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cardiovascular
VTA 125 cardiovascular system
Question | Answer |
---|---|
what are the four chambers of the heart | right and left atrium right and left ventricles |
what is the largest artery in the body | aorta |
describe the walls of the aorta | they are the thickest of any blood vessel |
where is the tricuspid valve | in the right atrium |
where is the mitral valve / bicuspid valve | in the left atrium |
what is the pericardium | the outermost layer of the heart |
which is the thickest layer of the heart | myocardium |
what is the endocardium | innermost lining of the heart |
do arteries or veins take blood back to the heart | veins |
do arteries or veins take blood away form the heart | arteries |
what is happening during the systolic part of the cardiac cycle | heart muscle is contracting |
what is happening during the diastolic part of the cardiac cycle | heart is relaxing |
what is considered the pacemaker of the heart | sinoatrial node / SA node |
what makes the "lub" part of the heart sound | closure of the mitral and tricuspid valve |
what makes the "dub" part of the heart sound | the closure of the semilunar valves |
is there muscle in the capillary walls | no |
do veins flow or pump | flow |
do arteries flow or pump | pump |
what is a caudal epigastric vein called | milk vein |
where is the right AV valve located | in the right atrium |
the AV valve is also called the _____ | tricuspid valve |
which layer protects the heart | pericardium |
where is the left AV valve located | left atrium |
which is the thickest layer of the heart | myocardium |
what is the systole cycle | heart muscle contracting |
what is the diastole cycle | heat muscle relaxing |
what is the pacemaker of the veart | SA node |
what is the vein in the front of the leg called | cephalic |
what are the two major arteries of the heart | pulmonary and aorta |