Advanced Pulmonary Diagnotics

Front

What does MSLT stand for in sleep studies?

Back

Multiple Sleep Latency Test.

Front

What is the significance of achieving sleep latency within 3 minutes during an MSLT?

Back

It indicates a likely sleep disorder.

Front

Which stage of sleep is characterized as the 'active' phase?

Back

REM (Rapid Eye Movement) sleep.

Front

What does VC stand for in pulmonary diagnostics?

Back

Vital Capacity, which is the total amount of air that can be exhaled after a maximal inhalation.

Front

What is the normal range for PO2 in mixed venous blood?

Back

Typically around 40 mm Hg, but can vary based on several factors.

Front

What does the term 'exhaled volume' refer to in pulmonary function tests?

Back

The amount of air expelled from the lungs during a forced exhalation.

Front

What is the minimum acceptable volume exhaled during the final second of a forced vital capacity effort?

Back

0.025 L.

Front

What is the purpose of a pulmonary artery catheter?

Back

To measure pressures in the heart and lungs, and to obtain mixed venous blood samples.

Front

What does hemoglobin saturation indicate?

Back

The percentage of hemoglobin binding sites in the bloodstream occupied by oxygen.

Front

What is the role of the RT (Respiratory Therapist) during sleep studies?

Back

To monitor and assess the patient's respiratory function and sleep patterns.