In the presence of irritation, the vocal cords can spasm, closing the glottic opening. This is known as:

A molecule of hemoglobin contains four atoms of ________

a. iron b. potassium c. vitamin C d. sodium

When documenting in a patient's chart, the medical assistant must avoid:

A) personal opinion comments. B) the use of standard medical abbreviations. C) writing the chief complaint in the patient's own words. D) None of the above