CAIE IGCSE Biology 9.2.1 Mammalian Heart Structures
Practise identifying chambers, muscular walls, septum, one-way valves and coronary arteries in heart diagrams.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- orient a diagram before distinguishing the right and left atria and ventricles
- identify atrioventricular and semilunar valves and state that they prevent backflow
- identify the septum as the divider between sides and coronary arteries as the heart muscle's blood supply
9.2.1—Structures of the mammalian heart question 1
[Maximum number: 1]
The blood vessels that supply the heart muscle can become blocked.
State the name of the blood vessels that supply the heart muscle.
coronary arteries ;
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