During a fight or flight response, your body provides you with the energy, reflexes, and strength you may need to respond to the stressor. An example of this is would be if you were in the path of a fast moving vehicle and you suddenly feel a burst of energy that allows you to get out of the way of the car.
Hope this helps :)
The two hemispheres communicate with each other through the Corpus Callosum.
The answer I believe is c.secondary
It is used to reduce pain,fever and inflammation. Also used to decrease the risk of heart disease