Anatomy urinary system
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Transcript of Anatomy urinary system
Urinary System
What are the organs of the urinary system?
• Kidneys
• Ureter
• Urethra • Urinary Bladder
What are the organs of the urinary tract?
• Ureter
• Urinary bladder
• Urethra
What are the main functions of the Urinary system?
• Removal of waste• Storage of urine• Excretion of urine• Regulation of blood PH levels• Regulation of blood fluid volume levels
Where are the kidneys located?
• The superior pole of the kidney is located around thoracic vertebrae number 12.
• The inferior pole is located around lumbar vertebrae number 3.
Label: Renal cortex, renal medulla, renal pyramids, renal columns, and renal papilla.
Label: Minor calyx, major calyx, renal pelvis, ureter
What is the main blood supply to the kidneys?
• Renal arteries
What is the vein that drains the kidneys?
• Renal vein
What rhythmic movements of smooth muscle propel urine along
the length of the ureter?
• Peristalsis
What organ serves as a reservoir for urine?
• Urinary bladder
Label: Internal urethral sphincter, external urethral sphincter, and urethra
How long is the female urethra?
• 3-5 centimeters
How long is the male urethra?
• 18-20 centimeters long
What blood vessel supplies the kidneys with blood?
• A. Hepatic vein• B. Renal Artery• C. Renal Vein• D. Superior Vena Cava
How many muscular sphincter surround the urethra?
• A. Six• B. Two• C. One• D. None
In what part of a kidney do the vessels, nerves, and ureters connect to it?
•Hilum
One kidney is lower then the other which one? Why?
• Right Kidney• The larger size of the right lobe of the liver
Where do the ureters enter the bladder?
• Posterolateral wall
How much cardiac output passes through the kidneys?
• 20-25 %