Chapter 8 - Skin Disorders & Diseases Flashcards Preview

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Flashcards in Chapter 8 - Skin Disorders & Diseases Deck (24)
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1
Q

Skin tag

A

A small brown-colored or flea colored outgrowth of the skin

2
Q

Verruca

A

Also known as wart; hyper trophy of the papillae and epidermis

3
Q

Basal cell carcinoma

A

Most common and least severe skin cancer; characterized by light or pearly nodules and has a 90 percent survival rate with early diagnosis

4
Q

Squamous cell carcinoma

A

More serious then (bcc) characterized by scaly red papules or nodules. It can spread to other parts of the body and survival rates depend on the stage at diagnosis

5
Q

Maglinant melanoma

A

Least common, but most dangerous, form of skin cancer; characterized by black or dark brown patches on the skin that may appear uneven in texture, jagged, or raised

6
Q

Asymmetry

A

One half of the mole does not match the other half

7
Q

Border irregularity

A

The edges of the mole are ragged or botched

8
Q

Color

A

The color of the mole is not the same all over. There may be shades of tan,brown, or black and sometimes even patches of red, blue, or white.

9
Q

Diameter

A

The mole is wider that about 1/4 (doctors are now finding melanomas that are smaller)

10
Q

Evolution

A

The mole evolves or changes; it may include darkening or variations in color, it may itch or hurt; may change in shape or growth

11
Q

Acne bacteria

A

Main food source is fatty acids

12
Q

Intrinsic factors

A

Skin-aging factors over which we have little control

Genetics,gravity,facial expressions

13
Q

Extrinsic factors

A

Environmental factors contribute to aging and the appearance of aging

14
Q

Uva rays

A

(Aging rays)
Deep-penetrating rays that can even go through a glass window. These rays weaken the collagen and elastin fibers causing wrinkles and sagging

15
Q

UVB

A

(Burning rays)
Sunburns, tanning of the skin, and the majority of skin cancers. These are shorter rays that stop penetration at the base of the epidermis

16
Q

Allergic contact dermatitis

A

When a person develops an allergy to an ingredient or a chemical, usually caused by repeated skin contact with the chemical.

17
Q

Sensitization

A

An allergic reaction created by repeated exposure to a chemical or a substance.

18
Q

Lesion

A

Mark on the skin that changes the structure of tissues or organs.
Freckles

19
Q

Primary lesions

A

Different color than than the color of the skin/ and or lesions that are raised above the surface of the skin

20
Q

Bulla

A

Large blister containing watery fluid ; similar to a vesicle.
(Contact dermatitis, large second decree burns, bulbous impetigo, perriphigus)

21
Q

Macule

A

Flat spot or discoloration on the skin

freckle or liver spot

22
Q

Pustule

A

Raised, inflamed papule with a white or yellow center containing pus in the top of the lesion
Acne, impetigo, folliculitus

23
Q

Tumor

A

Abnormal mass varying in size shape and color. Any type of abnormal mass, not always cancer.
(Cancer)

24
Q

Wheal

A

An itchy swollen lesion that can be caused by a blow, scratch, bite of an insect or urticaria (skin allergy) or the sting of a nettle.
Typically resolved on its own but refer if more than 3 days
(Hives,mosquito bites)