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75 Cards in this Set
- Front
- Back
Albinism
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generalized whiteness of the skin, hair and eyebrows, which is caused by a congenital inability to produce melanin.
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Alopecia
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partial or complete loss of hair
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Anemia
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decrease number in RBCs.
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Apocrine glands
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sweat glands associated with hair follicles.(think Apocrine=Axillary)
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arrector pili muscle
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muscle that causes contraction of the skin and hair="goosebumps"
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carotenemia is...
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an orange-yellow coloration of palmar and plantar surfaces caused by elevated levels of serum carotene.
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cherry angioma is...
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a bright-red, circumscribed area that may be flat or raised and that darkens with age.
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cyanosis is...
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blue coloration of the skin or nails that occurs when more than 5g/dl of hemoglobin is deoxygenated in the blood.
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dehydration is...
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lack of fluid in tissues.
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dermis
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second layer of skin(corium)
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ecchymosis
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a red-purple discoloration of varying size caused by extravasation of blood in the skin, (black & blue mark)
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eccrine glands
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sweat glands that are not associated with hair follicles
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eleidin
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transluscent substance that aids in the Formation of Keratin
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epidermis
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multilayer outer covering of the skin
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granulation tissue
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inflamed tissue, new vessels, and WBCs at the base of a wound in the process of healing
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hirsutism
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excessive body hair
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jaundice
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yellow-green to orange cast skin, caused by increased bilirubin level
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keratosis
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lesions of the epidermis characterized by o v e r growth of the horny layer
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lentigo
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liver spots
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lichenification
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localized roughness, thickness of the skin
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mast cells
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body's major source of tissue histamine, which triggers the body's reaction to invasive allergens
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matrix
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keratinized cells that form the nail plate
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nevi
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pigmented moles
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petechiae
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reddish-purple sking discoloration that is less than 0.5cm in diameter and does not blanch!
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pruritus
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SEVERE ITCHING!!
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spider angioma(star shaped)
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bright-red, STAR shaped marking that often has a central pulsation, it blanches when pressure is applied
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stratum germinativum
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basal layer of deepest layer of the epidermis
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venus star(linear shaped)
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linear shape blue vascular pattern on the skin
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vitiligo
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patchy, symmetrical areas of white on the skin
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FIVE main functions of the skin are:
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1)temperature,2)protection,3)pain,4)touch,5)pressure
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What normal variations may be noted on a dark-skinned patient?
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freckling of gums, gingiva may appear blue, vitiligo
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What is the "difference"between a primary lesion and a secondary lesion?
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A primary lesion originates from previously normal skin;
a secondary lesion originates from a primary lesion |
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What are the characteristics of a lesion?
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flat,raised, change in color, odor, measurement
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ABCDE Mnemonic for evaluatin skin lesions
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Asymmetry
Borders Color Diameter Elevation |
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Danger signs of potentially cancerous lesions:
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Rapid change in size, change in color, irregular borders, elevation in a previously flat mole, multiple colors in a lesion, pain or tenderness, inflammation, bleeding
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Stages of Pressure Ulcers:
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STAGE I: area is reddened but sking is not broken
STAGE II: the epidermal and dermal layers have sustained injury. STAGE III: the subcutaneous tissues have sustained injury. STAGE IV: Muscle tissue and, perhaps, bone have sustained injury. |
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First Degree burn:
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-epidermis injured or destroyed;-may be damage to the dermis;-hair follicles & sweat glands intact;-skin is red & dry;-burn is painful
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Second Degree burn:
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-epidermis & upper layers of the dermis=destroyed;-deeper dermis=injured;-skin=red blistery w/exudate;-also called "partial thickness burn"
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Third Degree burn:
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epidermis & dermis=destroyed;-subcutaneous tissue may be injured;-hair follicles,sweat glands & nerve endings=destroyed;-skin leathery in appereance;-burn is painless because nerve endings are destroyed;-also called "full-thickness burn"
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Fourth Degree burn:
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-skin is white, red, black,tan, or brown with exposed & damaged subcutaneous tissue, muscle or bone;-everything is destroyed so burn is painless.
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Functions of Hair:
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Warmth; protection; sensation
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Function of Nails:
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Protection to distal surface of digits
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Risk factors for Skin Cancer:
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UV light exposure, family hx of skin cancer, 2nd degree burns before age 18, acute sunburns,outdoor employment, melanocytic precursor lesion
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General assessment of Integumentary System:
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Well-lit room, good visualization, explain process to patient, provide warmth and privacy, head to toe assessment, may be include in regional exam for acute illness
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Ecchymosis
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may be a sign of abuse
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4-point grading scale for edema:
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+0 no pitting
+1 0"to 1/4" pitting +2 1/4' to 1/2" moderate +3 1/2" to 1" significant +4 1"+ severe pitting |
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angioedema:
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recurring episodes of noninflammatory swelling of the skin, brain, viscera, & mucous membranes. Rapid onset with resolution requiring hrs to days.
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lymphedema:
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edema due to the obstructionof a lymphatic vessel.
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Nonpalpable lesions:
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Macule, Patch
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Palpable lesions:
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Papule, Plaque, Nodules, Tumor, Wheal
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Fluid-filled cavity lesions:
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Vescicle, Bullae, Pustule, Cyst
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Above the skin surface lesions:
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Scales, Crust, Lichenification (roughness), Atrophy
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Below the skin surface lesions:
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Erosion, Fissure, Ulcer, Scar, Keloid, Excoriation
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Wound evaluation:
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Location, color, drainage, odor, size, depth, measure the borders, draw a picture to depict wound
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Inspection of Hair:
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Color, distribution=>alopecia, hirsutism, scalp lesions, palpate texture
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Inspection of Nails:
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Color, shape & configuration, nail angles, palpate texture
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More abnormal lesions:
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Rubella, Koplick's spots(measles), Scarlet fever, Rocky Mountain spotted fever(rash w/borders), Lyme's disease, Warts, Urticaria(histamine release)
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Gerontological variations of the skin:
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Wrinkles, loss of subcutaneous fat, dimished elasticity, lentigo(liver spots), keratosis(overgrowth of layer)
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Gerontological variations of the hair:
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Gray, Loss
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Gerontological variations of the nails:
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Thicken, yellow, overcurvature
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Arrangement of lesions:
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Individual= insect bites
grouped= herpes simplex confluent=childhood exanthema linear= poison ivy, dermatitis annular=ringworm polycyclic=urticaria,rx reactions generalized=measles zosteriform(along nerve root)=herpes zoster |
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Capillary refill should return to normal within:
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2 to 3 seconds
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melanochyia
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brown nail plate. ie. Addison's disease, malaria
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Leukonychia
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white striations or dots. ie. Trauma, infections, psoriasis,anemia, cirrhosis,hypercalcemia
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Normal nail angle:
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160*
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Curved nail variant of normal:
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160* or less
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Early clubbing:
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180*
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Onychomycosis:
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a fungal infection of the nail
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Pediculosis capitis:
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Head lice
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Tinea capitis:
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ringworm
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Spongy nail base is indicative of:
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nail clubbing caused by chronic bronchitis, emphysema, heart disease, or impaired tissue oxygenation over a long period
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Skin palpation is done with:
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dorsal surfaces of hands & fingers.
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The areas of ecchymosis that may indicate physical abuse are:
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base of the skull, face, buttocks, breasts, or abdomen, burns, belt buckle, bite marks
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Safety tips for the elderly:
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Identify environmental hazards and minimze risk; decrease risk for thermal injuries; maintain skin integrity and prevent damage
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The skin excretes:
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H2O, salts, nitrogenous wastes, vitamin D
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