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The lacrimal apparatus consists of the lacrimal gland, which secretes the tears, and its excretory ducts, which convey fluid to the surface of the eye. This fluid is carried away by the lacrimal canals into the lacrimal sac, and along the nasal duct into the cavity of the nose.

Lacrimal Apparatus

The lacrimal apparatus consists of the lacrimal gland, which secretes the tears, and its excretory ducts,…

The tear gland of the eye. The tears are carried from this factory b little ducts (b) and are poured over the surface of the eye. They serve to keep the eye moist, so that it can be moved about in its socket easily by the muscles. They also serve to wash out substances that get into the eye. The tears go into openings (c c) and pass through two ducts which unite in one (d e) which ends in the nose.

Tear Gland

The tear gland of the eye. The tears are carried from this factory b little ducts (b) and are poured…