The exocrine gland indicated by an arrow is the liver.
A gland that makes substances such as sweat, tears, saliva, milk, and digestive juices, and releases them through a duct also called duct gland.
A gland that makes substances such as sweat, tears, saliva, milk, and digestive juices, and removes them through a duct or opening to a body surface.
Examples of exocrine glands include sweat glands, lacrimal glands, salivary glands, mammary glands, and digestive glands in the stomach, pancreas, and intestines.
Thus, the exocrine gland indicated by an arrow is the liver.
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