Unit 1: Gross Anatomy of the Chest. Part III: Muscles of Ventilation Reference & Reading: Egan's p.158-163. Muscles of Ventilation. Primary Muscles Diaphragm Intercostal muscles Accessory Muscles Scalenes Sternocleomastoid Pectoralis Major Abdominals. Diaphragm.
Unit 1: Gross Anatomy of the Chest
Part III: Muscles of Ventilation
Reference & Reading: Egan's p.158-163
Quiet Breathing – from www.gettyimages.com
Collection of chest wall muscles
Help to increase thoracic space, by assisting the primary muscles: