Chapter 6: Diseases and Conditions of the Integumentary System: Overview

Question 1

comprising the skin and its accessory organs (hair, nails, and glands)

Answer 1

integumentary system

Question 2

what four things can skin receptors detect

Answer 2

touch, pressure, pain, and temperature

Question 3

three main structural layers of the skin

Answer 3

epidermis (outer layer)
dermis or corium (middle layer)
subcutaneous layer

Question 4

thin, cellular multilayered membrane that is responsible for the production of keratin and melanin

Answer 4

epidermis

Question 5

dense, fibrous layer of connective tissue that gives skin its strength and elasticity

Answer 5

dermis or corium

Question 6

thick, fat-containing section that insults the body against heat loss

Answer 6

subcutaneous layer

Question 7

small, flat circumscribed lesion of different color than normal skin

Answer 7

macule

Question 8

small, firm, elevated lesion

Answer 8

papule

Question 9

palpable elevate lesion; varies in size

Answer 9

nodule

Question 10

elevated erythematous lesion, usually containing purulent exudate

Answer 10

pPustule

Question 11

Elevated, thin-walled lesion containing fluid (blister)

Answer 11

vesicle

Question 12

large, slightly elevated lesion with flat surface, often topped by scale

Answer 12

plaque

Question 13

dry, rough surface or dried exudate or blood

Answer 13

Lichenification***

Question 14

Raised, irregular, and increasing mass of collagen resulting from excessive scar tissue formation

Answer 14

keloid

Question 15

small, deep, linear crack or tear in the skin

Answer 15

fissure

Question 16

cavity with loss or tissue from the epidermis and dermis, often weeping or bleeding

Answer 16

ulcer

Question 17

shallow, moist cavity in epidermis

Answer 17

erosion

Question 18

mass of sebum, keratin, and debris blocking the opening of a hair follicle

Answer 18

comedo

Question 19

inflammation of the skin

Answer 19

dermatitis

Question 20

squamous cell carcinoma (SCC), basal cell carcinoma (BCC), and malignant melanoma, represent the most common type of malignancy

Answer 20

Skin Carcinomas

Question 21

the most prevalent form of cancer worldwide

Answer 21

basal cell carcinoma (BCC)

Question 22

what is the ABCDE’s of malignant melanoma

Answer 22

A-Asymmetry (lack of equality in the diameter)
B-Border (notched, scalloped, or indistinct)
C-Color (uneven, varied)
D-Diamater (larger than 6mm)
E-Evolving (change in size, shape, color, elevation, or other traits)