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Questions and Answers
What is the function of the fibrous pericardium?
What is the function of the fibrous pericardium?
- To maintain the position of the heart within the mediastinum (correct)
- To maintain valve diameter and prevent overstretching
- To prevent backflow of blood into the atria during ventricular systole
- To control the heart rate
Which valve is located between the left atrium and left ventricle?
Which valve is located between the left atrium and left ventricle?
- Aortic valve
- Pulmonary valve
- Mitral valve (correct)
- Tricuspid valve
What is the role of the papillary muscles?
What is the role of the papillary muscles?
- To prevent backflow of blood into the atria during ventricular systole
- To regulate blood pressure within the heart chambers
- To control the heart rate
- To maintain valve diameter and prevent overstretching (correct)
Where is the pulmonary valve located?
Where is the pulmonary valve located?
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Which structure provides structural support for the heart valves?
Which structure provides structural support for the heart valves?
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What is the function of the fibrous pericardium?
What is the function of the fibrous pericardium?
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Which structure arises from the superior mediastinum?
Which structure arises from the superior mediastinum?
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Which layer is part of the heart wall?
Which layer is part of the heart wall?
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What is found in the superior mediastinum?
What is found in the superior mediastinum?
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Which layer of the heart prevents overstretching of the pericardial cavity?
Which layer of the heart prevents overstretching of the pericardial cavity?
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