Ischemic heart disease, commonly angina or myocardial infarction, is the third leading cause of death in the United States

Generally, codes that have a one-to-many forward mapping also have:

A) one-to-one forward mapping. B) many-to-one backward mapping. C) one-to-one backward mapping. D) many-to-one forward mapping.

Which of the following precautions must be considered when performing pulmonary function procedures on patients with potentially infectious airborne disease?

1. Practitioners should wear sterile gloves. 2. Practitioner should wear a personal respirator or a close-fitting surgical mask. 3. Practitioners should wash their hands between testing patients and after contact with testing equipment. 4. The mouthpiece, nose clips, tubing, and any parts of the instrument that come into direct con-tact with a patient should be disposed, sterilized, or disinfected between patients. a. 2, 3, and 4 only b. 2 and 3 only c. 1, 3, and 4 only d. 1, 2, and 3 only