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IB Biology HL C3.1.3 Integration of Organs Questions

Explore how hepatic vessels, sinusoids, portal nutrients and digestive hormones integrate liver storage, blood transport and organ regulation in IB Biology HL C3.1.3.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Trace hepatic artery and hepatic portal-vein blood through liver sinusoids to the hepatic vein, identifying how organ connections integrate nutrient transport.
  • Explain how portal nutrients and pancreatic or gastric hormones reach the liver and regulate storage, release and digestion across organs.

IB Biology HL C3.1.3 Integration of Organs Questions question 1

[Maximum number: 3]

The diagram shows the liver and its main blood vessels.

Figure for Question IB Biology HL C3.1.3 Integration of Organs Questions question 1 — IB Biology HL

Outline the circulation of blood through liver tissue.

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