1. Explain why a large pleural effusion may have more serious consequences than an obstruction in a major bronchus. 2. Explain the signs of atelectasis. 3. Describe two ways in which atmospheric air...

1. Explain why a large pleural effusion may have more serious consequences than an obstruction in a major bronchus.

2. Explain the signs of atelectasis.

3. Describe two ways in which atmospheric air can enter the pleural cavity.

4. List in the proper sequence the changes in the structures and the pressures that occur during normal inspiration and inspiration with flail chest.