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B3.3.8—Internal and external intercostal muscles as an example of antagonistic muscle action to facilitate internal body movements

Experiments

Here are experiments our science specialists have selected to support this IB* topic.

Respiration and Ventilation

Experiment #10 from Human Physiology Experiments

  • Use a Respiration Belt to monitor the respiratory rate of an individual.
  • Evaluate the effect of holding of breath on the respiratory cycle.
  • Evaluate the effect of rebreathing of air on the respiratory cycle.

Control of Human Respiration

Experiment #26 from Biology with Vernier

In this experiment, you will

  • Monitor the respiratory rate of an individual.
  • Evaluate the effect of holding of breath on the respiratory cycle.
  • Evaluate the effect of rebreathing of air on the respiratory cycle.

Educational Standard
International Baccalaureate (IB) 2025
Subject
Biology
Theme
B Form and function
Level of organization
3 Organisms
Topic
B3.3 Muscle and motility
Section
Standard level and higher level

* The IB Diploma Program is an official program of the International Baccalaureate Organization (IBO) which authorizes schools to offer it. The material available here has been developed independently of the IBO and is not endorsed by it.

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