This printable word search puzzle on the topic of Human Body Systems contains 15 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.
hyperpolarisation
Action potential
neurotransmitter
depolarisation
synaptic cleft
synaptic knob
polarisation
Exocytosis
Potassium
dopamine
Impulse
Calcium
synapse
Sodium
axon