This printable word search puzzle on the topic of Human Body Systems contains 11 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.
respiratory gases
blood vessels
erythrocyte
hematocrit
neutrophil
leukocyte
monocyte
platelet
elements
plasma
blood