Urinary system my notes Flashcards
(74 cards)
Which organs work together in the urinary system?
Cardiovascular
Urinary
Respiratory
Digestive
Why do the organ systems work together?
to prevent development of
pollution” problems in the body
What does the urinary system get rid of?
Excess water and electrolytes
What are the components of the urinary system?
The kidneys
How are the kidneys connected to the urinary system?
ureter
How does the bladder get rid f the contents sent to it by the kidneys?
the urethra
What is the difference between the left and right kidney?
Left kidney sits higher because the rightt is weighed down by the liver
What three structures protect the kidney?
Fibrous capsule
Perinephric fat
Renal Fascia
What is the Fibrous capsule that protects the kidney made of? What does it maintain?
collagen fibers, maintains the shape of the kidney
What does the Perinephric fat do?
adipose tissue that surrounds the kidney
What is the function of the Renal Fascia?
outer membrane that anchors the kidney to surrounding structures, also made of collagen fibers
What is the cortex of the kidney?
outer layer in contact with the fibrous capsule
What is the medulla of the kidney?
everything on the inside of the kidney besides the cortex
Where are the renal pyramids in the kidney?
INSIDE the medulla, they are part of the medulla
Where is the base of the kidney?
faces the cortex aka towards the base
Where is the kidney tip?
Facing the interior, also called the renal papilla, the tip projects into the renal sinus
What is the renal sinus?
internal cavity that contains vessels
What is in between each renal pyramid?
The renal columns, which are similar to the cortex
What does the renal lobe consist of?
Part of the cortex, the pyramid, and the adjacent renal columns
Where is urine produced?
the kidneys
What filters blood, removes toxins, and produces urine?
Nephrons
Where does urine leaving the renal pyramid exit?
The renal papilla (tip) enters the minor calyx, which drains the urine from the papilla
What structure does the minor calyx form?
Major calyx
What does the major calyx form?
The renal pelvis