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32 Cards in this Set
- Front
- Back
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Bowman capsule
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Enclosing structure surrounding ea glomerulus
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calyx or calix (plural: calycs or calices)
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cup-like collecting region of the renal pelvis
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catheter
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tube for injecting or removing fluids
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cortex
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outer region; the renal cortex is the outer region of the kidney (cortical means pertaining to the cortex)
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creatinine
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Waste product of muscle metabolism; nitrogenous waste excreted in urnine. Creatine clearance is a measure of dfficiency of the kidneys in removing creatinine from the blood
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electrolyte
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Chemical element carries an electrical charge when dissolved in water. Essential to cellular function & transmission of impulses in nerve & muscle fibers
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erythropoietin (EPO)
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hormone secreted by kidney to stimulate production of red blood cells by bone marrow
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filtration
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passive process whereby some substances pass through a filter or other material
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glomerulus
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tiny ball of capillaries in cortex of kidney
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hilum
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depression or hollow in part of an organ where blood vessels & nerves enter & leave
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kidney
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one of two bean-shaped organs behind the abdominal cavity on either side of the backbone in the lumbar region
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meatus
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opening or canal
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medulla
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inner region; renal medulla is inner region of kidney
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micturition
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urination; the act of voiding
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nephron
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comb of glomerulus & renal tubule where filation reabsorption & secretion take place in kidney. functional unit of the kidney, ea capable of forming urine by itself. about 1 million nephrons in a kidney
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nitrogenous waste
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substance containing nitrogen & excreted in urine
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potassium (K+)
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electrolyte important to body processes. kidney regulates balance in blood
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reabsorption
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renal tubules return materials necessary to body back to bloodstream
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renal artery
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blood vessel, carries blood to kidney
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renal pelvis
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central collecting region in kidney
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renal tubule
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microscopic tube in kidney in which urine is formed after filtration
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renal vein
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blood vessel that carries blood away from the kidney & toward the heart
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renin
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enzymatic hormone synthesized, stored, and secreted by the kidney; raises blood pressure
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sodium (Na+)
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electrolyte regulated in blood & urine by kidneys
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trigone
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triangular area in urinary bladder where ureters enter & urethra exits
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urea
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major nitrogenous waste product excreted in urnie
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ureter
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tube leading from ea kidney to the urinary bladder
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urethra
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tube leading from urinary bladder to outside of the body
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uric acid
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nitrogenous waste excreted in urine
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urinary bladder
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hollow muscular sac that holds & stores urine
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urination
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process of expelling urine; also called micturition
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voiding
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emptying or urine from the urinary bladder; urination or micturition
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