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Derm Intro 1

Derm

QuestionAnswer
functions of the skin protective, sensory, makes active V D, identiviation/social communiction
layers of the skin epidermis, dermis, subcutaneous fat
layers of epidermis stratum corneum, stratum granulosum, stratum spinosum, stratum basale
major cell population (80%), immune function keratinocyte
derived from neural crest, same number in all races, also found in hair follicles, brain, and eyes melanocytes
antigen presenting cell in the skin langerhans cells
layers of dermis papillary, reticular
most of the dermis is made up of the reticular dermis
layer of the dermis that contains blood vessels, hair follicles, sebaceous glands, and muscles, sweat glands reticular dermis
types of sweat glands eccrine, apocrine
type of sweat gland involved in thermoregulation, found all over the whole body eccrine
type of swear gland involved in scent, found in axilla, genitals, ears, eyelids, mammary apocrine
cells of the dermis fibroblasts, mast cells, macrophages
cell of the dermis that synthesizes collagen fibroblasts
cell of the dermis that has many IgE receptors on their surface, cause hives Mast cells
means net like reticulated
lesion that looks like a coin nummular
flat (non-palpable), alteration in color, size is 1cm or less, macule
a large macules (>1cm) patch
raised (palpable), size is 1cm or less, color can vary, papule
a pearly papule with telangiectasia is probably basal cell carcinoma
is a large papule >1cm plaque
dark brown, waxy papule seborrheic keratosis
raised and filled with clear fluid, size is 1cm or less vesicle
a large vesicle >1cm bulla
dew drops on a rose petal vesicles on an erythematous base (chicken pox)
raised (palpable), circumscribed collection of inflammatory cells and free fluid, variable in size pustule
raised solid, often round, deeper than papule, size is 1cm or less nodule
a large nodule >1cm tumor
skin lesion formerly known as hive wheal
firm, edematous papule or plaque, fluid filled but fluid is bound, flat-topped elevations, transient in nature, type I hypersensitivity reaction wheal
secondary skin lesions scale, crust, erosion, ulcer, fissure, atrophy
secondary skin lesion formerly known as scab crust
collection of serum, blood, or pus crust
focal loss of epidermis, heals without scarring erosion
focal loss of epidermis and dermis, heals with scarring ulcer
linear crack (occurs following lichenification) fissure
erosions from scratching excoriation
enhancing of lines already in the skin lichenification
Flat brown spots with sharp borders on dorsum of hand Lentigines
Erythematous, dome-shaped nodule with central plug Keratoacanthoma
Pearly papule with umbilicated center Molluscum contagiosum
Sexually active person w/ rash on palms & soles, general LAD Secondary syphilis (Money spots); VDRL will confirm
layers of the skin epidermis, dermis, subcutaneous fat
layers of epidermis stratum corneum, stratum granulosum, stratum spinosum, stratum basale
derived from neural crest, same number in all races, also found in hair follicles, brain, and eyes melanocytes
antigen presenting cell in the skin langerhans cells
layers of dermis papillary, (mostly) reticular
layer of the dermis that contains blood vessels, hair follicles, sebaceous glands, and muscles, sweat glands reticular dermis
types of sweat glands Eccrine (thermoregulation), apocrine (scent: in axilla, genitals, ears, eyelids, mammary)
cells of the dermis Fibroblasts (synthesize collagen), mast cells, macrophages
Dermis cell: has many IgE receptors on its surface, cause hives Mast cells
flat (non-palpable), alteration in color, size is 1cm or less: macule
a large macules (>1cm) patch
raised (palpable), size is 1cm or less, color can vary: papule
large papule >1cm = plaque
Created by: Abarnard