Mastering A&P: Chapter 4.2B

What type of burn does a patient have if blisters are present and the affected area is painful? - first degree - second degree - third degree - full thickness

Second degree

Acne is an infection of the __________ glands. - sebaceous - exocrine - apocrine - eccrine

Sebaceous

What prevents skin from becoming brittle? - hairs on the skin surface - sebum - sweat produced by eccrine glands - sweat produced by apocrine glands

Sebum

What type of burn damages the skin so severely that regeneration of the damaged tissue is NOT possible? - first-degree burn - second-degree burn - third-degree burn - an erythema

Third-degree burn

How is the rule of nines used by a clinician? - to identify whether a burn is first-, second-, or third-degree - to estimate fluid lost by the body by determining the extent of burns - to determine whether the patient can survive the burns - to diagnose the type of skin cancer

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

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? - 4.5 percent - 9 percent - 18 percent - 36 percent

36 percent

Drag the appropriate items to their respective bins.

Basal Cell Carcinoma: - least malignant and most common type of skin cancer - grows slowly and seldom metastasizes before being noticed Squamous Cell Carcinoma: - arises from cells in stratum spinosum - grows rapidly and metastasizes to lymph nodes if not removed Melanoma: - cancer of pigment-producing skin cells - metastasizes rapidly through lymph and blood vessels - evaluated using the ABCD rule

Which type of skin cancer is the least malignant but most common? - squamous cell carcinoma - basal cell carcinoma - malignant melanoma - impetigo

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) - basal cell carcinoma - melanoma - squamous cell carcinoma

Both types of carcinoma (basal cell and squamous cell)

What causes hair to stand up and the skin to dimple when one is cold or frightened? - apocrine sweat glands - sebaceous glands - hair follicles - contraction of arrector pili muscles

Contraction of arrector pili muscles

Which glands play a role in thermoregulation? - sebaceous glands - apocrine glands - eccrine glands - hair follicles

Eccrine glands

Which effect of aging is accelerated by smoking and sun exposure? - loss of subcutaneous tissue - loss of skin elasticity - thinning of the skin - decreasing oil production

Loss of skin elasticity

Which type of skin cancer the least common but is the cause of most skin-cancer-related deaths? - squamous cell carcinoma - melanoma - impetigo - basal cell carcinoma

Melanoma