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IntegumentarySys.
Ch. 6 Skin Review Activity
| Question | Answer |
|---|---|
| Abnormal redness of the skin | Erythema |
| Brownish black melanin | Eumelanin |
| Reddish-yellow melanin | Pheomelanin |
| Bruise | Hematoma |
| Cancer-causing radiation which leaks through our atmosphere | Ultraviolet |
| Covers the body and provides a barrier to pathogens and to excessive water loss | Skin |
| Dilating of blood vessels to relieve body of excess heat | Vasodilation |
| Constricting of blood vessels to retain body heat | Vasoconstriction |
| Genetic lack of melanin | Albinism |
| Immune cells of the epidermis | Dendritic cells |
| Majority of epidermal cells | Keratinocytes |
| Needed for bone development and maintenance | Vitamin D |
| Red pigment of blood | Hemoglobin |
| Scientific study and medical treatment of the integumentary system | Dermatology |
| Tough protein which fills upper epidermal cells; water-proof barrier | Keratin |
| Undifferentiated cells which divide and give rise to keratinoctyes | Stem cells |
| Sweating without noticeable wetness of the skin | Insensible sweating |
| Sweating which is obvious to yourself and others | Diaphoresis |
| Burn which destroys the entire dermis | 3rd Degree |
| Burn which affects only the epidermis | 1st Degree |
| Nourishes the air bulb | Dermal papillae |
| Muscle that causes hair to respond to nervous impulse (flight or fight) | Piloerector |
| Cells which synthesize melanin | Melanocytes |
| Blueness of skin due to low oxygen concentration of the blood | Cyanosis |
| Cerumen | Ear wax |
| Upper layer of epidermis | Stratum corneum |
| Bottom layer of epidermis | Stratum basale |
| Composed of clumps of dander stuck together by sebum | Dandruff |
| Holocrine glands that secrete into hair follicle | Sebaceous glands |
| Process of removing burned skin from a patient | Debridement |
| Condition in which hair is lost from select regions of the scalp rather than thinning uniformly | Pattern baldness |
| Thinning of the hair | Alopecia |
| Hair grows only during the ___ phase | Anagen |
| Hair falls out during the ___ phase | Telogen |
| When epidermal cells pass from the stratum spinosum to the stratum granulosum, the ____ begins to form | Epidremal water barrier |
| Skin condition/appearance which often results from liver failure | Jaundice |
| Scent gland | Apocrine gland |
| Skin cells with a sensory role | Tactile cells |
| Skin cells that alert the immune system to pathogens | Dendritic cells |
| Gland which plays a role in hearing | Ceruminous glands |
| Most common type of skin cancer | Basal cell carcinoma |
| Most dangerous type of skin cancer | Melanoma |
| Burns that involve the epidermis and part of the dermis but leave at least some of the dermis intact | 2nd degree |
| Helps the body to cool itself; maintaining body temperature | Sweating |
| Releases pheromones which aid in selection of a mate | Apocrine sweat glands |
| Skin on the soles of the feet and the palms of the hand | Thick skin |
| Layer which is the thickest in thick skin | Stratum corneum |
| Layer which is the thickest in thin skin | Stratum spinosum |
| Upper level of the skin | Epidermis |
| Process of cell division which is seen in the skin | Mitosis |
| Thin zone seen only in thick skin | Stratum lucidum |
| Layer of connective tissue underneath the epidermis | Dermis |
| Fingerprints | Friction ridges |
| Downward waves of the epidermis that interlock with the dermal papillae | Epidermal ridges |
| Lower level of the dermis | Reticular layer |
| Beneath the skin is a layer called the ___ or subcutaneous fat | Hypodermis |
| Pale or ashen color of the skin | Pallor |
| Most significant factor in skin color | Melanin |
| Yellow pigment of yellow/orange fruits and veggies | Carotene |
| Synthesis melanin | Melanocytes |
| Cancer which develops from the melanocytes | Melanoma |
| Keratinized stratified squamous epithelium | Epidermis |
| Fibrous connective tissue, richly endowed with blood vessels and nerve endings as well as accessory organs | Dermis |
| Patches of skin discolored by benign tumors of the blood capillaries usually present at birth or just after | Hemangiomas |
| Hair, nails and cutaneous glands | Accessory organs |
| Pilus | Hair |
| The stratum corneum of the skin contains pliable ... | Soft keratin |
| Fine, downy unpigmented hair | Lanugo |
| Longer, coarse dark hair | Terminal |
| Region of mitotically active cells within the hair bulb | Hair matrix |
| Source of stem cells for follicle | Bulge |
| Entwine each follicle and respond to its movements | Hair receptors |
| Gray and white hair result from an ___ of melanins in the cortex | Absence/scarcity |
| Growth stage of hair | Anagen |
| Produces the club hair | Catagen |
| Phase in which hair falls out of the follicle | Telogen |
| Thinning of the hair | Alopecia |
| Excessive hairness in areas not normaly hairy | Hirsutism |
| Hard part of the nail | Nail plate |
| Visible attached part of the nail | Nail body |
| Skin underlying the nail plate | Nail bed |
| Opaque white crescent seen in the fingernail | Lunule |
| Cutile | Eponychium |
| Sweat glands | Sudoriferous glands |
| Thick, milky sweat | Apocrine sweat |
| Thin, watery sweat | Merocrine sweat |
| Zones of tissue injury due to cancer | Lesions |
| Skin diseases become increasingly common in... | Old age |
| A patient may lose up to ___ % of the blood plasma within a few hours following a burn | seventy-five |
| ___ is controlled by keeping the patient in an aseptic environment | Infection |
| Germ-free | Aseptic |
| Tissue is taken from another location on the same person's body to be used to cover/heal a burn wound | Autograft |
| Tissue is taken from another person to cover/heal a burn wound | Allograft |
| A graft of tissue from another species, like a pig, is called a(n) | Heterograft |
| ___ influence intestinal absorption of calcium which is needed for the secretion of all digestive enzymes and mucous | Keratinoctyes |
| Skin is a major ___, holding a great deal red/white blood cells, plasma, etc | Blood reservoir |
| ____ of the skin alert the immune system when pathogens breach the epidermal barrier | Dendritic cells |
| ___ is a type of skin cancer that typically appears as a mole and over a period of time begins to change color and/or shape and size as it advances | Melanoma |
| The life cycle of the keratinocyte is typically between ___ days. | thirty to forty |
| In thick skin, there are ___ layers within the epidermis | Five |
| In thin skin, there are ___ layers within the epidermis | Four |
| Process by which dead skin cells are removed from the surface of the epidermis | Exfoliation |
Created by:
SavannahElkins
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