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Anatomy of the Heart Quiz

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Questions and Answers

What is the primary function of the heart?

To store blood for systemic circulation

To absorb oxygen from the lungs

To pump oxygenated blood around the body (correct)

To filter de-oxygenated blood

Which statement accurately describes the position of the heart?

It is positioned posteriorly to the body of the sternum. (correct)

It is enclosed by the thoracic cavity.

It is situated entirely to the left of the midline.

It is located anteriorly to the diaphragm.

What is the role of the septa in the heart?

To connect the heart to major blood vessels.

To facilitate the conduction of electrical impulses.

To expand the heart chambers during diastole.

To subdivide the heart into separate halves. (correct)

Which of the following correctly identifies the four chambers of the heart?

Right ventricle, Left ventricle, Right atrium, Left atrium Signup and view all the answers

What structure is located superiorly to the heart?

Bifurcation of the main pulmonary trunk Signup and view all the answers

Which heart valve separates the right atrium from the right ventricle?

Tricuspid valve Signup and view all the answers

What primarily forms the posterior surface of the heart?

Left atrium Signup and view all the answers

Which border of the heart is formed by the right ventricle?

Inferior border Signup and view all the answers

Which structures make up the thoracic cage?

Thoracic vertebrae and sternum Signup and view all the answers

What primarily forms the left surface of the heart?

Left ventricle and a portion of the left atrium Signup and view all the answers