Renal Patho Flashcards
Which of the following have an 80% filtrate reabsorption both passive and actively?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
A. Proximal Tubule
Which of the following reabsorb 6% of filtrate and conserve H2O and salt?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
B. Loop of Henle
Which of the following reabsorb around 9% of filtrate with variable reabsorption and active secretion?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
C. Distal Tubule
Which of the following has variable salt and H2O reabsorption controlled by hormones?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
D. Collecting tubule
Which of the following is the normal frequency of urination?
A. 100-150 cm3
B. 150-300 cm3
C. 300-600 cm3
D. 600-800 cm3
B. 150-300 cm3, same as micturition urge
Which of the following is the volume of a human bladder?
A. 100-150 cm3
B. 150-300 cm3
C. 300-600 cm3
D. 600-800 cm3
D. 600-800 cm3
Which of the following involves secretion and reabsorption of organic acids and bases, including uric acid and most diuretics?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
A. Proximal Tubule
Which describes the water permeability of the proximal tubule?
A. Very high
B. Variable
C. Very low
A. Very high
Which of the following involves active reabsorption of 15-25% of filtered Na/K/Cl?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
B. Loop of Henle
Which of the following involves water reabsorption under vasopressin control?
A. Proximal Tubule
B. Loop of Henle
C. Distal Tubule
D. Collecting tubule
D. Collecting tubule
Which describes the water permeability of the loop of henle?
A. Very high
B. Variable
C. Very low
C. Very low
Which describes the water permeability of the collecting duct?
A. Very high
B. Variable
C. Very low
B. Variable
Fill in the blanks for compensatory response to renal injury
- Decrease # nephrons
- Compensatory increase in size and function of remaining nephrons
- Glomerular and tubular lesions
- Loss of nephrons greater than compensatory capacity
- Progressive decrease in GFR
- Azotemia
- Uremic syndrome
What two major conditions make up over 60% of sources in kidney injury/failure?
Diabetes and high blood tension
Normal glomerular capillary pressure is maintained by afferent vaso(dilation/constriction) and efferent vaso(dilation/constriction)
Normal glomerular capillary pressure is maintained by afferent vasodilation and efferent vasoconstriction