Your patient says, "I can't catch my breath." In response, you state, "That's very helpful. Let me think about that for a moment." This dialogue is an example of:

You are evaluating a patient complaining of severe pain in the elbow after a game of tennis. You suspect:

A) epicondylitis. B) tenosynovitis. C) bursitis. D) tendonitis.

All of the following are electrolytes EXCEPT

A. chloride B. nitrogen C. sodium D. potassium