Rhythmic breathing (normal, quiet breathing at rest or during sleep) is initiated by the respiratory centre in the medulla oblongata of the brainstem. This centre has two groups of neurones: a ventral ...

Protecting the delicate gas exchange surfaces in the lung is essential for health and the respiratory system has a number of ways of filtering ... Coughing: coughing is a reflex mechanism for ...

When we cough, our body is working to clear our throat or our respiratory system of items that should not be there. Our nervous and respiratory systems work together to prevent foreign items such ...

Respiration is the process by which energy is released from food in our body. The function of respiratory system is to breathe in oxygen for respiration producing energy from food, and to breathe ...

"Oxidative stress, an imbalance between disturbances in the normal oxidative state of cells and the system's ... alternative mechanism by which diesel contributes to respiratory illness and ...