It Is Known That In A Dream, Ventilation

It is known that in a dream, ventilation of lungs A little decreases because force of interface decreases Respiratory function of the centres. Especially in a fast phase of a dream (REM) Coming the general muscles worsens ventilation and conducts to More serious hypoventilation. These mechanisms of development of hypoventilation Are especially important, when function muscles is broken. Effects Such form are often strengthened also by low sensitivity of the respiratory The centres. Night hardware auxiliary ventilation of lungs improves Displays of night hypoventilation at these patients also improves indicators Day gaugings of arterial gases of blood. Chronic obstructive illnesses of a lung Hypoventilation at patients with COPD is secondary and Has various mechanisms of development. As it is told above, these patients Usually have serious obstruction of respiratory ways with size FEV1 Less than 1 litre/sek or from 35 % of due size. Patients with COPD Which have a hypoventilation syndrome, always poorly react to tests with and .