Exam 5: The Integumentary System

The major regions of a hair shaft include all of the following except .

The outermost sheath of a hair follicle is the connective tissue root sheath.

Figure 5.1Using Figure 5.1, match the following: -Dense irregularly arranged, fibrous connective tissue.

Figure 5.1Using Figure 5.1, match the following: -A summertime golden bronze tan may not be a tan at all; especially if the skin appears almost metallic bronze, it may be the result of disease.

Figure 5.1Using Figure 5.1, match the following: -Sudoriferous gland.

is an inherited condition that affects the heme pathway; it leaves the skin scarred and gums degenerated, and may have led to the folklore about vampires.

Figure 5.1Using Figure 5.1, match the following: -List the layers of the dermis and describe the functions of the tissue that makes up each layer.

The dense fibrous connective tissue portion of the skin is located in the reticular region of the dermis.

The reason the hypodermis acts as a shock absorber is that .

Mary noticed a large, brown spot on her skin. She has been playing tennis in the sun for several years without sun protection. She reported the discovery to a friend, who told her to apply the ABCD rule to determine whether or not she had malignant melanoma. Her friend told her that if her answer was "no" to the questions that were asked by the ABCD rule, she had nothing to worry about. What is the ABCD rule and should she ignore the spot if her answers are negative?

Figure 5.2Using Figure 5.2, match the following: -Name the layers of the epidermis in order from the surface down.

Hair growth and density are influenced by hormones, nutrition, and, in some cases, lifestyle.

What are the most important factors influencing hair growth?

The dermis is a strong, flexible connective tissue layer. Which of the following cell types are likely to be found in the dermis?

Figure 5.2Using Figure 5.2, match the following: -Epidermis

A physician is often able to detect homeostatic imbalances in the body by observing changes in the skin color.

Which type of skin cancer appears as a scaly reddened papule and tends to grow rapidly and metastasize?

Figure 5.1Using Figure 5.1, match the following: -The are the small muscles located in the dermis that cause goose bumps.

Water loss through the epidermis could cause a serious threat to health and well- being. Which of the following protects us against excessive water loss through the skin?

The hyponychium is commonly called the cuticle.