Multiple choice

Which of the following conditions causes friction during breathing?

  1. Pulmonary edema

  2. Pleurisy

  3. Pleural effusion

  4. Mesothelioma

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pleurisy is caused by inflammation of the linings around the lungs (the pleura). Inflammation of the pleural membrane causes friction during breathing which is quite painful when the swollen membranes rub against each other.