This printable word search puzzle on the topic of Human Body Systems contains 13 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.
extracellular matrix
white blood cells
red blood cells
erythrocytes
leukocytes
hematocrit
hemoglobin
buffy coat
platelets
viscosity
plasma
serum
blood