Arteries correct answersStrong, stretchy, thick walled vessels that carry blood from the heart
Capillaries correct answersThin- walled vessels that allow for exchange of substances
Veins correct answersCollect blood from the venules and return blood to the heart
Arterioles correct answersSmaller arteries that move blood to capillaries
apex correct answerspointed tip
venules correct answerscollect blood from capillaries
precordium correct answersarea of the chest wall overlying the heart and lower thorax
atria correct answersthe two upper chambers of the heart
ventricles correct answersthe two lower chambers of the heart
circulatory system correct answersanother name for the cardiovascular system
endocardium correct answersinner thin endothelial layer that lines the chambers and valves
chordae tendineae correct answerstendon-like cords that attach the papillary muscle to the heart
valve
incompetent valves correct answersleaky valves
Myocardium correct answersthe middle, thickest layer of the heart
epicardium correct answersouter layer of the heart
pulmonary circulation correct answersdeoxygenated blood is pumped from the right side of the
heart to the lungs
Deoxygenated correct answersoxygen poor
glucose correct answersa simple sugar that is absorbed by the intestines and found in the blood
solvent correct answersA liquid substance capable of dissolving other substances
systemic circulation correct answersoxygenated blood is pumped from the left side of the heart
and moves through the body
erythrocytes correct answersred blood cells
, leukocytes correct answerswhite blood cells
thrombocytes correct answersplatelets
stem cells correct answersUndifferentiated cells that can become specialized cells in the body
agglutinate correct answersThe process of changing liquid to solid
hemostasis correct answerscontrolling the flow of blood
coagulation correct answersclump together
bilirubin correct answersa reddish pigment that results from the breakdown of rbcs in the liver
biconcave correct answerscurved inward on both sides
erythropoietin correct answersA hormone produced and released by the kidney that stimulates
the production of red blood cells by the bone marrow.
cardiac cycle correct answerscomplete heartbeat
systole correct answersthe contraction phase
diastole correct answersphase when the heart is at rest and the atria fill with blood
depolarized state correct answersstate of a cell when the impulse moves through the cell causing
action potential
automaticity correct answersthe cells create and discharge the electrical impulse
repolarized state correct answersrecovery phase of a cell
excitability correct answersthe cells respond to the electrical impulse
hypertension correct answershigh blood pressure
conductivity correct answersthe cells transmit electrical impulses to other cells
polarized state correct answerswaiting stage, no electrical activity occuring
stroke volume correct answersthe amount of blood that is ejected from the ventricles of the heart
with each beat compared to the total volume of blood that filled the ventricle
Viscosity correct answersthickness of a fluid