| Date | November 2016 | Marks available | 1 | Reference code | 16N.1.SL.tz0.4 |
| Level | Standard Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | What | Question number | 4 | Adapted from | N/A |
Question
What are the principal structures of the ventilatory system?
A. Mouth, trachea, ribs, intercostal muscles
B. Nose, pharynx, aorta, diaphragm
C. Nose, trachea, bronchioles, alveoli
D. Mouth, larynx, diaphragm, lungs
Markscheme
C
Examiners report
Seen as an easy question, and D was the main distractor. Students have been exposed to this type of question previously and have clearly got their heads around the different features.
Syllabus sections
Topic 2: Exercise physiology » 2.1. Structure and function of the ventilatory system » 2.1.1. List the principal structures of the ventilatory system.
- 16M.1.SL.tz0.6: Which of the following is the correct order for carbon dioxide moving from the pulmonary...
- 17M.1.SL.tz0.9: What are some of the principal structures of the ventilatory system? A. Nose, mouth,...
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18N.1.SL.tz0.4:
Which is a principal structure of the ventilatory system?
A. Capillary
B. Bronchiole
C. Hemoglobin
D. Pulmonary artery
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21N.1.SL.tz0.4:
Which four are principal structures of the ventilatory system?
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18N.1.HL:.tz0.3:
Which is a principal structure of the ventilatory system?
A. Capillary
B. Bronchiole
C. Hemoglobin
D. Pulmonary artery
- 20N.1.SL.tz0.4: Which are principal structures of the ventilatory system? I. Lungs II. Heart III....
- 21M.2.HL:.tz0.9a.i: List two structures of the ventilatory system.
