This printable word search puzzle on the topic of Human Body Systems contains 12 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.
white-blood-cell
red-blood-cell
blood-pressure
hypertension
capillary
pacemaker
ventricle
platelet
plasma
artery
atrium
vein