Fluids & Homeostasis

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26 Terms

1
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female 50% and male 60%
average % of body weight that is water male vs female
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because men tend to have a larger muscle mass
Why do men require a larger % of water?
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intracellular fluid
The body is made mostly of what type of fluid?
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hydrostatic and osmotic pressure
fluids move by…
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2,500 mL
average total daily intake of water
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60%
% of water intake from beverages
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60%
% of water loss from urine
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osmoreceptors
place that controls thirst in the hypthalamus
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aldosterone, ADH, and ANH (ANP)
urine production is regulated by what 3 hormones
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aldosterone
low sodium levels trigger the release of…
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aldosterone
high potassium levels trigger the release of…
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parathyroid hormone
low calcium levels trigger the release of…
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hyperkalemia
high blood potassium levels
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hypokalemia
low blood potassium levels
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7\.35-7.45
normal range for tissue fluid/blood pH
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acidosis
pH lower than 7.35 causes…
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alkalosis
pH higher than 7.45 causes…
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metabolic activities, specifically ones involving protein molecules
pH can affect the body’s…
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chemical buffer system
1st line of defense for pH regulation
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bicarbonate buffer system, phosphate buffer system, and protein buffer system
3 types of chemical buffer systems
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physiological buffers
2nd line of defense for pH regulation
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physiological buffers
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respiratory mechanism and renal mechanism
2 types of physiological buffers
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lower
increased breathing causes your pH to…
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higher
decreases breathing causes your pH to…
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respiratory alkalosis
hyperventilation can cause…