Question

1. dialysis is a medical treatment that filters blood. if someone needs this treatment, what organ must not be working properly?25. the prefix hyper- means excessive; what do you think the dangerous condition of hyperhydration means?26. what is the best source to determine whether you should drink some water?

Explanation:

1. Dialysis replaces the blood-filtering function of the kidneys, which remove waste and excess fluid from blood.
2. The prefix "hyper-" means excessive, so hyperhydration refers to having an excessive amount of water in the body.
3. The most reliable way to know if you need water is listening to your body's natural thirst signal, as it directly indicates when your body requires fluid intake.

Answer:

1. Kidneys
2. Having an excessive amount of water in the body (overhydration)
3. Your body's thirst signal (feeling thirsty)