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47 Cards in this Set
- Front
- Back
No blood vessels in the |
Epidermis |
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Stratum basale, located on |
Basement membrane |
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New squamous epithelial cells form |
By mitosis in the stratum basale, only layer of epidermis where mitosis occurs |
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Stratum levels: (B, S, G, L, C) |
Basale, spinosum, granulosum, lucidum, corneum |
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Recessive trait leading to lack of melanin production |
Albinism |
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Small areas of hypopigmentation which may gradually spread to involve larger areas |
Vitiligo |
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Patches of darker skin, often on face, may develop during pregnancy |
Melasma or chloasma |
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Thick layer of connect tissue that includes elastic and collagen fibers |
Dermis |
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Urticaria (hives) result from |
Type I hypersensitivity reaction |
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Eczema |
Atopic dermatitis |
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Atopic refers to |
Inherited tendency toward allergic conditions |
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Eosinophilia and increased serum IgE levels indicate the allergenic basis for |
Atopic dematitis |
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Atopic dematitis, increased serum (blank) levels |
IgE |
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Chronic inflammatory skin disorder, considered to be genetic in origin |
Psoriasis |
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Abnormal activation of T cells and associated increase in cytokines in affected tissues |
Psoriasis |
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Glucocortoioids, tar preparations, antimetabolite methotrexate - treatments for |
Psoriasis |
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Autoimmune skin disorder that comes in several forms: |
Pemphigus |
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Types of pemphigus: |
Vulgaris (most common), foliaceus, erythematosus |
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Epidermis separates above basal layer |
Pemphigus vulgaris |
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Eryipelas |
Cellulitis |
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Cellulitis, usually caused by |
Staphylococcus aureus |
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Boil (furuncle) usually causes by |
S. aureus |
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Collection of furuncles |
Carbuncle |
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Group A, beta hemolytic Streptococcus (S. pyogenes, also responsible for strep throat) |
Acute necrotizing fascitis |
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Mycobacterium leprae |
Leprosy (Hansens disease) |
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HPV 6 and 11 |
Genital warts |
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HPV 1 through 4 |
Common plantar warts |
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Mycoses |
Fungal infections |
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Tinea |
Dermaphytoses or ringworm |
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Tinea capitis |
Scalp infection, microsporum canis or trichophyton tonsurans |
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Fungal infection of body, particular non-hairy parts |
Tinea corporis |
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Trichophyton mentagrophytes, trichophyton rubrum |
Tinea pedis, athlete's foot |
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Tinea unguium |
onychomycosis, infection in nails |
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Results from proliferation of basal cells |
Seborrheic ketatoses |
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Skin exposes to ultraviolet radiation, commonly arise in fair-skinned persons |
Actinic keratoses |
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Painless, malignant tumor of epidermis |
Squamous cell carcinoma |
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Arise from melanocytes in basal layer of epidermis, or from nevus (mole), grows quickly and metastasizes early |
Malignant melanoma |
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Forms part of etiology of Kaposis sarcoma |
Herpesvirus #8 (kSHV) |
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Variola |
Smallpox |
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Diagnosis isbased on a blood test, PCR or polymerase chain-reaction, andsymptoms. |
Lyme disease |
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Seborrheic keratosis,actinic keratosis and nevi (moles). |
Benign skin tumors |
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Arises from basal cell layer ofepidermis or hair follicles, are locally invasive, but very rarelymetastasize. |
Basal cell cancer |
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Arises from the epidermis and produces keratin. |
Squamous cell carcinoma |
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It is more serious than basalcell because of its tendency to metastasize |
Squamous cell carcinoma |
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A smooth, small, waxynodule that appears translucent. |
Basal cell carcinoma |
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Characterized by a firm, red nodule with visible scales |
Squamous cell carcinoma |
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A neoplasm composed ofabnormal melanocytes appearing in both the epidermis anddermis. |
Malignant Melanoma |