Introduction to Dermatology Flashcards
What are some examples of adnexal structures?
Hair
Nails
Glands
Sensory structures
What are the 5 layers of the skin?
Stratum basale Stratum spinosum Stratum granulosum Stratum lucidum Stratum corneum
What are the functions of the skin?
Thermoregulation (insulation, heat transfer)
Skin immune system
Barrier protection (mechanical, chemical, uv, keeps in water)
Sensation (temp, pain, touch)
Vitamin D synthesis
Interpersonal communication
Why is skin disease important?
Disfigurement (acne scars) Disability Discomfort (itch) Depression Death
What are the external causes of skin disease?
Temperature Ultraviolet light Chemical Infection Trauma
What are the internal causes of skin disease?
Systemic disease Autoimmune Genetics Drugs Infection
What is a macule?
Small circumscribed and flat lesion
What is a patch?
Large circumscribed and flat lesion
What is a papule?
Small raised area
What is a plaque?
Large raised area
What is a vesicle?
Small fluid filled area
What is a bulla?
Large fluid filled area
What is a pustule?
Small pus filled area
What is an abscess?
Large pus filled area
What is an erosion?
Loss of epidermis, heal well without scarring