Thanks to Dr Jasmine Poonian for this comprehensive introduction to gases.

Tip: follow along at home with the examples given in the talk and work through them yourself on paper and by the end you should be comfortable attacking any gas!

 

Part 1 – basics and the anion gap (23min)

 

Part 2 – anion gap and the delta ratio (15min)

 

Part 3 – respiratory calculations (42min)

 

Part 4 – metabolic alkalosis (29min)