If the blood is carrying oxygen, the cell and the blood will have a sort of trade. The cells will give the blood the waste which will leave the body and the blood will give the cell oxygen which it needs to stay alive and continue to work.
Answer:
The nervous system can respond quickly to stimuli, through the use of action potentials and neurotransmitters. Responses to nervous system stimulation are typically quick but short lived. The endocrine system responds to stimulation by secreting hormones into the circulatory system that travel to the target tissue.
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Answer:
I would assume 204bpm because you'd double the 50% bpm to make the maximum bpm.
Explanation:
Only use this answer as a last resort, it's been awhile since I worked on heartbeat and pulse topics. I was also not very good at it in the first place.
