NUR 4445 Integumentary System 1

NUR 4445 Integumentary System 1

• infant skin is thin with little subQ

fat

• infant skin contains more than adults

water

• all eccrine glands are present at birth located in the

secrete sweat

dermis

• infants have lighter color skin due to less

melanin

• adolescents

-skin thickens throughout childhood

• glands do not function until (located in the axilla and genitalia,

secrete sweat but with more lipids and protein)

-skin darkens, melanin is at adult levels

apocrine, puberty

6.

an eczematous eruption produced by irritant or allergic

contact dermatitis 1 / 3

7.

local exposure to an irritating substance

irritant

8.

allergic response to a sensitizing substance

allergic

• a substance that causes a response on the basis of irritation rather than an immunologic

response

contact dermatitis (irritant)

• common irritants

-soap/bubble baths -bleaches -solvents -acids - - -urine/feces

-intestinal secretions

food, salivia

• " "

redness around the mouth caused from saliva type of contact dermatitis

"lip lickers" dermatitis 2 / 3

12.-most common form of contact derm in infancy

-peak age 9-12 mo

diaper dermatitis

• type IV immunologic reaction (delayed hypersensitivity or cell-medicat- ed)

contact dermatitis (allergic)

• common areas for allergic contact derm

-eyelids -neck - -axilla

-anogenital area

-

hands, lower extremities

• contact derm - allergic

-usually with 1st exposure to the product

no reaction

• contact derm - allergic

-once , reaction ~ 8-12 hrs after exposure

sensitized

• contact derm - allergic
• / 3