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A-Level Biology OCR A

Expulsive Large Quantity Reflexes Explain Protection Pathogens Cough

The summary names four expulsive reflexes (cough, sneeze, vomiting, diarrhea) and explains their value in ejecting pathogens from the body.

O resumo nomeia quatro reflexos expulsivos (tosse, espirro, vômito, diarreia) e explica seu valor na ejeção de patógenos do corpo.

Front Name 4 expulsive reflexes and explain their value for protection against pathogens.
Back Expulsive reflexes:
  • Cough & sneeze - eject pathogen-containing mucus from gas exhange system, rapidly and in large quantity
  • Vomiting & diarrhoea - expel contents of gut along with infective pathogens also rapid and large quantity

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