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Questions and Answers
What is a lesion?
What is a bulla?
Large blister containing a watery fluid
Define a macule.
Flat, discolored area that is flush with the skin surface
What is a papule?
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What is a tumor in the context of skin conditions?
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What are secondary skin lesions?
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What is a crust?
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Define a fissure.
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What is a keloid?
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What is a scale in dermatology?
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What is an ulcer?
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Define whiteheads.
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What are milia?
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What is acne vulgaris?
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What causes seborrheic dermatitis?
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Define rosacea.
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What is hyperhidrosis?
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What is herpes simplex?
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What is psoriasis?
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Define albinism.
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What is a verruca?
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What is basal cell carcinoma?
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What is malignant melanoma?
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Sun rays are responsible for _____ of aging skin.
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Elastin and collagen naturally _____ as we age.
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Study Notes
Skin Lesions and Characteristics
- Lesion: A mark indicating injury or damage altering skin structure.
- Bulla: A large blister filled with watery fluid, larger than a vesicle.
- Macule: A flat, discolored area on the skin, such as freckles or birthmarks.
- Papule: A small elevation on the skin, often referred to as a pimple, containing no fluid but may develop pus.
- Tumor: An abnormal tissue mass capable of independent growth, not serving a bodily function.
- Secondary Skin Lesions: Include materials on the skin surface like crusts, scabs, or depressions such as ulcers.
Types of Skin Conditions
- Crust: Formed from dead cells covering a healing wound, combining sebum, pus, and epidermal material.
- Fissure: A crack in the skin penetrating the epidermis, commonly found in chapped hands or lips.
- Keloid: A thick scar resulting from excessive fibrous tissue growth.
- Scale: Thin, flaky plates of skin, which can be dry or oily, such as excessive dandruff.
Specific Skin Disorders
- Ulcer: An open lesion on the skin or mucous membrane, accompanied by pus and skin depth loss.
- Whiteheads: Closed comedones, dilated hair follicles filled with keratin, sebum, and bacteria.
- Milia: Benign, keratin-filled cysts beneath the epidermis with no visible openings, resembling small sesame seeds.
- Acne/Acne Vulgaris: A chronic inflammatory condition resulting in pustular eruptions from excess sebum production.
- Seborrheic Dermatitis: Inflammation of sebaceous glands, leading to scaling, crusting, and possible itchiness.
- Rosacea: Chronic congestion primarily affecting the cheeks and nose, with redness and papule/pustule formation.
Additional Skin Conditions
- Hyperhidrosis: Excessive sweating due to heat or general body weakness.
- Herpes Simplex: A viral infection manifesting as fever blisters or cold sores.
- Psoriasis: Characterized by red patches and silver-white scales, commonly found on scalp, elbows, and knees.
- Albinism: Congenital lack of melanin, affecting skin, hair, and eye pigmentation.
- Verruca (Wart): A viral-induced hypertrophy of papillae and epidermis, infectious and contagious.
Skin Cancer Types
- Basal Cell Carcinoma: The most common and least severe skin cancer, recognized by light or pearly nodules.
- Malignant Melanoma: The most serious skin cancer, presenting as black or dark brown patches with uneven texture or jagged edges.
Effects of Aging on Skin
- Sun Rays: Responsible for 80-85% of skin aging.
- Elastin and Collagen: These proteins naturally weaken with age, affecting skin elasticity and firmness.
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Description
Test your knowledge on skin disorders and diseases with these flashcards from Milady Chapter 8. Learn important terms like lesion, bulla, and macule to better understand their definitions and implications in skincare. Perfect for aspiring estheticians or those studying the skin as part of their education.