| Date | November 2018 | Marks available | 1 | Reference code | 18N.1.HL:.tz0.5 |
| Level | Higher Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Question number | 5 | Adapted from | N/A |
Question
What is the action of the diaphragm and the external intercostal muscles during exhalation?
Markscheme
A
Examiners report
Mid-ranking question.
Syllabus sections
Topic 2: Exercise physiology » 2.1. Structure and function of the ventilatory system » 2.1.4. Explain the mechanics of ventilation in the human lungs.
- 22M.1.SL.tz0.5: Which occurs during the inhalation phase of ventilation during exercise?
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18N.1.SL.tz0.6:
What is the action of the diaphragm and the external intercostal muscles during exhalation?
- 16M.2.SL.tz0.2c: Explain the mechanics of inhalation in the human lungs.
- 19N.1.HL:.tz0.3: What is the action of the diaphragm and the alveolar pressure relative to the atmospheric...
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16N.2.SL.tz0.7a:
Explain the mechanics of pulmonary ventilation in the human lungs at rest.
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17N.2.SL.tz0.5b:
Describe the mechanics of inspiration in the final stages of a cycling race.
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19N.2.SL.tz0.6d:
Explain how the mechanics of exhalation change from rest to exercise.
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19M.2.SL.tz0.5a:
Describe the mechanics of ventilation during high intensity interval training.
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20N.2.HL:.tz0.3e:
Explain the mechanics of inspiration for an athlete completing an aerobic fitness test.
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21M.2.HL:.tz0.4b:
Explain the mechanics of inhalation in the lungs during exercise.
