lesson 9-11 part 1 Flashcards
this artery supplies blood to the left side of the heart muscle
left main coronary artery
the largest coronary artery
left anterior descending artery
supplies blood at the ‘‘front side” of the left side of heart
left anterior descending artery
supplies blood at the ‘‘outer side and back” of the heart
circumflex artery
the natural pacemaker of the heart
sinoatrial node
this node ‘GENERATES an electrical signal’ that causes the upper chambers to contract
sa node
this node ‘DELAYS the signal’ until your atria are empty of blood
av node
major pumping machine
left ventricle
pumps the oxygenated blood
left ventricle
pumps the deoxygenated blood
right ventricle
the passage of fluid to an organ or tissue; delivery of blood to a capillary blood tissue
perfusion
most common manifestation of atherosclerosis
angina pectoris
if there is an epigastric pain, what should you do first?
do ecg
the bad cholesterol
LDL / low density lipoprotein
transports the cholesterol from the liver
LDL