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2006-10-03 15:47:55 · 7 answers · asked by yyy_ans 1 in Science & Mathematics Biology

7 answers

This happens because of the vestibular system that operates between your ears, your eyes and your brain. The balance system of your body relies on signals it receives from several locations including your eyes, your joints, and the 3 semicircular canals contained deep within the internal structure of your ear. These three different vestibular organs are positioned at angles to one another so that they can sense the position of the head in space and what direction it is moving. As others have said this is because they are filled with a special fluid that moves in response to outside movement. They exert pressure on tiny hair cells (cilia) in the specialized tissue inside the canals inducing them to send signals to the brain that motion is taking place. Your brain balances that information with information that it has received from your eyes, knees, hips, etc. to determine its orientation in space. If you spin around enough, there is a lag time between the end of the spinning and the time in which the signals all return to the original state. Your brain gets all confused and you sense it as dizziness.

2006-10-04 00:58:14 · answer #1 · answered by Gene Guy 5 · 0 0

Because when you spin around and around the fluids bounce and you get dizzy and cant make things out for a second

2006-10-07 22:01:01 · answer #2 · answered by GirlyGirl 1 · 0 0

There are structures in your ears called semicircular canals. These structures help you maintain your sense of balance. They are filled with a fluid and special "hairs" that send nerve impulses to your brain. When you are balanced, the fluid moves the "hairs" normally, sending regular nerve impulses to your brain and maintaining your sense of balance. When you spin around a lot, the fluid swirls around, causing them to move the "hairs" in an abnormal way. The "hairs" then send confused nerve signals to the brain, causing the brain to become confused. This causes the sense of dizziness.

2006-10-03 23:04:09 · answer #3 · answered by brainster 2 · 0 0

I don't have a deatiled answer for you, but I'll start it off: it has to do with some balance detecting fluids in your ears, apparently. These liquids unsettle when you spin which is why you get that dizzy feeling.

2006-10-03 22:49:53 · answer #4 · answered by need help! 3 · 0 0

Because the fluid in your inner ear is displaced by the centrifugal force caused by the spinning.

2006-10-03 22:54:42 · answer #5 · answered by Dood 2 · 0 0

your equilibrium

The liquid in your inner ear goes around and around do to centrifugal force, when you stop spinning the liquid continues to go around. Causing you to get dizzy.
Hope that helps

2006-10-03 22:49:37 · answer #6 · answered by USMCstingray 7 · 0 0

because if you spin around and around you get dizzy.

2006-10-03 22:49:57 · answer #7 · answered by Anonymous · 0 1

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