Skin anatomy, facial treatments, and sanitation terminology tested on esthetician state board exams.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the epidermis?
- The outermost layer of skin, composed primarily of keratinocytes
- What is the dermis?
- The middle layer of skin containing collagen, elastin, blood vessels, and nerves
- What is the subcutaneous tissue or hypodermis?
- The deepest layer of skin, composed of adipose tissue and connective tissue
- What is the stratum corneum?
- The outermost layer of the epidermis, composed of dead, flattened cells
- What is keratin?
- A tough, fibrous protein that forms the structural component of skin and hair
- What is collagen?
- A fibrous protein in the dermis that provides skin strength and firmness
- What is elastin?
- A protein in the dermis that allows skin to stretch and return to its original shape
- What is melanin?
- The pigment produced by melanocytes that gives skin its color and provides UV protection
- What is the normal pH of healthy skin?
- 4.5 to 5.5, slightly acidic (the acid mantle)
- What is dehydrated skin?
- Skin that lacks water content, appearing flaky and dull regardless of oil production
- What is dry skin?
- Skin with insufficient sebum production, often feeling tight and appearing rough
- What is oily skin?
- Skin with excess sebum production, prone to shine and congestion
- What is combination skin?
- Skin that is oily in the T-zone (forehead, nose, chin) and dry or normal elsewhere
- What is sensitive skin?
- Skin that is easily irritated by products, environmental factors, or treatments
- What is a comedone?
- A clogged pore filled with dead skin cells and sebum