establish and maintain osmotic gradient (300 mOsm to 1200 mOsm) from renal cortex
through medulla due to nephron loop saving water on descending loop and saving
solutes on ascending loop. Allows kidneys to vary urine concentration.
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, countercurrent mechanism
an _____________ in extracellular fluid solute concentration (hypertonic solution) causes water
to shift out of the cells
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increase
water is reabsorbed into the interstitial fluid by moving through aquaporins in a process
known as ________
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osmosis
Site of most reabsorption
All nutrients, e.g., glucose and amino acids
65% of Na+ and water, many ions
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proximal convoluted tubule
through medulla due to nephron loop saving water on descending loop and saving
solutes on ascending loop. Allows kidneys to vary urine concentration.
Give this one a try later!
, countercurrent mechanism
an _____________ in extracellular fluid solute concentration (hypertonic solution) causes water
to shift out of the cells
Give this one a try later!
increase
water is reabsorbed into the interstitial fluid by moving through aquaporins in a process
known as ________
Give this one a try later!
osmosis
Site of most reabsorption
All nutrients, e.g., glucose and amino acids
65% of Na+ and water, many ions
Give this one a try later!
proximal convoluted tubule
