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9.3 Blood vessels

Syllabus
0610–2026–2027
Topic
9.3
Level
—

9.3.1—Structure of arteries, veins

  • Describe the structure of arteries, veins and capillaries, limited to: relative thickness of wall, diameter of the lumen and the presence of valves in veins

9.3.2—Functions of capillaries

  • State the functions of capillaries

9.3.3—Main blood vessels

  • Identify in diagrams and images the main blood vessels to and from the: (a) heart, limited to: vena cava, aorta, pulmonary artery and pulmonary vein (b) lungs, limited to: pulmonary artery and pulmonary vein (c) kidney, limited to: renal artery and renal vein

9.3.4—Structure of arteries and veins is

  • Explain how the structure of arteries and veins is related to the pressure of the blood that they transport

9.3.5—Structure of capillaries is related

  • Explain how the structure of capillaries is related to their functions

9.3.6—Main blood vessels

  • Identify, in diagrams and images, the main blood vessels to and from the liver as: hepatic artery, hepatic veins and hepatic portal vein

Objective notes

6 learning objectives
ConceptIGCSE Biology