Answer:
Vomiting persists for more than two days.
Diarrhea persists for more than several days.
Diarrhea turns bloody, black or tarry.
Fever is 101 F (38.3 C) or higher.
Lightheadedness or fainting occurs with standing.
Confusion develops.
Worrisome abdominal pain develops.
Explanation:
Answer:
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Explanation:
Sure i can just tell me what its about and i will help you
B . Push blood from the vertices to the arteries , and ventricles push blood from the veins to the atria
