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Questions and Answers
What separates the left and right sides of the heart?
What separates the left and right sides of the heart?
- Septum (correct)
- Atrioventricular orifices
- Papillae
- Chorda tendinae
What prevents the backflow of blood into the atria during ventricular contraction?
What prevents the backflow of blood into the atria during ventricular contraction?
- Papillae
- Chorda tendinae
- AV valves (correct)
- Atrioventricular orifices
Which chamber of the heart has a thicker wall to provide effective force during contraction?
Which chamber of the heart has a thicker wall to provide effective force during contraction?
- Right atrium
- Left ventricle (correct)
- Left atrium
- Right ventricle
What are the structures attached to the valves of the heart to prevent their evertion during ventricular contraction?
What are the structures attached to the valves of the heart to prevent their evertion during ventricular contraction?
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Through which orifices do the atria and ventricles communicate with each other?
Through which orifices do the atria and ventricles communicate with each other?
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