medical terminology chapter 4

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medical terminology chapter 4
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medical terminology chapter 4
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  1. functions of the integumentary system
    • to protect from microorganisms
    • to protect form UV
    • to protect from dehydration
    • to produce vitamin D
    • to assist with temperature regulation
    • to communcate sensory information
  2. the skin combined weighs
    6 pounds or 2..72 kg
  3. largest organ in the body
    integumentary
  4. accessory organs of the integumentary system
    • hair
    • nails
    • sudoriferous glands
    • sebaceous glands
  5. epidermis
    • outer layer of skin
    • waterproof layer that functions as protection and contains melanocytes
  6. dermis
    • deep layer of the skin
    • contains sweat glands and oil glands
    • contains tiny muscles attached to hair follicles
  7. subcutaneous layer
    layer of loose connective tissue that connects the skin to the surface muscles contains the blood vessels and fat
  8. adipocytes
    fat cells that make up most of the subcutaneous layer
  9. arrector pili
    tiny muscles that attaches to the hair follicle
  10. hair
    keratinized fibers that arise from hair follicles
  11. hair follicle
    area from which hair grows, located in dermal layer of skin
  12. keratin
    protein found in the hair and nails that promotes hardness
  13. keratinocytes
    cells that make up the epidermal layer of skin and assist in waterproofing the body
  14. melanocytes
    cells that give color to skin, eyes and hair
  15. nail
    translucent plate made of keratin that covers and protects the ends of the fingers and toes
  16. sebaceous glands
    glands that secrete oil into the hair follicle and to the epidermal layer of skin
  17. sebum
    oily secretion of the sebaceous glands
  18. sudoriferous glands
    • glands that secrete sweat to the outside of the body 
    • also assist in body temperature regulation
  19. cry/o
    cold
  20. cyan/o
    blue
  21. derm/o
    skin
  22. dermat/o
    skin
  23. cutane/o
    skin
  24. electr/o
    • electric 
    • electricity
  25. erythr/o
    red
  26. hidr/o
    sweat
  27. kerat/o
    hard
  28. scler/o
    hard
  29. lip/o
    fat
  30. adip/o
    fat
  31. melan/o
    • black
    • dark
  32. myc/o
    fungus
  33. necr/o
    death
  34. onych/o
    nail
  35. pachy/o
    thick
  36. py/o
    pus
  37. rhytid/o
    wrinkle
  38. seb/o
    sebum
  39. trich/o
    hair
  40. xanth/o
    yellow
  41. xer/o
    dry
  42. a-
    • without
    • noit
  43. an-
    without not
  44. bio-
    life
  45. epi-
    • on
    • following
  46. intra-
    within
  47. para-
    beside
  48. per-
    through
  49. sub-
    • below
    • beneath
  50. trans-
    • across
    • through
  51. -derm
    skin condition
  52. -ectomy
    • excision
    • surgical removal
  53. -genc
    • originating 
    • producing
  54. -itis
    inflammation
  55. -logist
    one who specializes in
  56. -logy
    study of
  57. -malacia
    softening
  58. -pathy
    disease
  59. -phagia
    to eat
  60. -plasia
    • formation
    • growth
  61. -plasty
    • surgical repair 
    • reconstruction
  62. -rrhea
    flow, discharge
  63. -tome
    instrument used to cut
  64. adipose
    • fat
    • fatty
  65. atypical
    unusual
  66. circumscribed
    contained to a specific area
  67. cyanosis
    blue discoloration of skin and other tissues
  68. diaphoresis
    profuse sweating
  69. dysplasia
    abnormal growth of tissue
  70. erythematous
    condition of being red
  71. eschar
    blackened area of burned tissue
  72. exfoliation
    shedding of dead skin cells
  73. hyperplasia
    excessive growth of tissue
  74. indurated
    pertaining to an area of hardened tissue
  75. integumentary
    pertaining to skin and accessory structure
  76. pallor
    abnormally pale skin coloration
  77. pruritic
    pertaining to itching
  78. purulent
    containing pus
  79. sebaceous
    pertaining to sebum
  80. sudoriferous
    pertaining to sweat
  81. turgor
    condition of fullness
  82. abrasion
    injury resulting in removal or disturbance of the superficial layers of the skin
  83. abscess
    a circumscribed collection of pus caused by bacterial infection
  84. acne
    inflammatory disease of sebaceous glands and hair follicles marked by papules and pustules
  85. albinism
    a group of inherited disorders with deficiency of pigment in the skin, hair, and eyes
  86. burn
    injury to the skin caused by heat or other means
  87. superficial burn
    a burn involving only the epidermis, causes redness and swelling but no blisters (sunburn) commonly called a first degree burn
  88. partial thickness burn
    a burn involving epidermis and dermis that involves blisters, commonly called a second degree burn
  89. full thickness burn
    a burn involving destruction of entire skin, extends into subcutaneous fat, muscle, or bone, and often causes severe scarring commonly called a third degree burn
  90. carbuncle
    collection of large localized abscesses seated in groups of hair follicles and connected by channels
  91. cellulitis
    inflammation of the subcutaneous layer of the skin
  92. cicatrix
    the fibrous tissue replacing normal tissues destroyed by disease or injury, commonly called a scar
  93. comedo
    dilated hair follicle filled with bacteria and sebum, commonly called a whitehead or blackhead
  94. contusion
    injury producing discoloration and swelling without causing a break in the skin, commonly called a bruise
  95. cyst
    a closed sac that contains liquid or semiliquid substances
  96. decubitus ulcer
    a pressure sore of the skin and underlying tissues
  97. eczema
    inflammatory condition of the skin causing redness scaling, blisters, itchness, and burning
