Histology of the Kidney Flashcards
Between the endothelial cell of the glomerular capillary and the podocytes is a crucial _____ called the filtration barrier.
basal lamina
Where are principal cells found?
in the collecting duct
Where are the renal tubules?
extend from the cortex down into the medulla
Where does aldosterone act upon in the nephron?
- the DCT
- the collecting duct
The ______ arteries run between the medullary pyramids.
interlobar
Cells in the thin Loops of Henle are what type?
simple squamous epithelium
Cells of the thick ascending Loop of Henle are what type?
cuboidal epi
What kinds of cells comprise the DCT?
cuboidal epi
Where does ADH act upon in the nephron?
- the DCT
- the collecting duct
The efferent arterioles form a capillary plexus that initially surrounds tubules of the nephron within the cortex and can enter the medulla as a capillary plexus called the ______.
vasa recta
Cells in the ______ are simple squamous epithelium.
thin Loops of Henle
What kind of cells are found in the collecting duct?
- principal (clear) cells
- intercalated cells (cuboidal and columnar)
The bladder is unique in that it contains ____ cells.
transitional epi
What are the 2 main functions of the nephron?
- blood filtration
- selective reabsorption
The arcuate arteries of the kidney branch into the ____ arteries.
interlobular
Where is the macula densa located?
the DCT
What is absorbed in the PCT?
- sodium
- glucose
- amino acids
The proximal convoluted tubule is specialized in having a ______ epithelium with an extensive brush border of tall microvilli on the luminal side.
cuboidal
What do the mesangial cells secrete?
the matrix continuous with the basal lamina
In the interior of the glomerular capillary bed is the ______ containing made up of ______ cells.
mesangium (x2)
Where are the renal corpuscles located?
in the renal cortex
This part of the nephron is specialized in having a cuboidal epithelium with an extensive brush border of tall microvilli on the luminal side.
proximal convoluted tubule
The interlobar arteries run between the ______.
medullary pyramids
What are kidney interstitial cells?
other cells found outside of the tubules in the medulla and cortex
The proximal convoluted tubule is specialized in having a cuboidal epithelium with an extensive brush border of tall ______ on the ______ side.
microvilli…. luminal
On the outside of the glomerular capillaries is a special layer of cells called _____.
podocytes
Between the endothelial cell of the glomerular capillary and the podocytes is a crucial basal lamina called the ______.
filtration barrier
Near the medullary-cortical junction the interlobar arteries branch into _____ arteries that run roughly parallel to the outer capsule.
arcuate
What is the macula densa?
a group of modified smooth muscle cells that monitor Cl- concentrations
Cells of the ______ are cuboidal and active transporters of sodium.
thick ascending Loop of Henle
What comprises Bowman’s capsule?
epithelium
The interlobular arteries of the kidney become the _____ arteries.
afferent
