example 5 use the result of example 3 to find the average rate of change of from 3 to 0 the average rate of change of from 3 to 0 is a 0 3 3 1 a difference quotient can also be used to define a function that allows us to determine the average rate of change
If you stop smoking at this point, the lungs are not damaged any further, though the damage that has already been done cannot be reversed. So, giving up smoking would be the first step towards controlling the progression of lung damage. Allergies too can affect the lungs and decrease its function.
If you have an allergy, your immune system acts as if the allergen were dangerous, releasing a chemical called histamine that causes allergy symptoms.Learn about headaches, a common symptom of allergies.If the allergen is something you breathe in from the air, your reaction will most likely affect your eyes, nose and lungs. If it's something you eat, it may affect your mouth, stomach and intestines. Food allergies also can cause skin rashes or even asthma symptoms.Food Allergy.f you have an allergy, your immune system acts as if the allergen were dangerous, releasing a chemical called histamine that causes allergy symptoms.