The ear canal functions as an entryway for sound waves, which get propelled toward the tympanic membrane, known as the eardrum. When sounds enter the middle ear, they are transmitted to tiny bones called the ossicles, which consist of the stapes, the incus, and the malleus. Sounds are later carried (in the form of waves) to the inner ear.
The Great Lakes are bordered by the United States and Canada. The  two regions bordering the Great Lakes are the Central and  Northeast. Edit. Share to: Answered.
The lakes drain the large watershed via many rivers, and are studded with approximately 35,000 islands. The Great Lakes region contains not only the five amselves but also many thousands of smaller lakes, often called inland lakes. Of the five lakes, Lake Michigan is the only one that is located entirely within the United States; the others form the water border between the United States and Canada.