GENERAL COMMENTS. Acoustic tumors are non-malignant fibrous growths, originating from the balance or hearing nerve, that do not spread (metastasize) to other parts of the body. They constitute six to ten percent of the brain tumors.ENERAL COMMENTS. Acoustic tumors are non-malignant fibrous growths, originating from the balance or hearing nerve, that do not spread (metastasize) to other parts of the body. They constitute six to ten percent of the brain tumors.
Firth is a word in the Scots and English languages used to denote various coastal waters in Scotland and England.In mainland Scotland it is used to describe a large sea bay, or even a strait. In the Northern Isles it more usually refers to a smaller inlet.owever, some firths are exceptions. The Cromarty Firth on the east coast of Scotland, for example, resembles a large loch with only a relatively small outlet to the sea and the Solway Firth and the Moray Firth are more like extremely large bays.
Firth of Clyde (a firth on the southwestern coast of Scotland emptying into the North Channel). Firth of Forth (a large firth on the east coast of Scotland and the estuary of the Forth River; location of Edinburgh). Moray Firth (an inlet of the North Sea on the northeast coast of Scotland).Solway Firth (a large firth on the west coast of Britain between England and Scotland).irth of Clyde (a firth on the southwestern coast of Scotland emptying into the North Channel). Firth of Forth (a large firth on the east coast of Scotland and the estuary of the Forth River; location of Edinburgh). Moray Firth (an inlet of the North Sea on the northeast coast of Scotland).