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lab quiz
respiratory anatomy
| Question | Answer |
|---|---|
| inspiratory muscles | normal: diaphragm, external intercostals forced: scalene, sternocleidomastoid, pectoralis minor, erector spinae muscles |
| expiration | normal: relax inspiratory muscles forced: internal intercostals, abdominal muscles |
| normal respiratory rate | 12 breaths a min |
| tidal volume | 500ml |
| inspiratory reserve volume | 3.1l |
| expiratory reserve volume | 1.2l |
| residual volume | 1.1l |
| total lung volume | 6l |