Cynophobia/ Heart Chambers/ Brain Info/ Pain Receptors

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             Cynophobia- the fear of dogs.

             Your heart is made up of four chambers- the left atrium, right atrium, left ventricle and right ventricle.

              Information in your brain travels at about 268 miles per hour, unless your drunk, then things really slow down.

              There are no pain receptors in the brain, ao the brain cant feel pain.

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