Start learning →

Semilunar valves block arterial backflow into which chambers?

ALeft ventricle and right ventricle
BRight atrium and left ventricle
CLeft atrium and right ventricle
DLeft atrium and right atrium
Answer & Solution
Correct answer: A. Left ventricle and right ventricle
The semilunar valves close the arterial outlets and prevent backflow into the ventricles.
Practise this question with Quill — ICSE Class 8 →

Keep practising Body Fluids and Circulation

Browse all Body Fluids and Circulation questions for ICSE Class 8, or explore more Biology topics.

Start a Body Fluids and Circulation lesson →
Related questions
What does an electrocardiogram record?Which instrument measures blood pressure?What are palpitations?Which event defines cardiac arrest?What does hypertension mean?ABO-only red cells: anti-B in A plasma rules out which donor pair?AB recipient, ABO-only red-cell model: which donor groups are compatible?In a school ABO-only red-cell model, which group can donate to all four groups?