Injury to the can result in a lack of motor coordination, such as stumbling, and loss of muscle tone.

Cerebellum

Explanation:

Cerebellum -

It is the top most part of the brain , the area where the brain meets the spinal cord , and is composed of two halves , is known as the Cerebellum .

The sensory system, pass information to this portion of the brain.

It is responsible for the voluntary movements like speech , coordination , posture , balance .

Hence, any damage in the cerebellum , can hamper its functions , and can lead to loss of muscle tone and stumbling.

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there