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chapter 5
medical
| Question | Answer |
|---|---|
| what does integument mean | skin |
| what are 5 functions of the skin | 1. protects from microorganisms, injury, & uv rays 2. regulates body temp(sweat & excessive heat loss) 3. sensory receptor-touch, pressure, temp 4. elimination of body wastes 5. synthesis of vitamin D |
| what are the 3 layers of the skin | 1. epidermis-layer where melanocytes are found, 2. dermis-contains hair folicles, sweat glands, & oil glands 3. subcutaneous layer- fat layer |
| what is acne vulgaris | acne- common inflammatory disorder seen on the face, chest, back, & neck; appears as papules, pustules, & comedos |
| what is albinism | white condition- absence of pigment/melanin in the skin, hair, & eyes |
| difference between 1st, 2nd, & 3rd degree burns | 1st degree burns: superficial burn, redness & swelling of the epidermis, painful, heel with peeling in about 3-6 days without scars2nd degree burn: partial-thickness, blisters, pink to red color, swelling, involves the epidermis & upper layer of the der |
| what is basal cell carcinoma | most common malignant tumor of the epithelial tissue, occuring most often on areas of the skin exposed to sun |
| what is dermatitis | inflammation of the skin, seen in several forms |
| what is eczema | acute or chronic inflammatory skin condition, intense itching |
| what is gangrene | death of tissue because of loss of blood supply |
| what is herpes zoster(shingles) | acute viral infection by painful vesicular eruptions on the skin following nerve pathways; usually in adults over 50; symptoms include severe pain, fever, itching, stomache ache, headache & tiredness |
| what is actinic keratosis | hardening of the skin |
| what is leukopakia | white, hard, thickened patches firmly attached to the mucous membrane in areas such as the mouth, vulva, or penis |
| what is malignant melanoma | tumor of the melanocytes or skin cancer |
| what is pediculous | highly contagious parasitic infestation caused by lice |
| what is onychomycosis | fungal infection of the nail, nail becomes white, thick, & friable |
| what is onychcryptosis | ingrown nail |
| what is tinea capitas | ring worm of the scalp |
| what is tinea corporis | ring worm of the body |
| what is tinea cruris | ring worm of the groin also called jock itch |
| what is tinea pedis | ring worm of the foot also called athletes foot |
| what are exanthematous viral diseases | skin eruption or rash with inflammation examples: rubella, roseola infantum, rubeola, and erythema infectiosum |
| what is psoriasis | noninfectious chronic disorder of the skin, silvery-white scales |
| what is kaposi's sarcoma | malignant lesions that begin as purple-brown nodules on the face & oral cavity but can occur anywhere and eventually spread throughout the skin, involves the gastrointestinal tract & lungs, usually found in men with aids |
| what is sle(systemous lupus erthymatosus | chronic multi-system inflammatory disease |
| what is impetigo | highly contagious skin infection filled with millions of staph and strep bacteria |
| what is the difference between squamous cells and basal cells | suamous cells is a much faster growing cancer and has a greater potentiol for metastasis |
| what is melanin | gives hair color & skin pigment |
| what is it called when a person is unable to form melanin | albinism |
| what causes an increase in melanin production | exposure to uv rays |
| what layer of skin contains the hair follicles, sebaceous glands, nerves, and vessels | dermis |
| what is lipocyte | a fat cell |
| what areas of the body have no sebaceous glands | palms of hands and soles of feet |
| what causes sweat to smell | it comes in contact with bacteria on the skin surface and becomes contaminated and decomposes |
| what is a comedo commonly referred to as | black head if its open, white head if its closed |
| what is the inability to grow hair | alopecia |
| what is cellulitis | infection of the skin & subcutaneous tissue |
| what is tinea known as | ringworm |
| what is vitiligo | nonpigmented white patches of skin surrounded by skin with normal pigmentation |
| what is pruritis | itching |
| what is melanocyte | cell resposible for producing melanin |
| what is the epidermis | outer layer of the skin |
| what is subcutaneous | fatty layer of tissue below the dermis |
| what is cyanosis | bluish discoloration of the skin |
| what is cerumen | ear wax |
| what is allergy testing | used to identify specific allergens by exposing to the allergen |
| what is cryosurgery | freezing off tissue |
| what is liposuction | sucking out of the fat |
| what is debridement | removal of necrotic tissue or dead skin |
| what is skin biopsy | removal of tissue to look at under a microscope |
| what is dermaplasty | skin transplantation |
| what is a skin graft | replace damaged tissue with recipient skin or a donor site |
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Titusans
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