Biology A-Level
antagonistic intercostal muscles
What antagonistic intercostal muscles means in Biology A-Level, as defined for AQA.
Definition of antagonistic intercostal muscles
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Reference: AQA
During inspiration the external intercostal muscles contract while the internal intercostal muscles relax, an antagonistic pair.
Topics that use antagonistic intercostal muscles
- Gas exchange (AQA A-Level)
Related terms
- Bronchioles
- Correlation
- counter-current flow
- diffusion at the alveolus
- large surface area
- Lungs
- maintaining a concentration gradient
- mesophyll and stomata
Using antagonistic intercostal muscles in the exam
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