Physical Education A-Level
Alveolar and muscle exchange
What Alveolar and muscle exchange means in Physical Education A-Level, as defined for AQA.
Definition of Alveolar and muscle exchange
Check what you remember
Read the wording for your board, then hide it and explain Alveolar and muscle exchange in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
At the alveoli, oxygen loading and carbon dioxide unloading occur; at muscles, oxygen unloading and carbon dioxide loading occur.
Topics that use Alveolar and muscle exchange
- Respiratory system (AQA A-Level)
Related terms
- Airway narrowing
- Baroreceptor
- Baroreceptors
- Carbon monoxide, oxygen transport and aerobic capacity
- Chemoreceptor
- Chemoreceptors
- Chemoreceptors and sensory detection
- Cilia and mucus clearance
Using Alveolar and muscle exchange 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