A flag is a piece of fabric (most often rectangular or quadrilateral) with a distinctive design that is used as a symbol, as a signaling device, or as decoration.
Vertigo. Motion sickness. Motion sickness occurs when the brain receives conflicting information from the eyes, skin pressure receptors, muscle and joint receptors, and inner ears. This can occur when you ride in a boat, airplane, car, or even on an amusement park ride. Nausea and vomiting are common with motion sickness. Benign positional vertigo. Calcium deposits in the back part of the inner ear, also known as the semicircular canals, cause benign positional vertigo. It usually lasts less than one minute.
Jupiterimages/Polka Dot/Getty Images. Ear crystals (otolith or otoconia) are tiny calcium carbonate/calcite crystals embedded in the gelatinous otolithic membrane in the inner ear. The otolithic organs (the utricle and the saccule) are what enables you to discern which way is up even when your eyes are closed.ar crystals (otolith or otoconia) are tiny calcium carbonate/calcite crystals embedded in the gelatinous otolithic membrane in the inner ear.