Unit 4: Respiratory system anatomy and physiology

respiratory system  The respiratory tract has two major divisions: the upper respiratory tract and the lower respiratory tract The organs in each division are The respiratory system starts at the nose and mouth and continues through the airways and the lungs Air enters the respiratory system through the nose and

The respiratory tract is the path of air from the nose to the lungs It is divided into two sections: Upper Respiratory Tract and the Lower Respiratory Tract  Respiratory system definition: the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the

Your lungs make up a large part of your respiratory system, which is the network of organs and tissues that allow you to breathe You have two lungs, one on The respiratory system includes the inhalation of air, which is then channeled into the alveoli of the lungs to deliver oxygen to the circulatory system, and