A&P II Chapter 5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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layers of the skin | epidermis, dermis (corium), subcutaneous
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keratin | protein that makes the skin waterproof
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dermis consists of | sweat glands & sebaceous (oil) glands
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dermis contains | capillaries, lymphatic channels, nerve endings
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subcutaneous contains | connective tissues and adipose (fatty) tissues
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accessory structures of skin | hair, nails, glands
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strand of hair consists of | root, follicle, shaft
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lanugo | soft fine hair of developing fetus
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hair follicle | where hair develops
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dermatology | study of skin
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diaphoresis | secretion of sweat
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abrasion | rubbing away of skin or mucous membrane due to friction - i.e. carpet burn
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cyst | closed sac that contains fluid, semi-fluid or solid material
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fissure | crack like sore or groove in skin or mucous membrane
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laceration | tear in the skin
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onychomycosis | fungal infection of the nail
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onychocryptosis | ingrown nail
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pachyderm | abnormal thickening of the skin
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verruca vulgaris | benign skin lesion know as a wart
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scabies | highly contagious disease caused by human itch mite (parasite)
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dermis layer aka | corium
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cryosurgery | uses subfreezing temperature to freeze and destroy tissue - liquid nitrogen
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debridement | removal of damaged or necrotic tissue from wound to promote healing
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dermatoplasty | skin transplantation
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dermabrasion | removal of the epidermus
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Tinea | ringworm
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tinea cruris | ringworm of the groin - jock itch
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tinea pedis | athlete's foot
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abscess | collection of pus in any body part
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vesicle | blister
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bulla | large blister
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pustule | small elevation filled with pus - small abscess
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comedo | open = black head, closed = white head
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scales | thin flakes of hardened epithelium
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hives | wheals
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impetigo | contagious infection - pustules filled with staph or strep
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papule | pimple - small solid elevation
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polyp | stalk like growth protruding upward or outward from membrane
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dermitits | acute or chronic inflammation of skin, seen in different forms
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callus | painless thickening of epidermis
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macule | freckles
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eczema | acute or chronic inflammation characterized by erythema, papules, vesicles, pustues, scales, crusts, scabs - starts with itching
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ulcer | open sore/lesion with inflammation
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burn | tissue injury by flame, heat, etc.
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blister | small thin walled lesion with clear fluid
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arrector pili muscle | surrounds hair follicle - when contracts results in goosepimples
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sweat gland | aka sudoriferous - originates in dermis and produces watery secretion through pore in epidermis
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sebacous gland | oil gland (sebum) - lubricates and waterproofs hair
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ceruminous gland | modified sweat gland present in external ear - produces cerumen (wax)
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squamous cell carcinoma | malignancy of squamous cells of epithelial tissue - fast growing, greater potential for metastasis
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basal cell carcinoma | most common malignant epithelial tumor
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Kaposi's sarcoma | malignant lesions - purple-brown nodule, common in men with AIDs
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functions of integumentary system | protection, temperature regulation, sensations
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epidermal layer consists of | melanin, keratin and basal layer
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basal layer | lower layer of epidermis - produces new cells
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gangrene | tissue death due to loss of adequate blood supply
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herpes zoster | shingles
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malignant melanoma | funky looking moles :)
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nevus | mole
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psoriasis | auto immune disease - no cure - chronic skin disorder - silvery white scales aka pruritus
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Alopecia | Partial or complete loss of hair
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Ecchymosis | Bruise/black and blue mark
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Nuchal rigidity | Stiff neck
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