During normal respiration in a mammal, the diaphragm is

Asked In Exam: BPSC TRE 1.0

Options

  • A. Arched
  • B. Flattened
  • C. Permanently relaxed
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. Flattened

Detailed Explanation

During inspiration, the diaphragm contracts and flattens, increasing the volume of the thoracic cavity and facilitating entry of air into the lungs.