Term
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Definition
- Men have 60%
- Women have 50%
- Fat contains little water
- % of body weight that is water decreases with age |
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Term
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Definition
Intake 2500 ml/24hrs
Output 2300 - 2600 ml/24 hrs
Insensible losses = lungs, skin, stool |
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Term
| Intracellular Fluids (ICF) |
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Definition
¾ of body fluids is located inside the cells.
ICF – essential for normal cell function, medium for metabolic process |
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Term
| Extracellular fluids (ECF) |
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Definition
- ¼ of the ECF is plasma or intravascular fluid
- ¾ of the ECF is interstitual fluid found in the lymph system and between the cells (interstitial space and transcellular)
- ECF – supplies food, oxygen, and water, vitamins and electrolytes and takes away body waste |
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Term
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Definition
- First Spacing – a normal amount of fluid in both the extracellular and intracellular compartments
- Second Spacing – an excess accumulation of interstitial fluid (edema) – around cells
- Third Spacing – fluid accumulation in areas that normally have no fluid or a minimal amount of fluids (ascites, edema with burns, massive bleeding into a joint)/not available to body, must be pulled out |
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Term
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Definition
A. non electrolytes
B. electrolytes |
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Term
|
Definition
Electrolytes are compounds that do separate into charged particles called ions
A. Cations – positively charged-Na, K, calcium, magnesium
B. Anions – negatively charged-CL, Bicarb |
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