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Urinary System
n/a
15
Anatomy
Undergraduate 3
11/28/2008

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Cards

Term
Kidney Functions
Definition

filters 200 liters of blood daily--allowing toxins, metabolic wastes and excess ion leave body by urines

- regulate volume and chemical makeup of the blood

- maintain the proper balance between water and salts and acids and bases

 

Term
Urinary bladder
Definition
provides a temporary storage resevoir for urine
Term
Paired ureters
Definition
transport urine from kidneys to bladder
Term
urethra
Definition
transports urine from bladder out of the body
Term
cortex
Definition
the light colored, granular superficial region
Term
medulla
Definition
exhibits cone-shaped medullary (renal) pyramids
Term
Pyramids
Definition
made up of parallel bundles of urine collecting tubules
Term
Renal columns
Definition
inward extensions of cortical tissue that seperate the pyramids
Term
Renal pelvis
Definition
flat, funnel-shaped tube lateral to the hilus within the renal sinus
Term
major calyces
Definition

large branches of the renal pelvis

- collect urine draining from papillae

- empty urine into the pelvis

Term
blood and nerve supply
Definition

1/4 of systemic cardiac output flows through the kidneys each minute

-nerve supply is via the renal plexus

Term
nephrons
Definition
structural and functional units that form urine consists of glomerulus and glomerular (Bowman's)
Term
Glomerulus
Definition
a tuft of capillaries associated with a renal tubule
Term
Glomerular (Bowman's) capsule
Definition
blind, cup-shaped end of a renal tubule that completely surrounds the glomerulus
Term
RenaL corpuscle
Definition
the glomerulus and its Bow
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