What structure is a group of air sacs at the end of the bronchioles surrounded by capillaries

Structure known as windpipe?

If their is a problem with your epiglottis what would you not be able to do?

COPD is most likely the result of

Which disease is usually triggered by an allergen and causes dyspnea and wheezing

Overdilated alveoli and cannot exhale leading to increase in CO2

First emergency treatment given for anaphylactic reaction

Symptoms of this disease: coughing, bloody sputum, night sweats, fever and weight loss

Primary treatment for asthma attack

Lungs are covered in moist slippery surface to prevent friction:

What additional symptom does one usually have with influenza that you don't have with a cold?

Covers surfaces of alveoli to help them inflate and deflate