Vet Net:
Veterinary Network
   
         
   

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Urinary System

 

1. Urinary System consists of:

2. Kidneys

3. Urinary Bladder

4. Male Reproductive System

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1. Urinary System consists of:

 
-Kidney
-Ureter (carries urine from kidney to bladder)
-Urinary bladder
-Urethra  (carries urine from bladder to outside of body)

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2. Kidneys consists of:

-Capsule (the outermost layer of kidney, it is very thin)

 

-Hilus腎門 (includes: 1. Renal artery 2. Renal vein 3. Ureter)

 

-Cortex皮質 (second outermost layer of kidney, contains Nephron腎元 )

 

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Cortex:

-Nephron腎元 :

-Renal glomerulus絲球體 (a sphere of blood vessels in the Bowman's capsule)

-Proximal convoluted tubule近曲小管 (portion of tube leading to Loop of Henle)

-Loop of henle亨利氏管 (A loop which filtering occurs)

-Distal convoluted tubule遠曲小管 (portion of tube leading to collecting duct from Loop of Henle)

 

 

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3. Urinary Bladder

-Shape (1. Apex-median umbilical lig. 2. Body  3. Neck)

-Detrusor m.逼尿肌 (smooth m.)

-Trigone膀胱三角 (the smooth triangle in the bladder. Contains: Ureter x2, Urethral )

-Internal urethral sphincter m. (the muscle that surrounds Internal urethral orifice)

-External urethral sphincter m. (the muscle that surrounds External Urethral orifice)

Internal urethral orifice (the hole within Internal Urethral Sphincter)

External urethral orifice (same rule applies)

Suburethral diverticulum尿道下憩室 (cow)

 

 

 

 

 

 

 

 

 

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 (c) copyright Susanna Shiu & Queenie Liew, since September 2007

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