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osmosis from one fluid compartment to another is determined by
the relative concentration of solutes in each compartment
dehydration results in increased blood and ECF osmolarity. this makes osmoreceptors stimulate ____ secretion by the hypothalamus ___ in the DCT and CD
ADH; increasing water reabsorption
____ is the most significant solute in determining the distribution of water among fluid compartments
women have a tendency to retain water during part of the menstral cycle because estrogen mimics the action of
the inorganic phosphates (Pi) of the body fluids do/are not
form crystals with calcium in the presence of calsequestrin
____ represents the complete chemical equation for the bicarbonate buffer system
CO2 + H2O --> H2CO3 --> HCO3- + H+
the major chemical buffers system of the body are the ___ systems
bicarbonate, phosphate, and protein
when the renal tubules secrete hydrogen ions into the tubular fluid, they ___ at the same time
the bicarbonate buffer system would not work very well in the human body is not for the action of the respiratory system, which
expels CO2 produced by the buffer system
proteins can buffer a drop of pH by their ____ side groups and can buffer an increase in pH by their ____ side groups
in a person with normal acid-base balance, there are no bicarbonate ions in urine because
they are consumed by neutralizing H+
in acidosis, the membrane potential of nerve cells is ___, which ____ the central nervous system
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