Biology 9700 · AS & A Level · The circulatory system

The circulatory system — practice question

The photomicrographs display transverse sections of arteries taken from a non-smoker and from a smoker. Using the evidence shown above, which disease is most likely to develop in the smoker?

  • Acardiovascular disease
  • Bchronic obstructive pulmonary disease (COPD)
  • Cemphysema and chronic bronchitis
  • Dlung cancer

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