anatomy of skin
The study of the skin,nature, structure and functions, disease and treatment
Dermatology
Outermost layer of skin
epidermis
How many types of nerves affect the skin?
2
List 2 major glands
Sudoriferous and sebaceous glands
How many skin functions are there?
6
Describe healthy skin
Moist, soft, flexible
What are the 5 divisions of skin layers
Stratum corneum, lucidum, granulosum, spinosum, and germinativum
What nerves send impulses from the brain to the skin?
Motor nerve
What is collagen?
Connective tissue that gives skin form and strength
Skins response to heat, cold, touch, pressure, and pain
Sensation
Largest organ of the body
Skin
The complex of lipids between cells
Barrier function
What nerves are attached to sweat glands?
Secretory nerves
What is elastin?
Protein base similar to collagen that forms elastic tissue
Hydrophilic means?
Oil loving
What is the weight of adult human skin?
6-9 pounds
What are the 2 layers of the dermis?
Papillary layer and reticular layer
Where do sensory nerves send messages to?
CNS and brain
What can cause skin aging?
Too much sun exposure
A healthy body temperature
98.6
Every minute your skin sheds _ skin cells?
30,000
What is subcutaneous tissue?
The fatty layer below the dermis
What are the 2 types of melanin?
Eumelanin and Pheomelanin
What is sebum?
Fatty oil substance
What is lost through excretion?
Water, salt, chemicals