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Cards In This Set
| Front | Back |
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What is the main function of the urinary
system?
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To maintain the homeostasis of the
internal fluid environment within normal
limits
|
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What are 4 specific functions of the
urinary system?
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1) Filters blood plasma 2) Regulates blood
volume and pressure 3) Regulates
osmolarity of body fluids 4) Controls BP
and electrolyte balance
|
|
What are 4 more specific functions of the urinary system?
|
5) Controls RBC count and oxygen carrying capacity 6) reg. pCO2 and acid-base balance of body fluids 7) controls calcium homeostasis 8) Gluconegensis
|
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What eliminates wastes and reabsorbs useful chemicals?
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When blood plasma is filtered
|
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What eliminates or conserves water?
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When BP and blood volume is regulated
|
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What eliminates or conserves electrolytes?
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Regulation of osmolarity of body fluids
|
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What produces the enzyme renin (as an endocrine function)?
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Control of BP and electrolyte balance
|
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What produces the hormone erythropoietin ( an endocrine function)?
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RBC cell count and oxygen-carrying capacity
|
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What function is assisted by the lungs?
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Regulation of Pco2 and acid-base balance of body fluids
|
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What synthesizes calcitrol (an active form of VIT D)?
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The control of calcium homeostasis
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What supplies 1/ 5 as much glucose as the liver during starvation?
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Gluconeogenesis
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What is the network of parallel capillaries specialized in filtration in the kidneys?
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The capillary bed, or golmeruus, in the renal corpuscle
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What is the smaller diameter arteriole that leaves the renal corpuscle?
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The efferent arteriole
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What is the result of the efferent arteriole?
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Causes high BP in the glomerulus
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What are the low pressure, pourous capillaries from efferent arterioles around proximal and distal convuluted tubules of cortical nephrons readily absorbing solute and water?
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Peritubular capillaries
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