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Indigo - Mod

Integumentary Review Questions

QuestionAnswer
Define skin and name its important functions. Largest skin organ of the body. Registers sensations. Protects against the sun. Regulates body temp. Prevents dehydration. Reservoir for food and water. Synthesizes vitamin D.
Describe first-degree burns. Superficial burns. Only injure epidermis. Erythema, hyperesthesia.
Describe immunotherapy. Biotherapy. Newer treatment that stimulates the body's own immune defenses to fight tumor cells.
Describe in situ and invasive. In situ - confined to the original site. Invasive - penetrate the surrounding area.
Describe sebaceous glands. Secrete sebum. Causes acne. Present over entire body except soles and plams.
Describe second-degree burns. Partial-thickness burns. Damage epidermis and part of dermis. Vesicles or bullae form.
Describe the subcutaneous layer. Hypodermis. Binds dermis to underlying structures. Composed of connective and adipose tissue. Stores fats, insulates and cushions body, regulates body temp.
Describe third-degree burns. Full thickness burns. Epidermis and dermis are destroyed. Waxy and charred.
How is hair colour determined? Related to the amount of pigment produced in melanocytes.
What are the two most important sublayers of the epidermis and where are they located? Stratum corneum - outermost... Basal Layer-innermost.
What do melanocytes produce and what is their function? melanin. Protects skin from ultraviolet radiation from sun.
What happens to new skin cells as they move towards the stratum corneum? they die.
What is dermatologist? Physician who specializes in the diagnosis and treatment of skin diseases.
What is a pathologist? grade and stage tumours.
What is the most common type of skin cancer? basal cell carcinoma.
Created by: deyoht_kwa
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