Epithelial_ductWordNet Explorer

a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

a path or channel or duct through or along which something may pass

any small opening in the skin or outer surface of an animal

the canal in successive vertebrae through which the spinal cord passes

a very small duct

a small canal or duct as in some bones and parts of plants

a circular canal in the eye that drains aqueous humor from the anterior chamber of the eye into the anterior ciliary veins

a wide channel containing blood; does not have the coating of an ordinary blood vessel