Review  of  Integumentary  

(Skin)  System      

 Directions:    Use  class  notes  &  Unit  6  Sections  3  (hardcopy  edition)  and  Chapter  7  Sections  3  (electronic  version).    Skin  Layers  Define  the  following  layers  of  the  skin  and  include  a  description  what  each  layer  contains.    1.   epidermis:   ______________________________________________________________________________       contains:   ______________________________________________________________________________    2.   dermis:     ______________________________________________________________________________       contains:    ______________________________________________________________________________    3.   hypodermis:   ______________________________________________________________________________       contains:   ______________________________________________________________________________    Skin  Anatomy  (Parts)  Use   Figure   6-­‐9   on   p.   114   of   hardcopy   book   and   Figure   7-­‐9   on   p.   152   of   electronic   book   to   label   the   missing   skin  components  in  the  cross-­‐sectional  diagram  shown  below.                            

             Glands  Define  the  following  two  types  of  glands  and  explain  the  function  (physiology)  of  each.    12.   sudoriferous:   ______________________________________________________________________________         function:   ______________________________________________________________________________    13.   sebaceous:   ______________________________________________________________________________       function:   ______________________________________________________________________________      

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Skin  Physiology  (Function)  List  and  explain  the  seven  major  functions  (physiology)  of  skin.    14.   Function  #1:   ________________________________       Explanation:   ______________________________________________________________________________    15.   Function  #2:   ________________________________       Explanation:   ______________________________________________________________________________    16.   Function  #3:   ________________________________       Explanation:   ______________________________________________________________________________    17.   Function  #4:   ________________________________       Explanation:   ______________________________________________________________________________    18.   Function  #5:   ________________________________       Explanation:   ______________________________________________________________________________    19.   Function  #6:   ________________________________       Explanation:   ______________________________________________________________________________    20.   Function  #7:   ________________________________       Explanation:   ______________________________________________________________________________    Skin  Pigmentation  and  Discoloration  Define  the  following  pigmentations,  their  functions,  and  abnormal  colors.    For  the  abnormal  colors,  include  their  causes.    21.   melanin:   ______________________________________________________________________________       function:   ______________________________________________________________________________    22.   carotene:   ______________________________________________________________________________       function:   ______________________________________________________________________________    23.   albino:     ______________________________________________________________________________       cause:     ______________________________________________________________________________    24.   erythema:   ______________________________________________________________________________       cause:     ______________________________________________________________________________    25.   jaundice:   ______________________________________________________________________________       cause:     ______________________________________________________________________________    26.   cyanosis:   ______________________________________________________________________________       cause:     ______________________________________________________________________________    

 Skin  Eruptions  Define  the  following  skin  eruptions.    When  possible,  indicate  the  common  diseases  associated  with  each.    27.   macules:   ______________________________________________________________________________    28.   papules:   ______________________________________________________________________________    29.   vesicles:   ______________________________________________________________________________    30.   pustules:   ______________________________________________________________________________    31.   crusts:     ______________________________________________________________________________    32.   wheals:     ______________________________________________________________________________    33.   ulcer:       ______________________________________________________________________________    Skin  Diseases  (Pathophysiology)  Define  the  following  skin  diseases.    When  possible,  indicate  the  cause  (fungus,  virus,  etc.)  and  whether  it  is  contagious.    34.   acne:       ______________________________________________________________________________    35.   athlete’s  foot:   ______________________________________________________________________________    36.   skin  cancer:   ______________________________________________________________________________    37.   dermatitis:   ______________________________________________________________________________    38.   eczema:   ______________________________________________________________________________    39.   impetigo:   ______________________________________________________________________________    40.   psoriasis:   ______________________________________________________________________________    41.   ringworm:   ______________________________________________________________________________    42.   verrucae:   ______________________________________________________________________________    Diagnosing  Skin  Diseases  For  the  following  pictures,  identify  the  skin  disease  (use  your  answers  to  previous  section  to  help  you).    43.   ________________                              44.                  ________________              45.            ________________                                                        46.                    ________________