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Average adult fluid intake and output in a 24 hour period
1,500 to 3,500 ml
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50-60% of body weight in a healthy person; and variations occur based on age, body fat, gender
Total Body Water
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Intake and output should be about
equal
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-
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more fat equals
less water
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_______ fluid volume related to vomiting, diarrhea, and excessive urination
Deficient
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________ fluid volume related to kidney failure, excessive IV fluid and excessive fluid intake
Excess
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out put of 30 mL per/hr times a 12 hour shift should equal 360 mL minimum
Urine output
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Fluid Sources and Losses:
Ingested liquids - Biggest source
Food - Amounts depends on type of food intake
By-product of metabolism
Intake
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Fluid Sources and Losses:
Sensible losses - Urination, Defecation, Wounds
Insensible losses, Evaporation through skin, Water vapor during respiration
Output
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Fluid homeostasis normally functions automatically and effectively
Body fluid homeostasis
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Almost every organ and system in the body helps in some way to maintain fluid homeostasis
Body fluid homeostasis
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