Vertigo is a specific type of dizziness experienced as an illusion of movement of ones self or the environment. Some experience dizziness in the form of motion sickness, a nauseating feeling brought on by the motion of riding in an airplane, a roller coaster, or a boat. Dizziness, vertigo, and motion sickness all relate to the sense of balance and equilibrium. The inner ear (also called the labyrinth), which monitors the directions of motion, such as turning, rolling, forward-backward, side-to-side, and up-and-down motions.
NORTHERN HEMISPHERE Nigeria is in the Northern Hemisphere on the continent of Africa. NORTHERN HEMISPHERE Nigeria is in the Northern Hemisphere on the continent of Africa.
Bilateral Economic Relations. The United States is the largest foreign investor in Nigeria, with U.S. foreign direct investment concentrated largely in the petroleum/mining and wholesale trade sectors.U.S. exports to Nigeria include wheat, vehicles, machinery, oil, and plastic.ilateral Economic Relations. The United States is the largest foreign investor in Nigeria, with U.S. foreign direct investment concentrated largely in the petroleum/mining and wholesale trade sectors.