This printable word search puzzle contains 15 hidden words in a 17x17 letter grid. Words go horizontally, vertically, and backwards. This word search is also available to download as a Microsoft Word document or a PDF.
Respiratory system
nasal cavity
oral cavity
epiglottis
diaphragm
esophagus
alveoli
sinuses
bronchi
pharynx
trachea
asthma
larynx
cilia
lungs