The lacrimal apparatus is the physiologic system containing the orbital structures responsible for tear production and drainageCassin, B. and Solomon, S. Dictionary of Eye Terminology. Gainsville, Florida: Triad Publishing Company, 1990.. It consists of:

• (a) the lacrimal gland, which secretes the tears, and its excretory ducts, which convey the fluid to the surface of the eye;
• (b) the lacrimal canaliculi, the lacrimal sac, and the nasolacrimal duct, by which the fluid is conveyed into the cavity of the nose.

References

External links

• Overview at uvm.edu
• Diagram at hixie.ch