4 2 The diagram shows a blood vessel of a person with cardiovascular disease (CVD). R Q P T plaque S X Y © Universal Images Group North America LLC/Alamy Stock Photo (a) (i) Name the type of blood vessel shown in this diagram. (1) ..................................................................................................................................................................................................................................................................................... (ii) Which labelled part of the blood vessel contains tissue that can contract to maintain blood pressure? (1) A P B Q C S D T Turn over 5 (iii) Which labelled parts of the blood vessel contain collagen? (1) A Q B Q and T C Q, S and T D Q, R, S and T (iv) Which of the following shows the cross-sectional area of the lumen of the blood vessel in the diagram? Use the line XY to help you. (1) A 2.01 cm2 B 2.51 cm2 C 5.03 cm2 D 8.04 cm2 (b) Diet is one factor that affects the development of CVD. Explain how the diet of a person could affect the development of CVD. (4) ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... ..................................................................................................................................................................................................................................................................................... (Total for Question 2 = 8 marks)
Get full Socratic AI guidance on this question — free in the Applaa desktop app
Appy Buddy guides you step-by-step toward the answer without giving it away. Type your attempt and get instant, mark-scheme-aware clues that teach you to think like an examiner.
Join Applaa Community
Create your own games, learn AI concepts, program interactive apps, and share with a kid-safe community approved by parents. Free forever on Windows and Mac.
Available for Windows and macOS · COPPA Compliant
Exam Specification Info
This question is part of the UK A-Level Biology syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.
While Other Kids Get an AI Head Start, Is Yours Falling Behind?
Give your child the same AI app-building, exam prep and tutoring edge — free for the first month, no credit card needed.
Join 10,000+ students building their first AI-powered apps with Applaa