Urinary System Key Term Matching
secretion
movement of substances from capillaries into renal tubules
reabsorption
moves substances from renal tubules into capillaries
specific gravity
part of a physical analysis of urine
efferent arteriole
receives blood from the glomerulus
proximal convoluted tubule
receives filtrate from glomerular capsule
glomerular capsule
receives filtrate from glomerulus
ketone bodies
a byproduct of fatty acid metabolism
sodium
a substance that undergoes reabsorption
hydrogen ion
a substance that undergoes secretion
vasa recta
blood vessel surrounding nephron loop
peritubular capillaries
blood vessels surrounding convoluted tubules
filtration slit
allows filtrate to leave glomerular capillaries
podocyte
cell forming inner wall of glomerular capsule
mesangial cells
cells supporting the glomerular capillaries
albuminuria
condition of too much protein in the urine
afferent arteriole
delivers blood to glomeruus
distal convoluted tubule
delivers urine to a collecting duct
collecting duct
delivers urine to the renal papilla
pedicels
extensions of the podocytes
filtration
first stage of urine production
casts
hardened, cylinder-shaped collection of cells
nephron loop
has ascending and descending limbs
macula densa
houses pressure sensitive sensory receptors
juxtaglomerular complex
structure that secretes renin
nephron
the functional unit of the kidney