Unit 3 Urinary Flashcards
1
Q
function
A
- filter metabolic wastes from blood
- maintain acid/base balance
- maintain fluid and electrolyte balance
- hormone production
2
Q
structures
A
- paired kidneys
- paired ureters
- bladder
- urethra
3
Q
kidney structures
A
hilus cortex medulla medullary rays renal lobe
4
Q
hilus
A
a) blood vessels, lymphatics, and nerves enter and exit
b) renal pelvis, major and minor calyces collect urine
5
Q
cortex
A
renal corpuscles
6
Q
medulla
A
pyramids of tubules separated by cortical columns (of Bertin)
7
Q
medullary rays
A
columns of tubules extending into the cortex
8
Q
renal lobe
A
medullary pyramid and overlying cortex
9
Q
renal blood flow
A
aorta renal artery segmental artery interlobar artery arcuate artery cortical radiate (interlobular) artery afferent arteriole glomerulus efferent arterioles peritubular capillary plexus cortical radiate vein arcuate vein interlobar vein renal vein inferior vena cava
10
Q
arcuate arteries
A
coritcomedullary junction
11
Q
peritubular capillary plexus
A
surround tubules
vasa recta - juxtamedullary nephrons
12
Q
filtration flow
A
glomerulus proximal convoluted tubule thin segment descending loop of Henle ascending loop of Henle thick segment distal convoluted tubule collecting duct
13
Q
renal corpuscle components
A
glomerulus
bowman’s capsule
podocytes
mesangial cells
14
Q
glomerulus
A
capillary tuft
15
Q
bowman’s capsule
A
encloses urinary space