There actually should be a change of heart rate because sense your body would contain all of this energy, your heart rate would be pounding pretty fast at a constant speed until you feel the need to rest from your hyperness of energy.
It should be around (90-100%) of the MAX heart rate that it should be reaching. Any higher, and you could have some health problems. Therefore, your correct answer would be the very (first option).
Atherosclerosis I believe
Answer:
by speaking loud and try to write everything for her to make sure all correct
the central nervous system is another name for the brain
wait someone offered you marijuana????