I think I have no tear ducts.

His eyes and tear ducts are fine.

How big are her tear ducts?

No, his eyes and tear ducts are fine.

Then we simply connect the muscles, tear ducts and nerve endings.

Then we simply connect the muscles, tear ducts and nerve endings.

Tear ducts operate on a normal basis to lubricate and protect the eye.

Tear ducts operate on a normal basis to lubricate and protect the eye.

Weeping blood comes merely from a derangement of the tear duct... ...my dear general.

Weeping blood comes merely from a derangement of the tear duct... ...my dear general.