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 |