Answer:
A. Mucus secretions that block airways
B. Inflamed airways that obstruct airflow
E. Overinflated alveoli that impair gas exchange
Explanation:
Chronic obstructive pulmonary disease (COPD) causes problems in air-flow and breathing. It is indicated by shortness of breath, cough, mucus production and wheezing. COPD is caused by genetic factors, long term exposure to irritating gas and most commonly by smoking.
The long term exposure to tobacco results in blocked air ways and destruction of airways. Emphysema and chronic bronchitis are two most common causes of chronic obstructive pulmonary disease.
Chronic bronchitis;
A) It is the inflammation of airways that obstruct airflow.
B) It causes the production of mucus secretions that further blocks the airways.
E) Emphysema causes COPD by overinflated alveoli that impair gas exchange.
Answer:
Explanation:
Using the algebric identity
So,
Answer:
They all seem right but...
Explanation:
I pick option C. The pictures are taken with film that makes the models look flawless.
<em>Please don't hesitate to correct me if I'm wrong...</em>
The main problem with cost-benefit analysis is that it requires translation of all value of a given proposal into economic terms. ... To be useful, any data, including economic data, must be considered in the context of the decision that is being made.
Answer:
E
Explanation:
The density measures the BMI which is the body mass index; the measure of body fat determined through the height and weight of an individual