. Accompany your answer with a labeled diagram.

The greatest amount of keratin is found where?

Thick skin, containing all five layers of the epidermis, is found in areas of all of the following except _____.

Lipids released by _____ granules of keratinocytes are responsible for reducing the passage of water through the skin.

What word does the letter "B" stand for in the American Cancer Society's ABCD guidelines for detecting malignant melanoma?