Topology of the heart

Question 1

apex of the heart

Answer 1

the lowest part of the heart

formed by the inferolateral part of the left ventricle; projects anteriorly to the left at the level of the 5th intercostal space and left midclavicular line

Question 2

what part of the heart is considered the lowest part of the heart and is formed by the inferolateral part of the left ventricle projecting anteriorly to the left at the level of the 5th intercostal space and left midclavicular line?

Answer 2

apex

Question 3

base of the heart

Answer 3

upper border of the heart involving the left atrium, part of the right atrium, and the proximal portions of the great vessels
lies approx. below the second rib at the level of the 2nd intercostal space

Question 4

what part of the heart makes up the upper border of the heart involving the left atrium, part of the right atrium and proximal portions of the great vessels, lying approximately below the second rib at the level of the 2nd intercostal space?

Answer 4

base

Question 5

what part of the heart is located at the level of the left 5th intercostal space?

Answer 5

apex

Question 6

what part of the heart is located at the level of the left 2nd intercostal space?

Answer 6

base

Question 7

endocardium

Answer 7

endothelial tissue that lines the interior of the heart chambers and valves

Question 8

epicardium

Answer 8

serous layer of the pericardium
contains the epicardial coronary arteries and veins, autonomic nerves and lymphatics

Question 9

myocardium

Answer 9

thick contractile middle layer of muscle cells that forms the bulk of the heart wall

Question 10

pericardium

Answer 10

double-walled connective tissue sac that surrounds the outside of the heart and great vessels

Question 11

what tissue of the heart lines the interior of the heart chambers and valves?

Answer 11

endocardium

Question 12

what tissue of the heart forms the serous portion of the pericardium and contains epicardial coronary arteries, autonomic nerves and lymphatics?

Answer 12

epicardium

Question 13

what tissue of the heart is a thick, contractile middle layer that makes up the bulk of the heart wall?

Answer 13

myocardium

Question 14

what tissue of the heart is a double-walled connective tissue sac that surrounds the outside of the heart and great vessels?

Answer 14

pericardium

Question 15

what are the two layers of the pericardium?

Answer 15

outer, fibrous/parietal pericardium
inner, serous/visceral peridcardium (epicardium)