Fluid and Electrolyte balance
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Water moves toward higher region? | Osmotic pressure
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Renin-angiotensin-aldosterone | Maintains normal blood volume at expense of IF Volume.
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Intake must = ... | Output
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How does water leave the body? | Breath, Urine, Feces, Skin
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How does water enter the body? | Intake (Swallow)and Cell Metabolism.
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Chemical Structure of Plasma, IF and ICF helps ______ and _______ create homeostasis. | Water and Electrolytes.
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Primary Mechanics (6) | Vomiting, diarrhea, Low BP, Sweating, Hyper Ventilation, Renin released.
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Hydrostatic Pressure | Forces fluid out of IF into the capillaries (Starling Law)
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Blood Colloid Osmotic Pressure | Draws blood from IF to capillaries. (starling Law)
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Blood Hydrostatic Pressure | Forces fluid out of capillaries into IF.
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Starlings Law of Capillaries | The physical laws of filtration and osmosis control mechanisms for water exchange between plasma.
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Retention of electolytes (Na^+) in the ECF as a result of _______ secretion. | Aldosterone
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Fluid Imbalance | Edema (Swelling)
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Blood contains slightly ____ total Ions than IF | Higher
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Plasma and IF are __________ in chemical makeup. | Nearly identical
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Hypokalemia | Low K levels.
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Hyponatremia | Low Na levels.
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ICF | Facilitates intracellular chemical reactions that maintain life.
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_____ is water inside the cells. | ICF
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ICF %... ECF %... | 66%
34%
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_____ provides a constant environment for cells and transports to and from cells. | ECF
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ECF consists of... 1)_____ 2)_____ 3)_____ | 1) Plasma
2)IF
3) Lymph, spinal, and joint fluid.
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_____ makes up the internal environment of the body. | ECF
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Fluid content varies by... 1) 2) 3) 4) 5) | 1) Age (Older = Low muscle mass)
2)Weight
3) Fat
4) Gender
5) Kidney function
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% of water by total weight in a human body? | 45%-75%
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______ controls the movement of water between the body fluid compartments. | Electrolytes
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Important Cations (+) | Na
Mg
Ca
K
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Important Anions (-) | Cl
HCO3
HPO4
Protein
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K^+ is a major cation in _____ to maintain Os. pressure. | ICF
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______ is a major cation in ECF to maintain Os. pressure. | Na^+
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Ratio of H20 & electrolytes causes _____ if balance is off. | Ademia
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Osmosis | High ----> Low pressure gradient.
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Cation | Positive Charge
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Anion | Negative Charge
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______ is a nonelecrolyte | glucose
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Suspends solute in fluid. Causes (Allows) Os. pressure. | Colloidal
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_______ acts as a solute. | Ions
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_______ have a chemical bond that allow dissociation into ions, which have a charge. | Electrolytes.
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