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of 19 available terms

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7 Written Questions

6 Multiple Choice Questions

  1. lies on top of the dermis and has access to rich supply of blood. The cells are continuously dividing, producing millions of cells per day. As they divide, older cells are pushed to the surface of the epithelium. As they move to the top, the cells begin to die and undergo a process of keratinization, whereby tough protein called keratin is deposited within the cell.
  2. occurs when liquid becomes a gas. ie. rub liquid alcohol on the skin. It evaporates and cools the skin.
  3. heat is lost from a warm object to the cooler air currounding the warm object.
  4. Oil glands associated with hair follicles and found in all areas of the body that have hair. Secrete sebum that flows into the fair follicle and then out onto the surface of the skin. This lubricates and helps waterproof the hair and skin and inhibtis the growth of bacteria on the surface of the skin.
  5. the inner layer of the skin The dermis is anchored ot a subcutaneous layer.
  6. outer layer of the skin

6 True/False Questions

  1. convectionthe loss of heat from a warm body to a cooler object in contact with the warm body.

          

  2. ceruminous glandFound in the external auditory canal of the ear. Secretes cerumen or ear wax that repels insects and traps foreign material.

          

  3. subcutaneous layerOil glands associated with hair follicles and found in all areas of the body that have hair. Secrete sebum that flows into the fair follicle and then out onto the surface of the skin. This lubricates and helps waterproof the hair and skin and inhibtis the growth of bacteria on the surface of the skin.

          

  4. stratum corneumthe surface area of epidermis. Composed of 30 layers of dead, flattened keratinized cells.

          

  5. conductionthe loss of heat by air currents moving over the surface of the skin.

          

  6. thermoregulationthe mechanism wherby the body balances heat produciton and heat loss.

          

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