Pulmonary surfactant<span> is a mixture of lipids and proteins which is secreted into the alveolar space by epithelial type II cells. The main </span>function<span> of </span>surfactant <span>is to lower the surface tension at the air/liquid interface within the alveoli of the </span>lung<span>.
Source: </span>http://www.sciencedirect.com/science/article/pii/S000527360000256X
Fat has the most calories of all the nutrients: 9 calories per gram. In a healthy diet, about 30 percent of total daily calories should come from fat. This means eating about 50 to 80 grams of fat each day. Fat gives the body energy, too, but the body changes only about 10 percent of fat into glucose.
The most successful approach is a combination of therapy, medication, and lifestyle changes.
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C. chain of command restricts personnel to communicating or sharing information outside their organizational units <span />
C) Defibrillators.
Most anyone who went to medical school in a hospital can use these.