Syllabus · Current · V5 (2025) · Respiratory System
C6 · Ventilation-Perfusion (V/Q) Relationships
C6.i · Ventilation-Perfusion (V/Q) Relationships
Describe the concepts of global and regional ventilation and perfusion and: a. describe the factors that affect these concepts, b. describe the West's zones of the lung and explain the mechanisms responsible for them, c. explain V/Q matching and mismatching, d. explain the effect of V/Q mismatch on oxygen transfer and carbon dioxide elimination.
Written examination
SAQ history
No mapped SAQ history for this objective.
Oral examination
VIVA history
No mapped VIVA history for this objective.
Sources: objective text from the relevant CICM syllabus; historical SAQ and VIVA wording from CICM examiner reports.