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A&P Ch 6
Integumentary System
| Question | Answer |
|---|---|
| Outer layer of the skin | epidermis |
| inner layer of the skin | dermis |
| beneath the dermis - predominantly adipose tissue | subcutaneous layer |
| pigment that provides skin color | melanin |
| the area that anchors the epidermis to the dermis | basement membrane |
| name for oil glands | sebaceous glands |
| sweat gland that responds to elevated body temperature | eccrine gland |
| sweat gland that responds to stress | apocrine gland |
| largest organ in the body by weight | skin |
| skin and other accessory structures | integumentary system |
| the process of older cells hardening | keratinization |
| deepest layer of the epidermis | stratum basale |
| thickened areas on the palms and soles | calluses |
| cells that produce melanin | melanocytes |
| dermal papillae in the fingers cause these | fingerprints |
| actively growing region of the nail | lunula |
| vitamin produced by the skin | Vitamin D |
| outermost layer of the epidermis | stratum corneum |
| pigment that causes dark hair | eumelanin |
| pigment that causes blond and red hair | pheomelanin |
| muscle causing the hair follicle to stand on end | arrector pili muscle |
| small tube opening on the surface of the skin | pore |
| burn that only injures the epidermis | first degree |
| burn that injures the epidermis and some of the dermis | second degree |
| burn that destroys the epidermis, dermis and the accessory structures | third degree |