Small bladder attached to the roots and underwater leaves of some aquatic plants.
The dilated section of a tubular structure.
A swelling of a canal or duct, shaped like a bottle.
Ampullae dilated, flask-like part or structure, especially the widened portion of a tube.
An enlarged or dilated jug-like ending of a tube or canal. The semicircular canals of the inner ear are expanded into ampullae at the point where they join the vestibule. The ampulla of Vater is the dilated part of the common bile duct where it is joined by the pancreatic duct.
An ampulla refers to a dilated, flask-shaped region located at the terminal part of a tubular structure or canal within the body. Several ampullae are present in various parts of the body, such as at the distal ends of each fallopian tube, on each of the three semicircular canals of the inner ear, and at the opening of the bile duct that connects to the intestine.
The funnel-shaped opening of a canal, as seen in the tear duct of the eye or the milk duct of the breast.