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A&P Integumentary Sytem B

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  • what is the function of the dermal-epidermal junction?
    holds the layers together/ provides supports
  • In 1 square inch of skin there are how many sensors for heat?
    75
  • What is the dermis made of?
    connective tissue
  • What produces melanin?
    melanocytes
  • What is the technical term for skin?
    epidermis
  • What is the out layer of the epidermis called where the dislodged cells break off by the thousands?
    stratum corneum
  • What is brown skin pigment?
    melanin
  • In 1 square inch of skin there are more than how many nerve endings?
    1000
  • What is the structure of the epidermis?
    thin sheet of tightly packed stratified squamous
  • What is the outermost layer of the skin?
    epidermis
  • In 1 square inch of skin there are nearly how many oil glands
    100
  • Where is the dermal-epidermal junction located?
    between the dermis and epidermis
  • In 1 square in of skin there are about how many sensors for cold?
    10
  • Which is the inner layer of epidermis where mitosis occurs/
    stratum germinativum
  • In 1 square in of skin there are approximately how many sweat glands?
    500
  • What is dermal papillae?
    projections from dermis
  • What does the word papillae mean?
    bumps
  • What is the innermost layer of the skin called?
    dermis
  • In 1 square in of skin there are how many sensors for pressure?
    150
  • What are the 2 layers of the epidermis?
    stratum germinativum, stratum comeum
  • Finish the thought - the higer concentration of melanin = what?
    darker skin
  • What is the substance that gives skin color?
    pigment
  • what does the dermal papillae do?
    strengthens dermal/epidermal junction
  • what causes ridges and grooves of fingerprints?
    dermal papillae
  • is the dermis thinner or thicker than the epidermis?
    thicker