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.
The Abuja National Mosque is the national mosque of Nigeria located in Nigeria's capital Abuja. Image: Jeff Attaway. A virtual guide to Nigeria, officially the Federal Republic of Nigeria, a country in the south east of West Africa, with a coast at the Bight of Benin and the Gulf of Guinea. Nigeria is bordered by Benin, Cameroon, Chad, and Niger, it shares maritime borders with Equatorial Guinea, Ghana, and SÃ£o TomÃ© and PrÃ­ncipe.