water homeostasis Flashcards
what are areas separated by selectively permeable membranes that differ in composition
fluid compartments
what is the body fluid in-between the circulatory system and cells
interstitial fluid
tissue fluid
where is transcellular fluid
in epithelial lined cavities
chloride homeostasis is achieved as a side effect of ___ homeostasis
as ___ is retained or excreted, Cl will _____
Na
Na, follow (passively)
in what tissues is chloride homeostasis in
blood plasma
tissue
how is phosphorus generated in intracellular fluid
(2)
ATP hydrolysis
other phosphate compounds
how are most electrolytes obtained
what organ is the most important in regulating them
what metric is electrolyte concentration expressed in
ingested foods and fluids
kidneys
mEq/L
what is needed for osmosis
osmotic gradient
osmotic gradient is determined by relative ____ in each compartment
what are the most abundant solute particles
solutes
electrolytes
what is the most significant electrolyte needed for osmosis
it is the main contributor to ____ osmolity and ECF _____
Na
serum
tonicity
what is pulmonary and cerebral edema contributed to
what can this cause
fluid excess
death
fluid excess:
what does renal failure lead to
what hormone increase can this be attributed to
in this case, both Na and water are retained, and ECF remains _____
effective kidneys
volume excess
aldosterone
isotonic
fluid excess:
what is another term for hypotonic hydration
how does this happen
water __ Na retention or ingestion
what hormone hyper secretion can this be attributed to
water intoxication
if you lose water and salt and replace it with plain drinking water
greater than
ADH
water retention while still losing salt
circulatory shock and neurological dysfunction can be attributed to
fluid deficiency
what is cirulatory shock from
what is neurological dysfunction from
loss of blood volume
dehydration of neurons