1. What is the role of a respiratory therapist in the health care team? A: A respiratory therapist is a health care professional who specializes in the assessment, treatment, and management of patients with respiratory problems. They work with physicians, nurses, and other health care providers to deliver optimal care for patients with acute and chronic respiratory conditions. 2. What are some common respiratory diseases or disorders that require respiratory therapy? A: Some common respiratory diseases or disorders that require respiratory therapy are asthma, chronic obstructive pulmonary disease (COPD), pneumonia, cystic fibrosis, bronchitis, emphysema, lung cancer, acute respiratory distress syndrome (ARDS), and sleep apnea. 3. What are some of the diagnostic tests or procedures that a respiratory therapist can perform or assist with?