This printable word search puzzle on the topic of Human Body Systems contains 15 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
pulmonary arteries
Vascular shunting
transport oxygen
vasoconstriction
pulmonary veins
carbon dioxide
blood vessels
deoxygenated
vasodilation
capillaries
thin walls
oxygenated
pressure
lumen
veins