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建立人际资源圈Concussions
2013-11-13 来源: 类别: 更多范文
Concussions
Concussions
A concussion is when someone receives a blow to head, face or jaw, or
any quick movements that would injure the brain stem, or causing a bruise on
the brain. Common symptoms of a concussion would be: headaches,
disorientation, dizziness, vacant stares, lack of coordination, amnesia,
nausea, double vision, and ringing of the ears. These symptoms have been
known to last for weeks, but usually only last a few hours to a day. There
are two common types of sports related concussion
acceleration/deceleration and rotational1. Acceleration happens when you
are standing still and an object that is moving hits your head. Deceleration
is when the head moving and hits something that is not moving. Rotational
injuries usually happens when something hits on the side of the head causing
the brain to rotate on the spinal column, this is a more serious injury. Some
on the field doctors use a three-point system to determine the seriousness
of a concussion. The three-point system is divided into three grades, one
being the least problematic, and three being the most. A grade one
concussion has brief confusion and other common symptoms that clear up
within fifteen minutes. A grade
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