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Urinary System 1
Urinary System 1
42
Nursing
Undergraduate 2
03/24/2012

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Cards

Term
What does the urinary system do?
Definition
- regulates body fluids
- filter waste
- reabsorb needed substances
- eliminates waste
Term
Where is the kidneys located?
Definition
below the 12th rib
Term
What do the kidneys do?
Definition
- balances fluids and electrolytes
- excretes waste
- regulates acid-base balance
- secretes hormones
- forms urine
Term
What does vitamin D do?
Definition
lets calcium be absorbed by the bones
Term
What does Erythropoietins do?
Definition
helps make RBC's
Term
What does Renin do?
Definition
It is released during dehydration to stimulate the production of angiotensin causing vasoconstriction which causes water retention.
Term
Where does filtering happen in the kidneys?
Definition
glomerules in the nephrons
Term
What carries urine from the kidneys to the bladder?
Definition
ureters
Term
At what point do the nephrons decide what goes into the distal tubule to our urine or to the renal veins into our blood stream?
Definition
Loop of Henle
Term
Where is the bladder located in men?
Definition
in front of the rectum
Term
Where is the bladder located in women?
Definition
in front of the vagina and uterus
Term
Where is the bladder located?
Definition
posterior to the symphysis pubis
Term
What muscles allow the bladder to expand and contract?
Definition
destrusor muscles
Term
How much urine can the bladder hold?
Definition
200-500ml (can hold 2x amt if needed)
Term
What carriers urine from the bladder out of the body?
Definition
Urethra
Term
How long is the female urethra?
Definition
1.5in
Term
How long is the male urethra?
Definition
8 in
Term
What encircles the urethra in males?
Definition
prostate gland
Term
This relaxes when full, and signals the need to urinate?
Definition
internal urethral sphincter
Term
This allows you to have voluntary control to urinate?
Definition
external urethral sphincter
Term
Urine is mostly composed of what?
Definition
water
Term
How much urine is usually made a day?
Definition
1-2L
Term
If protein is in urine what does that usually mean?
Definition
either infection or kidney damage
Term
If glucose is in urine what does that usually mean?
Definition
hyperglycemia or kidney damage
Term
What are some waste products found in urine?
Definition
- urea
- creatinine
- uric acid
- ammonia
- bacterial toxins
- water soluble drugs
Term
What is a normal color for urine?
Definition
pale/ deep yellow, clear
Term
What is a normal specific gravity in urine?
Definition
1.025-1.025
Term
What is a normal urine pH?
Definition
4.5-8
Term
painful urination?
Definition
dysuria
Term
urinating at night?
Definition
nocturia
Term
bloody urine?
Definition
hematuria
Term
increase output?
Definition
ployuria
Term
no urination?
Definition
anuria
Term
What is the most common cause of UTI's?
Definition
E. coli
Term
When pathogens move from the urthra to the bladder?
Definition
ascending infection
Term
When pathogens travel from the kidneys to the bladder?
Definition
descending infection
Term
Risk factors for women with UTI's?
Definition
- short urethra
- intercourse
- pregnancy
Term
Urine the bladder going back up into the kidneys?
Definition
reflex
Term
Inflammation of the urinary bladder?
Definition
cystitis
Term
treatment for cystitis?
Definition
antibodics
Term
S/S of cystitis?
Definition
- dysuria
- frequency
- urgency
- nocturia
- hematuria
- foul odor urine
- polyuria
- suprapubic pain
- dark, tea- colored urine
- couldy urine
Term
S/S of UTI in elderly?
Definition
- nocturia
- incontience
- confusing/ behavior changes*
- lethargy
- anorexia
- fever*
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