This printable word search puzzle on the topic of Human Body Systems contains 20 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.
Fast twitch
Involuntary
Slow twitch
Antagonist
Hamstrings
Quadriceps
Anaerobic
Insertion
Voluntary
Lengthen
Contract
Skeletal
Aerobic
Cardiac
Shorten
Triceps
Origin
Smooth
Pull
Push