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18 Cards in this Set
- Front
- Back
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in selective tubular reabsorption, nutrients & salt (Na⁺, Cl⁻) are reabsorbed from the ____ ____ & put back into the ____ ____
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kidney tubules - blood stream
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selective tubular reabsorption can be either ____or ____
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active - passive
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4 substances reabsorbed by active tubular reabsorption
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glucose - ions - amino acids - vitamins
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3 processes in passive tubular reabsorption
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diffusion - facilitated diffusion - osmosis
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in passive tubular reabsorption, water contains most ____ (+ions) except ____
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cations - sodium
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in passive tubular reabsorption, water is passive following the ____
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solutes
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in passive tubular reabsorption, cations are passive following the ____ (-ions)
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anions
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3 non-reabsorbed substances
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urea - creatinine - uric acid
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4 different regions of the renal tubules with absorptive capabilities
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PCT - loops of henle - DCT - collecting tubules
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PCT are mostly ____ (active/passive) reabsorption
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active
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substances reabsorbed in active PCT reabsorb (4)
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Na⁺ ions - glucose - amino acids - vitamins
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substances reabsorbed in passive PCT reabsorb (7)
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Cl⁻ - HCO₃⁻ - K⁺ - Mg²⁺ - Ca²⁺ ions - water - urea
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substances reabsorbed in active loop of henle reabsorb (3)
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Na⁺ - Cl⁻ - K⁺ ions
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substances reabsorbed in passive loop of henle reabsorb ____
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water
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substances reabsorbed in active DCT reabsorb ____ under ____ control
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Na⁺ (under aldosterone control)
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substances reabsorbed in passive DCT reabsorb ____
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water
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substances reabsorbed in active collecting tubules reabsorb(5)
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Na⁺ (under aldosterone control) - Cl⁻ - HCO₃⁻ - K⁺ - H⁺
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substances reabsorbed in passive collecting tubules reabsorb (2)
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water - urea
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