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Anatomy Clined 6 Prelims 1.APK Background - Heart Pericardium

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Anatomy Clined 6 Prelims 1.APK Background - Heart Pericardium

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Questions and Answers

What is the main function of the myocardium in the heart?

To prevent backflow of blood

To connect AV valves to muscles

To provide smooth lining inside the heart

To perform the pumping action (correct)

Where does the pulmonary valve sit anatomically?

On the left half of the sternum opposite the 4th costal cartilage

On the right half of the sternum opposite the 4th intercostal space

At the left half of the sternum opposite the 3rd intercostal space

At the mid-end of the 3rd left costal cartilage (correct)

Which vessels connect the AV valves to muscles in the heart?

Trabeculae carnae

Chordae tendinae (correct)

Papillary muscles

Coronary arteries

What is the role of the coronary arteries in the heart?

To supply oxygenated blood to the heart muscle Signup and view all the answers

Which component of the heart is responsible for atrial depolarization?

P wave Signup and view all the answers

Where does the Great Cardiac Vein drain into?

Great cardiac vein drains into anterior IVC Signup and view all the answers

Which structure separates the right ventricle from the left ventricle?

Interventricular septum Signup and view all the answers

What is the outermost layer of the pericardium called?

Fibrous pericardium Signup and view all the answers

Which of the following is NOT a surface of the heart?

Basilar Signup and view all the answers

Which structure is located at the most inferior part of the heart?

Apex Signup and view all the answers

Which nerve innervates the parietal pericardium?

Phrenic nerve Signup and view all the answers

Which of the following is NOT an opening in the right atrium?

Pulmonary valve Signup and view all the answers