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Edexcel IGCSE Biology 2.32 Small Intestine Adaptations for Absorption Questions

Practise absorption in the small intestine by using villus diagrams, glucose data and disease contexts to explain nutrient uptake.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • use villus diagrams to explain large surface area, capillaries and diffusion gradients
  • explain how damaged villi reduce absorption, slowing growth or causing tiredness
  • compare glucose levels in hepatic vessels after absorption and storage in the liver

Edexcel IGCSE Biology 2.32 Small Intestine Adaptations for Absorption Questions question 1

[Maximum number: 1]

The diagram shows the digestive system of a dog with some structures labelled. The digestive system of the dog is similar to that of a human.

Figure for Question Edexcel IGCSE Biology 2.32 Small Intestine Adaptations for Absorption Questions question 1 — Edexcel IGCSE Biology

Which structure contains villi?

A

Q

B

R

C

S

D

V

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