A-LevelBiologyGas exchange9700/12 · May/June 2013 · Q351 Mark

Which row shows the effects of chronic bronchitis?

Adestroyed damaged inflamed absent

Bdestroyed inflamed scarred absent

Cswollen damaged scarred present

Dswollen inflamed inflamed present

✓ Correct answer

C: swollen damaged scarred present

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Topic: Gas exchange, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2013 Paper 1 Variant 2, question 35.

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