Physical Education A-Level
Partial pressure of oxygen
What Partial pressure of oxygen means in Physical Education A-Level, as defined for AQA.
Definition of Partial pressure of oxygen
Check what you remember
Read the wording for your board, then hide it and explain Partial pressure of oxygen in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
At the lungs this is high, so oxygen loads onto haemoglobin, while at respiring tissues it is lower, so oxyhaemoglobin dissociates and oxygen is released.
Topics that use Partial pressure of oxygen
- Cardiovascular system (AQA A-Level)
Related terms
- Affinity for oxygen
- Antagonistic action of the two divisions
- Anticipatory rise
- Autonomic control of heart rate
- Baroreceptors
- Bohr shift during exercise
- Cardiac output
- Cardiac output and oxygen uptake
Using Partial pressure of oxygen in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Physical Education questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physical Education A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge