"Aqueduct of Segovia, Spain. A conduit or channel for conducting water from one place to another."-Whitney, 1902

Aqueduct

"Aqueduct of Segovia, Spain. A conduit or channel for conducting water from one place to another."-Whitney,…

<em>A</em> and <em>C</em>, lachrymal canals; <em>B</em>, lachrymal sac; <em>D</em>, small muscle which serves to compress the lachrymal sac; <em>F</em>, glands upon the inner surface of the eyelids, with ducts opening upon the free margins of the eyelids; <em>H</em>, great openings, or antrum, of the upper jawbone. The oil glands of the nose are plainly shown." &mdash; Blaisedell, 1904

Eyelids and lachrymal apparatus

A and C, lachrymal canals; B, lachrymal sac; D, small muscle which…

"While the food is being chewed it is moistened by saliva, or spittle, which flows into the mouth from six little glands. They are known as salivary glands.  There are three of them on each side." &mdash; Blaisedell, 1904

Salivary glands

"While the food is being chewed it is moistened by saliva, or spittle, which flows into the mouth from…

"Cyst containing spores, 5. cyst, 7. spores, 8. ducts"—Finley, 1917

Sporozoa Containing Spores

"Cyst containing spores, 5. cyst, 7. spores, 8. ducts"—Finley, 1917

"The lacteals conduct the chyle from the intestines into numerous glands nearby, called the mesenteries, from which a fewer number of lacteals lead the chyle into one large tube in front of the spinal column, called the thoracic duct." &mdash;Brown, 1884

Thoracic duct and lacteals

"The lacteals conduct the chyle from the intestines into numerous glands nearby, called the mesenteries,…