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A & P
chapters 3
| Question | Answer |
|---|---|
| Integumentary system contains what? | skin, hair, nails, sebaceous glands, sweat glands |
| The skin is alsso called what? | integument, cutaneous membrane |
| How much does the skin in an adult why? (approximately) | 20 pounds |
| What do the sweat glands do? | assist body in maintaing internal temperature |
| What do the sebaceous glands do? | produce sebum, lubricate skin surface |
| The skin consists of what? | Epidermis, dermis, subcutaneous layer |
| What is the epidermis? | Thin, outer membrane layer of skin |
| What is the Dermis? | middle, fibrous connective tissue layer |
| What is the Subcutaneous layer? | innermost layer of fatty tissue |
| What is the deepest layer of the Epidermis? | Basal layer |
| Describe the function of the basal layer. | cells continuously grow and push old cells toward surface, during this process dead cells fill with keratin |
| What is Keratin? | fibrous protein |
| What are Melanocytes? | cells in basal layer, produce black pigment known as melanin, give skin color, protects against ultraviolet rays of sun |
| What is another name for the Dermis? | corium |
| What is the dermis composed of? | connective tusse and collagen fibers |
| What is another name for the subcutaneous layer? | hypodermis |
| Hair consists of what? | hair folicle, hair root, hair shaft, arrector pili muscle |
| what gives hair its color? | melanin |
| Describe function of sebaceous glands | open into hair folicles, secrete the oil sebum, which lubricates ahri and skin and prevents cracking and drying |
| What is another name for the sweat glands? | sudorifeous glands |
| What is the apocrine gland? | foundin pubic and under arm area, produces thick swear that can smell |
| word for inflammation of the skin | dermatitis |
| name for skin specialist | dermatologist |
| word for abnormal condition of no sweat | anhidrosis |
| name for black tumor | melanoma |
| word for abnormal condition of death | necrosis |
| word for red skin | erythroderma |
| word for pus skin | pyoderma |
| name for injury caused by a blow that causes swelling, pain and bruising | contusion |
| word for bluish tink to skin caused by deoxygenated blood | cyanosis |
| word for blood collecting under skin following blunt trama | eccymosis (bruise) |
| word for red flushing of skin | erythema |
| word for excessive hair growth | hirsutism |
| word for thick hypertrophic scar | keloid |
| word for spots from hemorrhages under skin | petechia |
| word for skin hemorrhage due to fragile blood vessels | purpura |
| name for flat, discolored spot on skin | macule |
| name for firm, solid mass larger than 0.5 cm | nodule |
| name for small, solid raised spot smaller than 0.5 cm | papule |
| what is a first degree burn | skin reddened and painful, no blisters, damage to epidermis |
| what is a second degree burn | skin reddened and painful with blisters, damage to epidermis and dermis |
| what is a third degree burn | skin charred, epidermis and dermis burned away, subcutaneous layer exposed |
| what is cellulitis | diffuse acute infection of connective tissue of skin |
| what is scabies | mite infestation |
| what is varicella | contagious viral infection; chickenpox |
| what is alopecia | absence or loss of hair |
| describe biopsy (BX) | removal of piece of tissue to examine under a microscope |
| what is a dermatome | instrument for cutting skin or for producing thin transplants of skin |
| describe cauterization | desctruction of tissue by using chemicals, electricity, heat or freezing |
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gabrielleness
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