Renal physiology MCQs ( True / False )
1. Which of the following type of cell is/are seen in the glomerular filtration membrane?
a. Mesangial cells
b. Podocytes
c. JG cells
d. Pericytes
e. Capillary endothelial cells
2. Cells in the juxtaglomerular apparatus includes
a. Lacis cells
b. Macula densa
c. Juxtaglomerular cells
d. Mesangial cells
e. Type 1 medullary interstitial cells
3. Which of the following kidney cells perform a secretary function?
a. I cells
b. P cells
c. JG cells
d. Type 1 medullary interstitial cells
e. Lacis cells
04. The fluid in which of the following is always hypotonic to the plasma?
a. Proximal convoluted tubules
b. Tip of the loop of henle
c. Ascending limb of the loop of henle
d. Beginning of the distal convoluted tubule
e. Distal part of the collecting duct.
05. Which of the following are components of juxtar-glomerular apparatus?
a. Afferent arteriole
b. Macula densa cells
c. Mesangeal cells
d. Lacis cells
e. Glomerular capillaries
06. What is/ are the factors that decrease GFR?
a. Hypoalbunemia
b. Contraction of mesangial cells
c. Increased volume of contractions
d. Increase afferent arteriole pressure
e. Increase efferent arteriole pressure
07. Which of the following substances filtered following completely and reabsorbed, appearance of urine is zero?
a. Na+
b. K+
c. Urea
d. Glucose
e. HCO3-
08. Renal blood flow,
a. Maintained by auto regulation
b. Decrease if the mean arterial pressure drops below 100mmHg
c. Mainly regulated by autonomic nervous system
d. More than coronary blood flow at rest
e. Measured by Creatinine clearance
09. Bicarbonate reabsorption in proximal tubule,
a. Occurs primarily in later part of the segment
b. Increase during volume contraction
c. Increase during hyperventilation
d. Is co-transport with K+
e. Increase during treatment of Acetozolamide