<span>1: the brain will naturally become strained and fear hormones will be released causing u to become more alert.
</span><span>2: If fear hormones are not released, you would not be alert and have a higher chance of being harmed if danger is near.
</span>3: When you are not alert you tend to rely on violence more but if you r alert you would probably run away.
Arteries have the Highest blood pressure and velocity
Personally I feel that we should study all human behaviors because it gives us explanations why a person is acting a certain way
Basically when oxygen is depleted, the cells switch to anaerobic respiration o produce lactic acid. If exercise continues, lactic acid builds up and cause muscle pain
Hope it helps love
-joker7721
