Volumetric measurement of breathing in small animals

Principle

Volumetric measurement of the oxygen consumption of an animal enclosed in a temperature-controlled spirometer. Absorption of the exhaled carbon dioxide using concentrated potassium hydroxide solution.

Tasks

1. Measure the oxygen consumption of insects in relation to ambient temperature and body weight.

What you can learn about

• Oxygen consumption
• Volumetric measurement
• Respirometer
• Carbon dioxide consumption
• Compensation vessel
• Q₁₀ value

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