From this sac there passes a channel, the nasal duct, about one-half of an inch long, leading into the lower portion of the nostril.

A, lachrymal gland, the size of a small almond lodged in a shallow depression in the bones of the orbit; B, lachrymal ducts (usually seven), which form a row of openings into the conjunctival fold.

Next, the propulsive action of the genital ducts may be insufficient because of defective corpus luteum.

It passes out on the under side of the liver, and as it approaches the intestine, it meets at an acute angle the cystic duct which proceeds from the gall bladder and forms with it the common bile duct.

She had no need to ask what their sensations were, sliding down that slimy duct, or how they entered it without being seen by the enemy.

It is as if I (being entirely ignorant of botany and chemistry) said that the beanstalk grew to the sky because nitrogen and argon got into the subsidiary ducts of the corolla.

Conceivably, you may build a fiscal wall across the continent; conceivably, you may shut off the east and half the west by impossible tariffs, and narrow its trade to one artificial duct to England, but only at the price of a hampered development It will be like nourishing the growing body of a man with the heart and arteries of a mouse.

I do not forgive myself for this pantomimic falsehood, but I was young and morally timorous, and Vorticella's personality had an effect on me something like that of a powerful mesmeriser when he directs all his ten fingers towards your eyes, as unpleasantly visible ducts for the invisible stream.

This is known as the hepatic duct.

Each gland opens into the mouth by a little duct.

These open by the right lymphatic duct into the venous system on the right side of the neck.