CAIE IGCSE Biology 9.2.7 Atrioventricular & Semilunar Valves
Practise locating atrioventricular and semilunar valves and relating their positions to one-way blood flow.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- identify atrioventricular valves between each atrium and ventricle
- identify semilunar valves at the bases of the aorta and pulmonary artery
- state which pressure difference opens or closes each valve to prevent reverse flow
9.2.7—Atrioventricular and semilunar valves question 1
The diagram shows a section through a human heart.
Which structure is an atrioventricular valve in the right side of the heart?
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