Anaes Vivas · Applied cardiovascular & respiratory physiology
Data viva — the Stewart variables
A Primary data viva — read the three-variable diagram; define SID and Atot; explain hyperchloraemic acidosis of saline via SID; explain hypoalbuminaemic alkalosis.
On this page
Study tools
Target exams
ANZCAFRCAABAEDAIC
Prompt
A diagram shows pH determined by three independent variables: PaCO2, SID, and Atot. Define SID and Atot, and use Stewart to explain the acidosis of large-volume 0.9 percent saline.
Stimulus
A diagram shows pH determined by three independent variables: PaCO2, SID, and Atot. Define SID and Atot, and use Stewart to explain the acidosis of large-volume 0.9 percent saline.
References2ShowHide
- [1]Samara EM. Stewart-based characterisation of blood acid-base recovery over 48 h following exercise under hot condition in camels (Camelus dromedarius). Anim Biosci, 2026.PMID 41856088
- [4]Carrigan K, et al. Balanced fluid bolus: Should we prefer balanced crystalloids over "normal" saline? J Perinatol, 2026.PMID 41826663