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Respiration in Organisms — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceRespiration in Organisms3 Marks
Question
Answer the following:
  1. When does a person need artificial respiration?
  2. From where can the person get supply of oxygen for artificial respiration?
  3. Does the person need to be kept on artificial respiration temporarily or permanently?
✓

Answer

  1. During emergency conditions (e.g. fatal accidents, lungs failure etc.), lungs do not work properly, artificial respiration is required.
  2. The person gets oxygen though an instrument called ventilator which act as artificial lungs.
  3. The person is kept on artificial respiration temporarily. When a person regains his health and starts breathing naturally, artificial respiration is no longer required.

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