ILA: RENAL Flashcards
How many capillary beds does each nephron have?
2
What can be defined as the renal corpuscle?
Glomerular tuft and Bowman’s capsule
How many layers are there in the filtration barrier?
3 - epithelial podocytes, glomerular basement membrane and endothelium of capillary
What is the renal clearance for glucose?
0 ml/min
What is the normal glomerular filtration rate?
125 ml/min
What molecule is used in the clinical setting to measure GFR?
Creatinine
What is the blood flow to the kidneys per minute?
1 L
Approximately how many litres of filtrate pass through the renal tubules each day?
180 L
What is the purpose of the macula densa cells?
Detect NaCl concentration
What is the purpose of ADH/vasopressin?
Increase the amount of aquaporins and therefore water retention.
Where can principal cells be found in a nephron?
Collecting duct
What is the function of intercalated cells in the collecting duct?
H+ secretion
What protein is produced in the nephron?
Tamm Horsfall protein (=uromodulin)
In renal blood supply, arcuate arteries flow into:
Interlobular arteries
In the adrenal cortex, zona fasciculata produces:
Glucocorticoids
What is the innervation of the penis?
S2-S4
What is a normal healthy volume of urine production?
1 ml/kg/hr
Which renal structure is not found in the renal medulla?
Glomeruli
What epithelium lines the inner surface of the renal pelvis?
Urothelium
Which of the following structures is the most distal?
- Renal pelvis
- Minor calyces
- Infundibulum
- Vesicourethral junction
Vesicourethral junction
