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tatyana61 [14]
3 years ago
10

After running, Ollie’s blood pressure was high. His nervous system sensed this and sent a message to decrease heart rate and blo

od flow.
Which system worked together with the nervous system?

skeletal system
circulatory system
respiratory system
digestive system
Biology
2 answers:
Dvinal [7]3 years ago
5 0
Circulatory system I think
bulgar [2K]3 years ago
3 0

Answer:

circulatory system

Explanation:

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