Shared Flashcard Set

Details

Chapter 10: Urinary System Diseases
biology of disease
42
Biology
Undergraduate 1
05/17/2010

Additional Biology Flashcards

 


 

Cards

Term
percent of adults weight due to water
Definition
60
Term
number of gallons that flow through kidneys everyday
Definition
440
Term
amount of urine you can excrete in a day
Definition
1.5 liters
Term
good screening test fo overall health?
Definition
Chemical & microscopic analysis of urine
Term
percent of people on organ transplant list that are waiting for a kidney
Definition
80%
Term
urinary system
Definition
called genitourinary system in males, similar to water filtration system, consists of 2 kidneys, 2 uretas, urinary bladder, urethra
Term
function of kidneys
Definition
filter and remove metabolic waste, maintain proper balance of water and electrolytes, maintain pH
Term
intracellular
Definition
inside cells
Term
extracellular
Definition
outside cells, includes tissue spaces and inside blood cells
Term
normal pH in urine
Definition
5-6 vs blood pH of 7.4
Term
cortex
Definition
outer portion of kidneys
Term
medulla
Definition
inner area of kidneys
Term
pyramids
Definition
triangular shaped structures visible in medulla
Term
pepilla
Definition
tip of each renal pyramid
Term
calyx
Definition
small opening that receives urine from each papilla
Term
renal pelvis
Definition
large opening that receives urine from each calyx and empties into ureta
Term
nephron
Definition
microscopic functional unit of kidney. there are more than 1 million nephrons per kidney
Term
ureters
Definition
extend from renal pelvis to bladder, carrying urine
Term
bladder
Definition
elastic muscular sac that stores 250 ml of urine
Term
urethra
Definition
tube that carries urine from bladder to outside of body. 1.5 inches in women, 8 inches in males
Term
urine
Definition
95% water, electrolytes, small proteins, waste products and toxins.
Term
normal 24 hour output of urine
Definition
1000 to 2000 ml
Term
polyuria
Definition
increased urine output
Term
anuria
Definition
no urine output (kidney failure)
Term
oliguria
Definition
decreased urine output
Term
cystitis
Definition
inflammation of urinary bladder, caused by gram negative bacilli (e. coli), can develop from frequent sexual intercourse, more common in females
Term
(pyelo)nephritis
Definition
infection of kidney
Term
Glomerulonephritis
Definition
inflam of glomeruli, the filtering units of the nephron
Term
signs and symptoms of UTIs
Definition
increased urinary frequency and urgency, burning during urination, microscopic exam of urine containing bacteria,
Term
renal failure
Definition
can be acute or chronic, inability to remove metabolic waste products leads to uremia
Term
kidney dialysis
Definition
artificial cleansing of blood, occurs 3x a week, 3-6 hours each time. kidney transplant is only other option,
Term
number of people in us waiting for kidney transplant
Definition
78000
Term
urinary calculi or kidney stones
Definition
caused by dehydration, recurrent UTI, genetic disorder. treatment: medication, lithotripsy, surgery, diet modification.
Term
components of urinary system
Definition
2 kidneys, ureter, bladder, urethra
Term
parts of kidney nephron in correct order
Definition
glomerulus, glomarulor capsule, proximal tubule, loop of henle, distol tubule, collecting duct
Term
if a substance in the kidney filtrate is moved from the renal tubule into the blood supply it is said to be
Definition
reabsorbed
Term
normal results of urine testing for glucose
Definition
negative.
Term
normal results of urine testing for protein
Definition
negative-trace
Term
normal results of urine testing for blood (RBCs)
Definition
negative
Term
should you ever have any glucose in urine?
Definition
no.
Term
what are 2 common causes of chronic renal desease?
Definition
hypertension and diabetes
Term
most common component of kidney stones
Definition
calcium
Supporting users have an ad free experience!