This printable word search puzzle contains 18 hidden words in a 24x24 letter grid. Words go horizontally and vertically. This word search is also available to download as a Microsoft Word document or a PDF.
right ventricle
carbon dioxide
pulmonary vein
left ventricle
right atrium
circulation
left atrium
exercise
kidneys
oxygen
artery
pulse
liver
lungs
aorta
heart
pump
vein