quiz Flashcards
what is exfoliation
the process of removing dead skin cells
what does exfoliation promote
because you remove a layer of dead skin cells it promotes the growth of new cells
what is mechanical exfoliation
using an abrasive product to remove dead skin cells such as a scrub
what is chemical exfoliation
using natural substances such as enzymes or alpha hydroxy acids with other ingredients to cause a chemical reaction to remove dead skin cells
what is intercellular cement
substance that binds, adds strength, and mediates biochemical interaction between cells
what are the 6 factors of skin absorption
stratum corneum strength hydration level oiliness size of products molecules temperature of the skin pore size
what is the difference between atopic and contact dermatitis
atopic is hereditary and can progress throughout a lifetime while contact is a reaction from an external substance
what is seborrheic dermatitis
skin rash that has an oily appearance
usually on scalp
psoriasis
inherited condition that produces thick scaly skin patches
eczema
an eruption of small vesicles that create dry or moist lesions
hives
an allergic reaction that produces an eruption of rashes
what is a lesion
a change in the structure of the skin tissue
what are the 2 types of lesion
primary
secondary
what is a primary lesion
changes of the skin during the early stages of development
what is a secondary lesion
skin lesions that appear as a condition or disease
macule
discolouration on the skins surface (freckle)
wheal
solid formation above the skin (bug bite or allergic reaction)
what is the difference between a papule and pustule
papule is not inflamed and does not contain pus, pustule is inflamed and contains pus
what is a vesicle
blister- fluid fill elevation caused by accumulation of fluids or blood