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Heart: Quiz 1
| Question | Answer |
|---|---|
| What covers the atria? | Right and left auricles |
| What is the entrance to the left atrium? | Right and left pulmonary veins |
| What is the exit of the pulmonary trunk? | Right and left pulmonary arteries |
| What are the major cardiac arteries and veins? | Right coronary artery, left coronary artery, coronary sinus |
| What are the layers of an artery and a vein? | tunica externa, tunica media, tunica intima |
| Where are the endothelial cells located? | tunica intima |
| What do veins have in addition to the 3 layers that arteries do not? | valves |
| What are the 4 divisions of the aorta? | ascending aorta, aortic arch, thoracic aorta, abdominal aorta |
| Where is the right coronary artery? | coronary sulcus |
| What does the right coronary artery feed? | posterior interventricular artery |
| Where is the left coronary artery? | coronary sulcus |
| What does the left coronary artery feed? | anterior interventricular artery, circumflex artery |
| where does the coronary sinus empty? | into the right atrium |
| what is the coronary sinus fed by | great cardiac vein, middle cardiac vein |
| What are the layers of the heart wall | endocardium, myocardium, epicardium |
| what are the heart chambers | left atrium, right atrium, left ventricle, right ventricle |
| what is the entrance to the right atrium | superior and inferior vena cava |
| what divides the right and left chambers of the heart | interventricular septum |