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"We have three pairs of salivary glands bilaterally. Despite the parotid gland being large, the submandibular gland produces majority of the saliva 70% second is the parotid gland 25%. Saliva is produced and secreted in the mouth producing an alkali substance. The functional unit of salivary glands is called a SALIVON."

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What markers do I use?
FaberCastellPITTartistpens1,5
FaberCastellPITTartistpensF
FaberCastellPermanentmarkers
FaberCastellPITTartistpensbrush