Historical Examples. 1  All the same, the episode left her with a feeling of insecurity. 2  She hastened to point out the other side of the matter, the insecurity of it, the disgrace. 3  Now I understand that strange sense of insecurity in my past. 4  This ignorance of the foe's whereabouts carried with it a sense of insecurity.
When the individual has a high level of carbon dioxide in the blood, the condition is known as hypercapnia. One of the most common causes of high levels of carbon dioxide in the body is hypoventilation.
Carbon dioxide, released as a by-product of metabolism, has a greater influence on pulmonary ventilation than oxygen. The partial pressure of carbon dioxide in arterial blood is normally 40 mm Hg. Even a slight increase above 40 mm Hg is termed hypercapnia.