Goblet cells, salivary glands, sweat glands, oil glands, liver, pancreas, and lacrimal glands are all structures of

These structures are exocrine glands: they release substances such as mucus, saliva, sweat, oil, bile, digestive enzymes, or tears through ducts onto a body surface or into a passageway. Endocrine glands instead release hormones directly into the blood. Therefore, the correct choice is the exocrine system.

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