Mastering A&P

Squamous cell carcinoma arises from cells of the stratum spinosum.

True

The rule of nines is used to estimate how much of the body surface is burned.

True

Which of the following conditions is most likely to result in permanent hair loss?

a family history of baldness

Which of the following is an indication of melanoma?

a pigmented spot that contains areas of different colors

A genetic switch turns on male pattern baldness in response to ________.

age

Which type of skin cancer is the least malignant but most common?

basal cell carcinoma

There are three types of skin cancers. Which one(s) are derived from epithelial cells of the epidermis?

both types of carcinoma (basal cell and squamous cell)

Which of the following homeostatic imbalances is caused by a herpes simplex infection?

cold sores

Which effect of aging is accelerated by smoking and sun exposure?

loss of skin elasticity

What skin disorder is recognized using the ABCD rule?

melanoma

Which type of skin cancer the least common but is the cause of most skin-cancer-related deaths?

melanoma

In attempting to extinguish a stove fire, Renaldo burned his hands. The burned areas blistered and were red and painful. Renaldo experienced __________-degree burns

second

The type of burn that involves injury to the epidermis and the upper region of the dermis and is red, blistered, and painful is termed as a ________-degree burn.

second

What type of burn does a patient have if blisters are present and the affected area is painful?

second degree

What type of burn damages the skin so severely that regeneration of the damaged tissue is NOT possible?

third degree burn

How is the rule of nines used by a clinician?

to estimate fluid lost by the body by determining the extent of burns

A physician estimates the volume of fluid lost in a severely burned patient by ________.

using the "rule of nines"

The white, cheesy-looking substance that is produced by the sebaceous glands and protects a baby's skin while it is floating in its water-filled sac inside the mother is called ________.

vernix caseosa

If a person has third-degree burns on both anterior and posterior surfaces of the lower limbs, what percentage of the body surface area is burned?

36 percent

Which of the following letters in the ABCD rule for recognizing melanomas is incorrect?

D stands for diagnosis

Joe just burned his hand on a hot pot. A blister forms and the burn is painful; Joe's burn would best be described as a third-degree, or full-thickness, burn.

False

Milia is most common during old age when secretions accumulate in the sebaceous glands.

False

The ABCD rule is used for classifying burns.

False

The Staphylococcus infection of the skin that causes pink, water-filled, raised lesions is known as ________.

Impetigo