Biology A-Level
Antagonistic muscle action
What Antagonistic muscle action means in Biology A-Level, as defined for OCR.
Definition of Antagonistic muscle action
Check what you remember
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Reference: OCR
External intercostals contract to raise the ribs in inspiration, while internal intercostals lower them in forced expiration.
Topics that use Antagonistic muscle action
- Exchange surfaces (OCR A-Level)
Related terms
- Adaptations of exchange surfaces
- Airway structure and support
- Alveolar and capillary adaptations for diffusion
- Concentration gradients
- Correct use of the light microscope
- Counter-current gas exchange in gills
- large surface area
- Maintaining concentration gradients
Using Antagonistic muscle action in the exam
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