Exam 5: Integumentary System

The amount of body area involved with a burn is determined by the

The contraction of the arrector pili:

Which of the following is NOT a complication of a major burn?

This layer of skin is composed of keratinocytes.

Which of the following will help cool the body?

In which layer of the epidermis are lamellar bodies formed inside keratinocytes?

A victim of an automobile accident goes into shock, which results in decreased blood flow. The victim's skin will

Name the layer from which fingernails and toenails are derived.

As skin cells move toward the surface of the body, they produce a protein that reduces water loss. This process is called

Melanin

With aging, individuals tend to feel colder and usually need the thermostat in their home set higher in the winter to feel warm enough. This is probably because the elderly

Scientists, studying skin microbes, have identified three unique strains of the bacterium P. acnes., all of which are found on the skin. These bacteria break down fats, resulting an a low skin pH. This low pH is alkaline in nature and makes the environment unfavorable to invading bacteria.

Which of the following hair colors is the result of a decrease in melanin?

This condition involves the development of white patches on the skin caused by the loss of melanocytes.

The stratum corneum beneath the free edge of the nail is the

Which of the following is the most common form of skin cancer?

What will develop when the skin is subjected to excess friction or pressure?

The vesicles that contain melanin are

Stretch marks develop on the abdomen of pregnant women because of stretching and rupture of the

Describe the effect of exposure to UV rays on the skin.