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.
The Gulf of Mexico is almost 10 times larger, stretching from Texas to Florida and south to Yucatan and Cuba. Numerically, the Gulf of Mexico is about 600,000 square miles i â¦ n area, the Gulf of California only about 62,000 square miles.