Which of the Following Precautions Must Be Considered When Performing

Multiple Choice

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 contact 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