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Questions and Answers

Where is the heart located?

Superior surface of diaphragm, left of the midline, anterior to the vertebral column, posterior to the sternum.

Name the chambers of the heart.

Right atrium, left atrium, right ventricle, left ventricle.

Name the blood vessels that connect to the heart.

Superior and inferior venae cavae, right and left pulmonary veins, pulmonary trunk, aorta.

Name the layers that make up the heart wall.

<p>Epicardium, myocardium, endocardium.</p> Signup and view all the answers

Which side of the heart has a thicker wall? Why?

<p>The left side has a thicker wall because it pumps blood to the entire body.</p> Signup and view all the answers

Match the heart chambers with their functions:

<p>Right Atrium = Receives deoxygenated blood from body Left Atrium = Receives oxygenated blood from lungs Right Ventricle = Pumps deoxygenated blood to lungs Left Ventricle = Pumps oxygenated blood to body</p> Signup and view all the answers

Blood enters the right atrium from the ______.

<p>superior and inferior venae cavae and coronary sinus.</p> Signup and view all the answers

What is the purpose of the heart valves?

<p>Ensure unidirectional blood flow</p> Signup and view all the answers

What are the components of the conduction system of the heart?

<p>Sinoatrial (SA) node, atrioventricular (AV) node, bundle of His (AV bundle), Purkinje fibers.</p> Signup and view all the answers

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