Epidermis
protection, sensations, temperature regulation, excretion of waste, and production of vitamin D
What is functions of the skin?
What is the two major layers of the dermis?
Produced by sudoriferous glands
What is sweat?
keeps in heat, protects from sun, alerts to insects, protects eyes, and prevents entry of foreign objects
What is functions of hair?
The portion of your fingernail used to pick up objects
What is the free edge?
Protects the skin from UV radiation
What is melanin (pigment)?
The layer of the dermis made up of bundles of collagen fibers
What is the reticular layer?
Function is to lubricate skin/hair and kill bacteria
What is sebum (oil)?
Causes your hair to "stand on edge"
What is arrector pili?
Function is to protect the nail matrix
What is the eponychium?
stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
What is layers of the epidermis?
Used by surgeons to make incisions during surgeries
What is lines of cleavage?
The two types of sudoriferous glands
What is eccrine and apocrine?
The portion of the hair within the skin
What is the hair follicle?
What hair and nails are made up of
What is hard keratin?
The layer of skin only found in the palms and soles of feet
What is stratum lucidum?
The layer of the dermis made up of loose connective tissue
What is the papillary layer?
The type of sudoriferous gland that causes body odor
What is apocrine?
Where hair cells divide
What is the hair bulb?
The nail's four basic parts
What is free edge, body, root, and nail bed?
Melanoma, Basal cell carcinoma, and Squamous cell carcinoma
What is types of skin cancer?
Dermal papillae found between the dermis and epidermis form this commonly known feature
What is fingerprints?
Produced by sebaceous glands
What is sebum (oil)?
The portion of the hair that sticks out of the skin
What is the hair shaft?
The internal site of nail formation
What is the nail matrix?