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GCSE Physical Education · key term
The number of breaths taken in one minute.
Used by AQA and OCR
Paper 1
Revise: Spirometer trace interpretationMore complete cycles in the same time show increased breathing rate: faster breaths. You can determine breathing rate by counting complete breaths in a timed interval and scaling to one minute. For example, six breaths in 30 seconds gives 12 breaths per minute.
Paper 1
The number of breaths taken in one minute, measured in breaths/min.
Revise: Respiratory System Structure and FunctionBreathing rate is the number of breaths taken in one minute. Tidal volume is the volume of air breathed in or out in one normal breath. Minute ventilation is the total volume of air breathed in or out in one minute.
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