Body's External Defense Mechanisms

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Body's external defense mechanisms
Zita Wormuth
Mapa Mental por Zita Wormuth, actualizado hace más de 1 año
Zita Wormuth
Creado por Zita Wormuth hace casi 6 años
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Resumen del Recurso

Body's External Defense Mechanisms
  1. Skin: Provides an impervious barrier so entry of micro-organisms is stopped. Bacteria on the skin also prevent establishment of pathogens. Sebum and sweat secreted to the surface of the skin prevent growth and kill pathogen
    1. Eyes: Tears contain lysozyme, an enzyme that kills bacteria
      1. Ears: Cerumen (ear wax) inhibits bacterial growth
        1. Nasal Cavity: Hairs and mucous trap micro-organisms
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