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arteriole
small artery
calyx or calix..plural, calyces or calices
cup like collecting region of the renal pelvis
catheter
tube for injecting or removing fluids
cortex
outer region of an organ, cortical means pertaining to the cortex, renal cortex is the outer region of the kidney
creatinine
nitrogenous waste excreted in urine..creatinine clearance is a measure of the efficiency of the kidneys in removing creatinine from the blood
electrolyte
chemical element that carries an electrical charge when dissolved in water..necessary for the funtion of muscles and nerves...the kid eys maintain the proper blance of electrolytes and water in the blood..potassium K+ and sodium Na+
erythropoietin EPO
hormone secreted by the kidney to stimulate the production of red blood cells by bone marrow
filtration
process whereby some sunstances, but not all, pass through a filter
glomerular
enclosing structure surrounding each glomerulus. the glomerulus capsule is also known as Bowman capsule and it collects the material that filtered from the blood through the walls of the glomerulus.
glomerulus or glomeruli, plural
tiny ball of capillaries, microscopic blood vessles, in the kidney
hilum
depression in the organ where blood vessels and nerves enter and leave
kidney
one of two bean shaped organs on either side of the backbone in the lumbar region, it filters nitrogenous wastes from the bloodstream to form urine
meatus
opening or canal
medulla
inner region of an organ. the renal medulla is the inner region of the kidney
nephron
combination of glomerulus and renal tubule where filtration, reabsorption, secreation take place in the kidney. it is the fuctional unit of the kidney, each capable of forming urine by itself.
nitrogenous waste
substance containing nitrogen and excreted in urine
potassium K+ or kali
an elctrolyte regulated by the kidney so that a proper concentration is maintained within the blood..essential for allowing muscle contraction and conduction of nervous impulses
reabsorption
process whereby renal tubules return materials necessary to the body back into the bloodstream
renal artery
blood vessel that carries blood to the kidney
renal pelvis
centeal collecting region in the kidney
renal tubule
microscopic tubes in the kidney where urine is formed after filtration
renal vein
blood vessel that carries blood away from the kidney and toward the heart
renin
hormone secreted by the kidney, it raises blood pressure by influencing vasoconstriction, narrowing of blood vessles
sodium Na+ or natur
an electrolyte regulated in the blood and urine by the kidneys, needed for proper transmission of nerve impulses, heart activity and other metabolic functions
trigone
traingular area in the urinary bladder
urea
major nitrogenous waste excreted in urine
ureter
one of the two tubes leading from the kidneys to the urinary bladder
urethra
tube leading from the urinary bladder to the outside of the body
uric acid
nitrogenous waste excreted in the urine
urinary bladder
hollow, muscular sac that holds and stores urine
urination or voiding
process of expelling urine also called micturition
cyst/o
urinary bladder
glomerul/o
glomerulus
meat/o
meatus
nephr/o
kidney
pyel/o
renal pelvis
trigon/o
trigone...region of the bladder
ureter/o
ureter
urethr/o
urethra
vesic/o
urinary bladder
albumin/o
albumin..a protein in the blood
azot/o
nitrogen
bacteri/o
bacteria
dips/o
thirst
kal/o
potassium
ket/o, keton/o
ketone bodies. .ketoacids and acetone
lith/o
stone
natr/o
sodium
noct/o
night
olig/o
scanty
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