urinary system Flashcards
-cele
hernia, swelling, protrusion
what is protrusion?
something going beyond a surface
-lysis
breakdown, separation, loosening
cyst/o
fluid sac, cyst, bladder
nephr/o
kidney
ren/o
kidney
-uria
urination, condition of a urine
-pexy
surgical fixation
-tripsy
crushing
pyel/o
renal pelvis
what are the 4 functions of the urinary system?
- filtrations
- water storage & excretion
- hormone production
- homeostasis maintenance
what is another name for the urinary system?
excretory system
in filtration, what forms the urine?
the metabolic waste that kidneys filter from the blood
how is urine transported to the urinary bladder?
through the ureter
what does the urinary bladder store?
urine, excess water, ions
what are ions?
electrically charged atoms
what are the 2 hormones that the kidneys make?
erythropoietin & calcitriol
what is erythropoietin?
a protein that stimulates red blood cell production in bone marrow
what is calcitriol
a form of Vitamin D that promotes calcium absorption in small intestine
what is another term for levels of pH?
acidity or alkalinity
what are electrolytes?
minerals that become ions
what are some common electrolytes?
sodium, chloride, potassium, calcium, phosphate, magnesium
what do the kidneys monitor to maintain homeostasis?
blood pressure and blood volume in response to a change in blood pressure
what is blood volume?
the amount of water in the body
what do the kidneys control in the blood to maintain homeostasis?
levels of pH in the blood
what does the kidneys regulate to maintain homeostasis?
fluid & electrolytes in the body
