Primary Viva 3 (Physiology)

QUESTIONS

1. Oxygen carriage

– How is oxygen carried in the blood?
– Draw a diagram showing the relationship between oxygen content and pO₂.
– Re-label the following graph, which shows SaO₂/pO₂, and mark the significant points.
– What causes the slope of the graph to shift to the right/left?
– What causes movement of the venous point?

2. How does the body respond to an acute rise in blood pressure?

– Discuss this in further detail.

3. Describe in detail the endocrine component of the stress response to surgery.