Anatomy Superior Mediastinum Quiz

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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?

Aortic valve

Pulmonary valve

Mitral valve (correct)

Tricuspid valve

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?

At the base of the pulmonary artery Signup and view all the answers

Which structure provides structural support for the heart valves?

Fibrous skeleton Signup and view all the answers

What is the function of the fibrous pericardium?

To prevent overstretching of the pericardial cavity and compression of the heart Signup and view all the answers

Which structure arises from the superior mediastinum?

Ascending aorta Signup and view all the answers

Which layer is part of the heart wall?

Epicardium Signup and view all the answers

What is found in the superior mediastinum?

Pulmonary trunk Signup and view all the answers

Which layer of the heart prevents overstretching of the pericardial cavity?

Fibrous pericardium Signup and view all the answers

Anatomy Superior Mediastinum Quiz

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Questions and Answers

What is the function of the fibrous pericardium?

Which valve is located between the left atrium and left ventricle?

What is the role of the papillary muscles?

Where is the pulmonary valve located?

Which structure provides structural support for the heart valves?

What is the function of the fibrous pericardium?

Which structure arises from the superior mediastinum?

Which layer is part of the heart wall?

What is found in the superior mediastinum?

Which layer of the heart prevents overstretching of the pericardial cavity?

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