Which of the following statements is TRUE of inhalation of air by man?

Which of the following statements is TRUE of inhalation of air by man?
  • A.
    The ribs are not raised
  • B.
    Diaphragm is raised
  • C.
    Intercostal muscles relax
  • D.
    Pressure of the thoracic cavity increase
  • E.
    Size of thoracic cavity increase
Correct Answer: Option E
Explanation
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