deck_3474709

Question 1

stasis dermatitis

Answer 1

-location: lower leg-etiology: lower extremity edema

Question 2

seborrheic dermatitis

Answer 2

-location: scalp-etiology: malassezia furfur

Question 3

atopic dermatitis

Answer 3

-location: flexor surfaces-etiology: filaggrin-associated with asthma and allergic rhinits

Question 4

psoriasis

Answer 4

-location: extensor surfaces, may include arthritis-may be associated with inc. risk of cardiovascular disease

Question 5

irritant dermatitis

Answer 5

-etiology: common irritants

Question 6

allergic contact dermatitis

Answer 6

-etiology: common allergens-delayed hypersensitivity reaction type 4-dx confirmed with patch testing

Question 7

ABCDEs

Answer 7

A-asymmetryB-border irregularityC-color variationD-diameter >6mmE-evolution

Question 8

keratoacanthoma

Answer 8

x

Question 9

Langerhans Cells

Answer 9

skin cell critical to antigen processing and presentation to lymphocytes in epidermis

Question 10

fibroblast

Answer 10

skin cell responsible for producing collagen

Question 11

pruritis

Answer 11

itch

Question 12

darker skin color is due to:

Answer 12

differences in packaging and distribution of melanin

Question 13

pacinian corpusles

Answer 13

responsible for sensation of fine touch

Question 14

meissners corpusles

Answer 14

x

Question 15

eccrine glands

Answer 15

x

Question 16

apocine glands

Answer 16

-primarily located in axilla

Question 17

sebaceous glands

Answer 17

exemplify holocrine gland secretion

Question 18

leukocytoclastic vascultitis

Answer 18

immune complex mediated

Question 19

Bowen’s Disease

Answer 19

-squamous cell carcinoma in situ-linked to HPV infection

Question 20

melassezia furfur

Answer 20

-associated with: tinea versicolor and seborrheic dermatitis

Question 21

hemidesmosome

Answer 21

-attach dermis to epidermis-in basement membrane zone

Question 22

desomsomes

Answer 22

• cell adhesion between keratinocytes in stratum spinosum

Question 23

Layers of Epidermis

Answer 23

surface- stratified squamous-stratum corneum-stratum granulosum- fillagrin cross links keratin filaments and is important in barrier functinon of skin-stratum spinosum-stratum basalis- melanocytes (skin color)-1 melanocyte: 10 keratinocytes-1 melanocyte can provide color to ~30 keratinocytes

Question 24

Layers of Dermis

Answer 24

-papillary -reticular-blood vessels and nerves present

Question 25

Fitzpatrick Skin Types

Answer 25

I. Never tans, always burns, frecklesII. Tans with difficulty, usually burns, frecklesIII. Average tanning, sometimes burns, frecklesIV. Easily tans, rarely burnsV. Very easy to tan, very rarely burnsVI. Never burns

Question 26

Melanin Types

Answer 26

-eumelanin- black to brown pigment-pheomelanin- yellow to red-brown pigment

Question 27

Skin Pigmentation Differences

Answer 27

Light Skin: melanosomes smaller and distributed in clusters above the nucleus in the keratinocyteDark Skin: melanosomes larger and distributed individuallythroughout the cytoplasm of the keratinocyte

Question 28

Flat Morphologies

Answer 28

-macule (<1 cm)-patch

Question 29

Raised Smooth Morphology

Answer 29

-papule (<1cm)-plaque-cyst-nodule (1-2cm)

Question 30

Fluid Filled Morphology

Answer 30

-vessicle (1 cm)-pustule (pus)

Question 31

eschar

Answer 31

crust

Question 32

Tzanck Prep

Answer 32

test for herpes

Question 33

Solar Elastosis

Answer 33

-acquired elastic disorder-indicates tissue from older person in sun exposed site

Question 34

Pseudoxanthoma Elasticum

Answer 34

-congenital elastic disorder-caused by mutation in MDR gene-"plucked chicken skin"

Question 35

acquired disease of ground structure

Answer 35

-cosmetic filler agent

Question 36

Ehlers Danlos Syndrome

Answer 36

-congenital disorder of collagen

Question 37

scurvy

Answer 37

-acquired disorder of collagen