Biomed 100 Practice Quiz
Chapter 6, Spring 2007
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    1. Which one of the following is not a function of skin?
      1. regulation of body temperature
      2. exchange of gases with atmosphere
        3.
      3. protection from abrasion, ultraviolet radiation, etc.
      4. detection of stimuli by means of receptors (sensory structures)

    2. In the skin, blood vessels and nerve fibers are present in...
      1. the dermis
        2.
      2. the epidermis
      3. both of the above
      4. none of the above

    3. Skin is involved in the production of...
      1. vitamin A
      2. vitamin D
        3.
      3. both of the above
      4. none of the above

    4. Sebaceous glands, which produce _?_, are usually associated with _?_.
      1. watery sweat / thin skin
      2. odorous sweat / thick skin
      3. skin oil / hair follicles
        4.
      4. new keratinocytes / stratum basale

    5. The skin is also known as a _?_ membrane.
      1. serous
      2. basement
      3. synovial
      4. cutaneous
        5.
      5. none of the above

    6. Melanocytes are normally located in...
      1. the most superficial part of the dermis (near the epidermis)
      2. the deepest part of the dermis
      3. throughout the dermis
      4. none of the above
        5.

    7. Usually, when an epidermal stem cell undergoes mitosis...
      1. it produces two daughter cells, both of which remain stem cells
      2. it produces two daughter cells, both of which become keratinocytes
      3. it produces two daughter cells, one of which becomes a keratinocyte, the other becoming a melanocyte
      4. it produces two daughter cells, one of which becomes a keratinocyte, the other remaining a stem cell
        5.