The newest 15 of 15 written questions. Open one to see it on the real paper.
Explain how blood vessel J, an artery, is adapted to its function.
See it on the paper →Describe two differences between the pulmonary artery and the vena cava.
See it on the paper →Humans take in oxygen from the air in the lungs. Name the blood vessel that takes deoxygenated blood to the lungs from the heart.
See it on the paper →Explain how the structure of the part labelled B in Fig. 7.1 is adapted for its function.
See it on the paper →Describe and explain the adaptations of the feature labelled X in Fig. 1.2 for the transport of blood.
See it on the paper →Identify blood vessels B, D, and E in Fig. 1.1 as either an artery or a vein. B D E
See it on the paper →The boxes on the left show the names of three types of blood vessel. The boxes on the right show the average thickness of the wall of each type of blood vessel. Draw lines to link each blood vessel with the average thickness of their walls. blood vessel average thickness of wall artery 0.0005 mm capillary 0.5 mm vein 1...
See it on the paper →Most candidates understood that one blood vessel was an artery, and one was a vein and stated this. However, more detailed descriptions of the physiological differences between the two were not commonly seen. The most common misconception was that one carries oxygenated blood. Another commonly seen error was to give an idea and then to write the reverse argument in the second space, so effectively...
— Examiner report, May/June 2025, 0654/41 Q2(a) (Cambridge)
The necessity of a thick wall to withstand high pressure was well understood by most candidates. However, many candidates did not score further marks as they did not mention muscular/elastic walls to maintain the pressure.
— Examiner report, October/November 2023, 0654/43 Q1(b)(i) (Cambridge)
The types of blood vessels were well known by many candidates.
— Examiner report, February/March 2023, 0654/32 Q1(a)(ii) (Cambridge)
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Name a structure present in veins but not visible in Fig. 1.2.
Describe two ways in which the structure of arteries is different from the vein shown in Fig. 1.2.
See it on the paper →State the name of the type of blood vessel shown in Fig. 10.2.
See it on the paper →Explain how each of the features adapt the blood vessel for its function. thick wall narrow lumen
See it on the paper →The blood vessel labelled A is an artery. Describe the role of arteries in the circulatory system.
See it on the paper →State one piece of evidence from Fig. 4.2 that shows this blood vessel is an artery.
See it on the paper →Fig. 10.1 shows simplified cross-sections of three different types of blood vessel. The artery has been identified. artery Fig. 10.1 Complete Fig. 10.1 to identify the other two types of blood vessel.
See it on the paper →The human circulatory system contains arterioles. Arterioles are used in the regulation of body temperature. Describe the role of arterioles in reducing body temperature.
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