What is the normal value of dead space in milliliters?
Understand the Problem
The question is asking for the normal physiological value of dead space measurement in milliliters, which refers to the portion of the respiratory system's volume where gas exchange does not occur.
Answer
150 mL
The normal value of anatomical dead space is approximately 150 mL in a healthy adult.
Answer for screen readers
The normal value of anatomical dead space is approximately 150 mL in a healthy adult.
More Information
Dead space is the volume of air in the respiratory system that does not participate in gas exchange. The anatomical dead space consists of the airways from the mouth/nose to the terminal bronchioles and represents about 30% of the tidal volume.
Sources
- Anatomical dead space information - pubmed.ncbi.nlm.nih.gov
- Dead Space - Johns Hopkins University - oac.med.jhmi.edu
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