2.46 Structure of the thorax
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Which structure separates the thorax from the abdomen?
(1)Total for this question: 1 mark
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2.46 Structure of the thorax
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2.46 Structure of the thorax
Exam question
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Which structures carry air from the trachea into each lung?
(1)Total for this question: 1 mark
2.46 Structure of the thorax
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What is the function of the cartilage rings in the trachea?
(1)Total for this question: 1 mark
2.46 Structure of the thorax
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Where are the intercostal muscles found?
(1)Total for this question: 1 mark
2.46 Structure of the thorax
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Name, in order, the structures air passes through from the trachea to the blood.
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Total for this question: 4 marks
2.46 Structure of the thorax
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State the function of the ribs.
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Total for this question: 1 mark
2.46 Structure of the thorax
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Describe the role of the pleural membranes.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Explain why the trachea is lined with cells that have cilia and cells that make mucus.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Explain why the trachea has C-shaped rings of cartilage rather than complete rings.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Describe the structure of the thorax.
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Total for this question: 3 marks
2.46 Structure of the thorax
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A diagram labels parts of the breathing system. Identify the part described: (i) branches into the left and right lung (ii) muscle that forms the floor of the thorax (iii) tiny air sacs where gas exchange happens.
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Total for this question: 3 marks
2.46 Structure of the thorax
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Explain why a puncture wound in the chest wall can cause a lung to collapse.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Explain why bronchioles have rings of smooth muscle but no cartilage.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Suggest why the lungs are pink and spongy.
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Total for this question: 2 marks
2.46 Structure of the thorax
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Describe the path of air from the nose to the trachea.
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Total for this question: 2 marks