What condition occurs when air pressure in the hollow spaces of the body (such as the middle ear and sinuses) rises too high or drops too low due to a diving accident?

When auscultating the lungs of a trauma victim, you are listening for:

A) crackling and popping. B) equal, bilateral breath sounds. C) stridor. D) paradoxical motion.

Which of the following are true regarding humidity? I. Humidity exerts a partial pressure. II. The capacity of a gas to hold water vapor decreases with the temperature. III. Humidity must be accounted for when determining partial pressures. IV. A gas can hold more humidity as the temperature increases

A) I and II B) I and III C) I, II, and III D) I, III, and IV