Diaphragm Actions

• Diaphragm - Actions:

  • Main muscle of inspiration
  • At rest central tendon is opposite T8
  • During quiet inspiration it descends to the level of T9 increasing the vertical diameter of the thorax
  • Deep inspiration increases vertical, lateral and anteroposterior diameters

  
• Diaphragm - Actions:

  • Main muscle of inspiration
  • At rest central tendon is opposite T8
  • During quiet inspiration it descends to the level of T9 increasing the vertical diameter of the thorax
  • Deep inspiration increases vertical, lateral and anteroposterior diameters