This printable word search puzzle on the topic of Human Body Systems contains 18 hidden words in a 24x24 letter grid. Words go horizontally and vertically. This word search is also available to download as a Microsoft Word document or a PDF.
bronchial tube
cardiac notch
diaphragm
capillary
voice box
alveoli
trachea
exhale
inhale
breath
larynx
oxygen
laugh
cough
blood
nose
lung
air