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T2 CH6 Human Organ Systems — Science STD 6 — Question

Tamilnadu BoardEnglish MediumSTD 6ScienceT2 CH6 Human Organ Systems2 Marks
Question
What will happen if the diaphragm shows no movement?
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Answer

  1. The diaphragm is the primary organ of breathing.
  2. The movement of the diaphragm expands the lungs and creates a vacuum.
  3. Due to this the air is sucked in.
  4. If the diaphragm does not move the lungs do not expand or contract and breathing stops.
  5. The person will die.

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