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6th grade - Test 3 review health

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  • carries messages to your brain causing you to hear
    auditory nerve
  • becomes thicker when you look at close objects
    lens
  • white blood cells inside lymph nodes
    lymphocytes
  • the hollow space in your skull that surrounds each eye
    eye socket
  • the tough outer layer of the eye
    sclera
  • the enzyme that kills bacteria in your tears and perspiration
    lysozyme
  • the center of the iris through which light passes
    pupil
  • bacteria and viruses that cause diseases
    pathogens
  • the hairlike projections that line the mucous membrane
    cilia
  • the largest organ of the skin
    skin
  • transportation tubes for lymph
    lymph vessels
  • enlarged bunches of lymphatic tissue
    lymph nodes
  • the body's ability to resist a particular disease
    immunity
  • the largest lymphatic organ
    spleen
  • the special kind of skin cells that line your mouth, nose, and throat
    mucuous membrane