simple kidneys
what shape is the kidney?
Bean
What does the urinary bladder do?
temporarily stores urine
How much blood do renal blood vessels filter every minute?
1-2 liters
How much blood passes through the kidneys every minute?
1-2 liters
What abnormal stuff maybe present in urine?
Blood, glucose, chunks of materia, etc.
What are functions of the kidneys?
Filter blood and produce urine
What is the renal cortex?
Outer portion of the kidney
How much of cardiac output goes through the kidneys?
20-25%
How many times is the entire body's blood supply filtered each day?
340 times
How long are the ureters?
Approximately 11 inches long
Can a human live without a kidney?
yes!
What is the renal medulla?
Inner portion of kidney
What are ureters?
Tubes leading away from the kidneys
What percentage of urine is water?
95%
What is the bladder?
A hollow, distensible, muscular organ that is lined with transitional epithelial tissue. Covered by fobrous connective tissue.
What do the kidneys regulate?
Blood pressure/enzyme renin
What is the renal pelvis?
Superior end of ureter which is expanded to form a funnel/renal sinus
What is the function of the urinary system?
To remove wastes from the blood and direct the waste out of the body.
Bacteria / posions
How much can the bladder hold?
Approximately 250 - 300 mls. about 1 cup
What do the kidneys maintain?
Blood volume (ADH), blood composition, blood pH
What are minor calyces?
small cup-like structures which receive urine from papillae
What do the ureters do?
Transport urine from the kidneys to the bladder
What are the pigments that may be present in urine?
Urochromes. The yellowish from the break down on red blood cells in the liver.
What’s the trigone?
The floor of the bladder