Flashcards in FMS-Derm Deck (145)
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What is the largest organ of the body?
skin
1
What accounts for approximately 20% of the body's weight?
skin
2
What is the primary function of the skin?
protect the body against:
1. microorg. 3. loss of body fluids
2. UV radiation 4. stress of mechanical forces
3
T/F: The skin regulates body temperature.
TRUE
4
The skin is involved in the production of which vitamin?
Vitamin D
5
What are some genetic & environmental factors that affect the integumentary system?
1. skin becomes thinner, drier, wrinkled, & demonstrates changes in pigmentation
2. shortening & decreasing in number of capillary loops
3. fewer melanocytes & Langerhans cells
4. atrophy of sebaceous, eccrine, & apocrine glands
5. changes in hair color
6. fewer hair follicles & growth of thinner hair
6
flat circumscribed area of altered color that is <1cm
macule
7
raised, solid lesion <5mm-1cm
papule
8
flat, pigmented lesion >5mm-1cm
patch
9
>5mm flat-topped, raised leesion
plaque
10
transient swelling due to dermal edema
Wheal
11
solid, round circumscribed elevation of 1-2cm
nodule
12
elevated, solid lesion that may be clearly demarcated, deeper in the dermis & >2cm
tumor
13
<1cm papule containing clear fluid
vesicle
14
large (>5mm-1cm), circumscribed , fluid-containing elevation
Bulla
15
papule containing purulent fluid
pustule
16
encapsulated nodule containing fluid, cells, or keratin
cyst
17
small, dilated superficial blood vessels
telangiectasia
18
thick stratum corneum due to increased proliferation or keratincytes
scale
19
focal area of thickened skin with accentuation of skin lines due to rubbing/scratching
lichenification
20
irregular, elevated, enlarging scar caused by excessive collagen formation during healing, following surgery or other skin trauma
keloid
21
thin to thick fibrous tissue healed dermal layer or deeper, healed wound or surgical incision
scar
22
shallow abrasion, linear hallowed-out, crusted area
excoriation
23
linear, split in epidermis &/or crack in dermis (can be moist or dry)
fissure
24
partial loss of epidermis, heals without scarring
erosion
25
loss of epidermis & dermis, surface excudate &/or crusting often present; heals with scarring
ulcer
26
thinning of skin surface & loss of skin markings
atrophy
27
What are pressure ulcers a result of?
any unrelieved pressure on the skin
-pressure
-shearing forces
-friction
-moisture
28
What are some risk factors of pressure ulcers?
1.immobilization
2. incontinence
3. debilitation
29