Biology 9700 · AS & A Level · The microscope in cell studies

The microscope in cell studies — practice question

Which row correctly shows the pulmonary artery?

  • Athickness of blood vessel wall $1.30\,\text{mm}$; oxygen content of blood inside vessel: deoxygenated; blood pressure $15-30\,\text{mmHg}$
  • Bthickness of blood vessel wall $2.10\,\text{mm}$; oxygen content of blood inside vessel: oxygenated; blood pressure $80-120\,\text{mmHg}$
  • Cthickness of blood vessel wall $0.15\,\text{mm}$; oxygen content of blood inside vessel: oxygenated; blood pressure $5-15\,\text{mmHg}$
  • Dthickness of blood vessel wall $0.20\,\text{mm}$; oxygen content of blood inside vessel: deoxygenated; blood pressure $3-8\,\text{mmHg}$

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