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O-LevelBiologyTransport in Humans5090/11 · May/June 2023 · Q171 Mark

Blood pressure was measured in the pulmonary artery, pulmonary capillaries and pulmonary vein. Which blood pressure results could be correct?

Ablood pressure in pulmonary artery /kPa: 14, blood pressure in pulmonary capillaries /kPa: 8, blood pressure in pulmonary vein /kPa: 5
Bblood pressure in pulmonary artery /kPa: 14, blood pressure in pulmonary capillaries /kPa: 5, blood pressure in pulmonary vein /kPa: 8
Cblood pressure in pulmonary artery /kPa: 5, blood pressure in pulmonary capillaries /kPa: 8, blood pressure in pulmonary vein /kPa: 14
Dblood pressure in pulmonary artery /kPa: 5, blood pressure in pulmonary capillaries /kPa: 14, blood pressure in pulmonary vein /kPa: 8

✓ Correct answer

A: blood pressure in pulmonary artery /kPa: 14, blood pressure in pulmonary capillaries /kPa: 8, blood pressure in pulmonary vein /kPa: 5

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About this question

Topic
Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2023 Paper 1 Variant 1, question 17.

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