  98. excoriation
    a scratch mark on the skin
  99. fissure
    a deep furrow cleft slit or tear in the skin
  100. furuncle
    infection of a hair follicle commonly called a boil
  101. gangrene
    area of necrosis due to lack of blood flow
  102. herpes simplex
    an eruption of blisters on the skin and submucous membranes caused by a local infection of the herpes virus
  103. herpes zoster
    a viral infection that affects the peripheral nerves and causes an eruption of blisters that follows the course of the affected nerves; closely related to varicella commonly called shingles
  104. impetigo
    a contagious bacterial skin infection typically occuring on the face of children
  105. jaundice
    abnormal yellowing of the skin
  106. keloid
    an overgrowth of scar tissue
  107. lesion
    a pathogenic change in tissue resulting from disease or injury
  108. macule
    a small flat circumscribed area of the skin different in color than the surrounding skin
  109. nevus
    • a circumscribed malformation of the skin 
    • usually a different color than surrounding skin
    • commonly called a mole
  110. nodule
    solid raised area located in any layer of the skin
  111. papule
    a small raised solid circumscribed area of the skin
  112. paronychia
    inflammation and infection around the nail due to bacteria or fungi
  113. pediculosis
    an infestation of lice
  114. psoriasis
    common inherited condition causing silvery discolored areas of rough skin primarily on the scalp, knees, elbows, and trunk
  115. pustule
    a small circumscribed elevation of the skin containing pus
  116. rosacea
    • chronic disorder of the skin causing erythematous areas papules and pustules and also increased sebum production
    • usually occurs on the face
  117. scabies
    a dermal eruption (mites) that causes extensive pruritus (itching)
  118. tinea
    fungal infection of the hair, skin, and nails, commonly called ringworm
  119. tinea capitis
    fungal infection of the scalp
  120. tinea pedis
    fungal infection of the feet, commonly called athlete's foot
  121. urticaria
    an eruption of itchy wheals usually related to an allergy, commonly called hives
  122. varicella
    an acute contagious disease caused by the varicella zoster virus and producing various skin eruptions, commonly known as chicken pox
  123. verruca
    a flesh colored elevation of skin caused by a virus commonly called a wart
  124. vesicle
    a clear fluid filled raised lesion, commonly called a blister
  125. vitillgo
    areas of skin that have decreased levels of melanocytes causing white patches of varied sizes
  126. wheal
    a raised reddish lesion that often changes size and shape and extends into adjacent areas, usually associated with an allergin
  127. xanthoderma
    any yellow coloration of the skin
  128. biopsy
    process of removing tissue from living patients for microscopic examination
  129. culture and sensitivity (C&S)
    growing of an organism from a specimen from the body to determine its susceptibility to particular medications
  130. frozen section (FS)
    a thin slice of tissue cut from a frozen specimen used for rapid microscopic diagnosis
  131. scratch test
    type of allergy test in which an antigen is applied through a scratch in the skin
  132. tuberculosis skin test (syn)
    • mantox test, purified protein derivative (PPD)test
    • an intradermal test to determine whether a patient has tuberculosis or has been exposed to the disease
  133. cauterization
    the use of heat, cold, electric current, or caustic chemicals to destroy tissue
  134. cryosurgery
    the use of freezing temperatures to destroy tissue
  135. debridement
    the removal of any necrotic skin or foreign matter from a wound
  136. dermabrasion
    the removal of acne scars from the skin with sandpaper, rotating brushes, or other abrasive materials
  137. dermatoautoplasty
    • aka autograft 
    • a graft transplanted using the patients own skin
  138. dermatoheteroplasty
    • aka allograft
    • a graft transplanted using skin from a source other than the patient
  139. dermatome
    instrument used for cutting thin slices of skin for grafting and excising small lesions
  140. dermatoplasty
    surgical repair of the skin
  141. electrodesiccation and curettage (ED&C)
    burning off of skin growths using electrical currents
  142. excision
    the act of cutting out
  143. incision
    the act of cutting into (surgically)
  144. incision and drainage (I&D)
    a sterile cut into the skin to release fluid
  145. irrigation
    washing out an area with fluid
  146. rhytidectomy
    surgical removal  of wrinkles
  147. rhytidoplasty
    surgical repair of wrinkles
  148. suture
    to unite two surfaces by sewing
  149. antifungal
    drug used to kill fungi
  150. antiinfective
    drug used to decrease or remove inflamation
  151. antiinflammatory
    drug used to decrease inflammation
  152. antipruritic
    drug used to relieve itching
  153. intralesional injections
    injecting medications into a lesion or scar
  154. liquid nitrogen
    gas used in cryosurgery to remove a verruca or other lesion
  155. pediculicide
    medication used to kill lice
  156. scabicide
    medication use to kill mites associated with scabies
  157. steroid
    drug used to treat many inflammatory skin conditions
  158. dermatology
    a medical specialty focusing on the study and treatment of disorders of the skin
  159. dermatologist
    physician who specializes in dermatology
  160. medical esthetician
    licensed professional in the field of cosmetic beauty
  161. Bs
    biopsy
  162. C&S
    culture and snesitivity
  163. ED&C
    electrodesiccation and curettage
  164. FS
    frozen section
  165. I&D
    incision and drainage
  166. PPD
    purified protein derivative

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