Some conditions can cause the absence of OAE's. These include: cysts, external otitis (swimmer's ear for example), stenosis, or abnormal middle ear pressure, a perforated ear drum, otosclerosis, cholesteatoma.
The Gulf of Mexico (Spanish: Golfo de MÃ©xico) is an ocean basin largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba.
Best Answer: According to Factmonster.com, the Gulf of Mexico is the largest gulf in the world by area at 615,000 square miles. Eurasia is the term for Europe and Asia as one continent. There are 24 regular time zones to correspond with 24 hours in a day.