anaphy 4 (urinary system) Flashcards
works as your body’s filtration system
Urinary system
structures of urinary system
2 kidneys
2 ureters
1 bladder
1 urethra
1 urethra meatus
bean shaped organ located in the lower back
kidneys
filtering and cleaning blood by removing waste
blood filtering; produce urine
kidneys
controls the amount of water and chemicals in the body
kidneys
3 main sections of the kidney
Renal medulla
renal pelvis
cortex
these are microscopic functional units within the kidneys responsible for filtering blood and producing urine
nephrons
each nephron consist of a what?
Glomerulus
a network capillaries and renal tubule
glomerulus
filters blood, producing a fluid called?
filtrate
these structures purify the blood by removing excess water, salt, and other substances the body needs to purge
glomerulus
functions of nephrons
filtration
reabsorption
secretion
excretion
2 small tubes that connect each of our kidneys to our bladder
ureters
carry urine from the kidneys to the bladder
ureters
how long is the ureters
10-12 inches long
temporary storage of urine
bladder
allows the bladder to expand as urine is collected
rugae
the urinary bladder can store up to how many ml of urine?
500 ml
people already feel the need to urinate or pee when their bladder has _______ ml in it
200-350 ml
carries the urine from the bladder to outside the body
urethra
the urine exits the body through an opening called
urethra
controlled by muscles that works with the bladder to prevent urine from leaking
urethra
when it’s time to urinate the brain sends a message to the ____ for the muscle to relax and the urine pass
bladder
how long the female urethra
1 and half inches
