Two Minutes of Anatomy: Intercostal Muscles скачать в хорошем качестве

Two Minutes of Anatomy: Intercostal Muscles

Intercostal Muscles: Mainly involved in the mechanical aspect of breathing. Function to expand and decrease size of chest cavity to facilitate breathing. Three layers. External Intercostal Muscles: Aid in normal and forced inhalation. Origin: Ribs 1-11. Insertion: Ribs 2-12. Action: Ribcage expansion through elevation and separation of ribs. Internal Intercostal Muscles: Aid in forced expiration. Origin: Ribs 2-12. Insertion: Ribs 1-11. Action: Decrease transverse dimensions of ribcage through rib depression and inward bending. Innermost intercostal muscle: Deepest layer of internal intercostal muscles. Separated by a neurovascular bundle. Dr Donald A Ozello DC of Championship Chiropractic in Las Vegas, NV Web Site: http://www.championshipchiropractic.com/ Blog: https://www.championshipchiropractic.... Twitter:   / drdozellodc   Facebook:   / championship-chiropractic-280141628688300   LinkedIn:   / dr-donald-a-ozello-dc-716b3233   YouTube:    / drdozellodc   "Running: Maximize Performance & Minimize Injuries" https://www.amazon.com/Running-Perfor...