Which of the following is the most commonly performed surgical procedure?

Salt water, which has a higher tonicity than body tissues, shifts fluids:

a. out of the bloodstream and into the lungs. b. out of the bloodstream and into the esophagus. c. toward the duodenum. d. into the nasal cavity.

Decompression sickness can cause:

a. swelling of the vocal cords. b. severe muscle and joint pain. c. swelling of the tongue. d. swelling of the cricoid cartilage.