Top 150+ Solved Renal MCQ Questions Answer
Q. Mesangial cells:
a. have a role in the control of GFR
b. are similar to other endothelial cells in the vascular tree
c. are responsible for tubuloglomerular balance
d. contract in response to dopamine
e. relax in response to vasopressin
Q. With regard to water excretion:
a. 280 l is filtered per day
b. it is impossible to excrete more than 23 l/day
c. most regulation is via manipulation of the gradients along the loop of Henle
d. vasopressin acts to insert water channels into the basolateral cell membrane of the collecting ducts
e. water reabsorption in the collecting ducts can alter by a factor of 2.5 dependent on the presence of vasopressin
Q. All of the following are transported across renal tubular cell membranes by secondary active transport, using the energy of the active transport of Na+ , EXCEPT:
a. glucose
b. lactate
c. citrate
d. H+
e. K+
Q. Regarding the control of GFR:
a. increasing ANP causes contraction of mesangial cells
b. glomerular cap are less permeable than skeletal
c. oedema of kidney causes increase in renal intent po????
d. efferent arterioles have low reninlard
e. hypoproteinaemia increases GFR
Q. Regarding osmotic diuresis:
a. is secondary to decreased ADH
b. results in hypertonic urine
c. increased water reabsorption in PCT
d. may be seen in patients with diabetes ketoacidosis
e. may be seen in patients with diabetes insipidis
Q. Effective renal plasma flow is best measured using:
a. inulin
b. glucose
c. PAH
d. urea
e. creatinine
Q. Substance X is freely filtered by the glomerulus and is not reabsorbed, nor secreted nor metabolized. If - serum x concentration = 0.020 mg/ml renal artery x concentration = 0.020 mg/ml renal vein x concentration = 0.002 mg/ml urine x concentration = 14 mg/ml urine flow = 54 ml/hr lymphatic x concentration = 0.00001 mg/ml haematocrit = 0.45Then the CLEARANCE of X is:
a. 10.5 ml/min
b. 630 ml/min
c. 10.5 mg/min
d. 630 mg/min
e. 60 ml/min
Q. Substance X is freely filtered by the glomerulus and is not reabsorbed, nor secreted nor metabolized. If - serum x concentration = 0.020 mg/ml renal artery x concentration = 0.020 mg/ml renal vein x concentration = 0.002 mg/ml urine x concentration = 14 mg/ml urine flow = 54 ml/hr lymphatic x concentration = 0.00001 mg/ml haematocrit = 0.45Renal plasma flow is:
a. 10.5 ml/min
b. 630 ml/min
c. 700 ml/min
d. 11.7 ml/min
e. 21.2 ml/min
Q. Substance X is freely filtered by the glomerulus and is not reabsorbed, nor secreted nor metabolized. If - serum x concentration = 0.020 mg/ml renal artery x concentration = 0.020 mg/ml renal vein x concentration = 0.002 mg/ml urine x concentration = 14 mg/ml urine flow = 54 ml/hr lymphatic x concentration = 0.00001 mg/ml haematocrit = 0.45Renal blood flow is:
a. 10.5 ml/min
b. 21.2 ml/min
c. 11.7 ml/min
d. 700 ml/min
e. 1273 ml/min
Q. Substance X is freely filtered by the glomerulus and is not reabsorbed, nor secreted nor metabolized. If - serum x concentration = 0.020 mg/ml renal artery x concentration = 0.020 mg/ml renal vein x concentration = 0.002 mg/ml urine x concentration = 14 mg/ml urine flow = 54 ml/hr lymphatic x concentration = 0.00001 mg/ml haematocrit = 0.45The GFR is:
a. 10.5 ml/min
b. 700 ml/min
c. 11.7 ml/min
d. 630 ml/min
e. 778 ml/min