FINAL: urinary Flashcards
study guide material (15 cards)
what is the major excretory system of the body?
urinary system
what does the urinary system do?
remove waste and excessive products
what is urine formed from ?
ammonia that goes into urea (less toxic)
how are nitrogenous wastes formed?
protein metabolism
what are the four parts of the urinary systems?
kidneys, bladder, ureters, urethra
what do the kidneys do?
unit that filters the blood, removes waste and forms urine
what is the functional unit of the kidney?
nephron
what is urine made up of ?
excess water, excess ions, metabolic wastes, toxic substances
where are the kidneys located?
T12-L3, right is lower because of the liver
where does the arterial supply come from?
renal arteries off aorta
where does the venous supply come from?
renal veins which drain into inferior vena cava
what are the functions of the urinary system?
regulation of bv, bp, blood solute conc, extracellular fluid, RBC synthesis, and vitamin D synthesis
- excretion
what are the three layers of production for the kidneys?
renal capsule, adipose, renal fasciae
what are the lower kidneys susceptible to?
blunt trauma, especially right kidney
