During a cardiopulmonary stress test using breath-by-breath gas analysis, a pulmonary function technologist notices that the VO2 suddenly decreases. Which of the following may explain this change?1. The patient has achieved anaerobic threshold.2. The measurement of the expired gas volumes is inaccurate.3. O2 analyzer "phase delay" has increased.4. There is a leak in the tubing or mouthpiece.
A. 1, 3, and 4 only
B. 1, 2, and 3 only
C. 1, 2, and 4 only
D. 2, 3, and 4 only
During a cardiopulmonary stress test using breath-by-breath gas analysis, a pulmonary function technologist notices that
-
answerhappygod
- Site Admin
- Posts: 899604
- Joined: Mon Aug 02, 2021 8:13 am
During a cardiopulmonary stress test using breath-by-breath gas analysis, a pulmonary function technologist notices that
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!