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7 Written questions

6 Multiple choice questions

  1. The same as the integument. Has 2 layers - epidermis and dermis.
  2. the skin or ctaneous membrane and is considered an organ.
  3. a skin darkening pigment; stains the surrounding cells, causing them to darken
  4. Found in the external auditory canal of the ear. Secretes cerumen or ear wax that repels insects and traps foreign material.
  5. occurs when liquid becomes a gas. ie. rub liquid alcohol on the skin. It evaporates and cools the skin.
  6. the loss of heat from a warm body to a cooler object in contact with the warm body.

6 True/False questions

  1. eccrine glandthe most numerous and widely distributed of the sweat glands. Located throughout the body. Numerous on forehead, neck, back, upper lip, palms and soles. Not associated with hair follicles.

          

  2. apocrine glandassociated with hair follicles and found in the axillary and genital areas. Respond to emotional stress and become active when the person is frightened, upset, in pain or sexually excited. They are stimulated by sex hormones and are more active during puberty. Sweat doesn't have a strong odor unless allowed to stay on skin, where it is degraded by bacteria into chemicals and produces BO.

          

  3. keratina tough protein deposited within the cell. It hardens and flattens the cells as they move toward the outer surface of the skin. It also makes the skin water resistant.

          

  4. suboriferous glandsweat glands located in the dermis. Glands secrete sweat, whihc is secreted into a duct tht opens onto th skin s a pore.

          

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

          

  6. subcutaneous layerIt lies under the skin and is called the hypodermis. Composted of loose connective and adipose tissue. Helps to insulate the body from extreme terperatures and anchors skin to the underlying structures. A few areas have no subcutaneous layer, so the skin anchors directly to the bone.