Which of the following processes is not involved in inhalation?
Contraction of the interior intercostal muscles
Expansion of the thoracic cavity
Expansion of the lung tissue
Contraction of the diaphragm
Which of the following cases best represents exhalation?
Only external intercostal muscles contract
Diaphragm relaxes and internal intercostal muscles contract
Diaphragm and external intercostal muscles contract
Diaphragm contracts and external intercostal muscles relax
Diaphragm and internal intercostal muscles relax