chapter 5 questions
Which epidermal layer is found only on the palms of the hand and soles of the feet?
Stratum lucidum
What is a common, noncontagious, and chronic disorder of the sebaceous glands in which they secrete excessive oil?
acne vulgaris
What part of the skin contains blood vessels that help regulate body temperature?
dermis
The outermost layer of the skin is the
epidermis
Athlete's foot, which is characterized by itching and blisters between the toes, is caused by
fongus
Cryosurgery is the destruction of tissue by
freezing
Urticaria is also known as
hives
A condition in which body temperature rises above normal is called
hyperthermia
What is an acute, inflammatory, and contagious skin disease seen in babies and young children?
impetigo
Which system is made up of the skin and its appendages?
integumentary system
Macrophages in the skin that are effective in the defense against microorganisms are called
langerhans cells
A nail is formed in the
matrix bed (nail root)
"Aging" or "liver" spots are collections of what skin pigment?
melanin
Which protein protects the skin against ultraviolet rays of the sun?
melanin
Which of the following epidermal cells are the sensory receptors for touch?
merkel cells
What word root means pimple?
papill
he ridges on the inner surfaces of the fingers that create individual and characteristic fingerprint patterns are called
papillae
Light-skinned people generally have a greater proportion of which pigment in their skin?
phenomelanin
What is the best treatment for decubitus ulcers?
prevention
What is used to measure the percent of body surface that has been burned?
rules of nines
Which type of burn presents with pain, swelling, redness, and blistering of the epidermis and dermis?
second degree burn
A person with herpes zoster usually experiences
severe pain
A type of skin cancer that arises from the epidermis and occurs most often on the scalp and lower lip is
squamous cell carcinoma
The body's first line of defense is formed by the
stratum corneum
The epidermal layer containing melanocytes, keratinocytes, and Langerhans cells is the
stratum spinosum
Which type of skin lesion is characterized by a deep loss of skin surface?
ulcer
Ultraviolet light is necessary for the skin to manufacture what nutrient?
vitamin d
Viral infections that affect the skin surrounding or underneath the nail are called
warts
Underarm odor is caused by the interaction of bacteria and secretions from the
. sudoriferous glands.
According to the rule of nines, a person who has been burned on the anterior chest and abdomen has what percentage of his or her body surface burned?
18 percent
The best way to prevent the spread of infection is by hand-washing for ___ seconds.
20
According to the rule of nines, a person who has been burned on both arms and the left leg has what percentage of his or her body surface burned?
36 percent
The skin has how many functions?
7
What is the medical term for baldness?
alopecia
The word root alopec means
baldness
What is the most common type of skin cancer?
basal cell carcinoma
A person with hypoxia, or low oxygen levels, will likely have what color nail beds?
blue
The name given to glands found in the ear canal is
cerominous
The herpes zoster virus causes shingles and what childhood disease?
chicken pox
The integumentary system is made up of the skin and its appendages: hair, nails, sebaceous and sweat glands. The word integumentary means
covering
The hair is composed of three layers, the
cuticle, cortex, medulla
