urinary system
What vessel carries blood to the kidney?
renal artery
What percent of the blood is held within the kidneys at any given time?
20-25%
How many nephrons make up each kidney?
1,000,000
What is the most common treatment for kidney stones?
drinking lots of water to pass stones, pain medicine
What is one common condition that leads to renal failure?
diabetes, high blood pressure, heart disease, kidney disease
What blood vessel carries blood away from the kidney?
the renal vein
What is the ball of capillaries inside of Bowman's capsule called?
a glomerulus
This part of the nephron carries out reabsorption.
proximal convoluted tubule
What are 3 symptoms of a urinary tract infection?
pain, nausea, fever, blood in urine
What percent of kidney functioning would require dialysis treatment?
20% or less
What tube carries urine out of the body from the bladder?
urethra
How are kidney donor's matched to a recipient?
by blood type
This part of the nephron carries out the process of filtration.
Bowman's capsule
How can you distinguish between a renal artery and a renal vein in a dissected kidney?
The artery is always opened, the vein is collapsed.
With what frequency is dialysis treatment carried out?
3-4 hours 3x per week
What tubes connect the kidneys to the bladder?
ureters
What is the outer, middle and inner parts of the kidney called?
cortex, medulla and renal pelvis
What are 2 materials reabsorbed into the bloodstream from the proximal convoluted tubule?
amino acids, glucose, salts
How much urine does the average adult eliminate per day?
1.5L-2.5L
What is the machine called that carries out dialysis?
a dialyzer
What are 3 things the urinary system keeps a homeostatic balance of?
water, salts, ions, blood pressure, red blood cells production
Of everyone on a list seeking a donor organ what % need a kidney?
80%
This part of the nephron involves water leaving the nephron to be put back into the bloodstream.
loop of Henle
What is a fistula?
a "port"; a semi permanent device for those undergoing dialysis to connect tubes
What type of dialysis removes blood from the body to filter it and then returns it to the body clean?
hemodialysis