Renal Function Flashcards
1
Q
State two major processes associated with the peritubular capillaries
A
Tubular reabsorption and secretion.
2
Q
Why is the glomerulus referred to as a non selective filter?
A
Filtration is controlled only by particle size.
3
Q
How do the capillary endothelial cells in the glomerulus differ from other capillary endothelial cells?
A
The glomerular endothelial cells contain pores.
4
Q
When is the kidney stimulated to produce renin? What is the primary chemical affected by the reninangiotensin-aldosterone system?
A
When blood pressure decreases, renin is produced to stimulate the retention of sodium.
5
Q
Define the term ultrafiltrate of plasma.
A
A solution containing the same concentration of low molecular weight substances as plasma
