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 = 0.45

Renal plasma flow is:

Related MCQs

• 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 = 0.45 Renal blood flow is:
• 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 = 0.45 Then the CLEARANCE of X is:
• 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 = 0.45 The GFR is:
• What is the clearance of a substance when its concentration in plasma is 1mg/ml, its concentration in urine is 10mg/ml and the urine flow is 2ml/min
• What is the clearance of a substance when its concentration in plasma is 1mg/ml, its concentration in urine is 10mg/ml and the urine flow is 2ml/min?
• If [urine]PAH = 14mg/ml, urine flow = 0.9ml/min and [plasma]PAH = 0.02mg/ml i) What is the clearance of PAH? ii) If the extraction ratio of PAH is 0.9, what is the renal blood flow (Hct=45%)?
• What percentage of filtered sodium is reabsorbed by the kidney?
• Which substance is 60 times more concentrated in urine than in plasma?
• The cortical portion of the collecting duct has the capacity to reabsorb approximately 10% of the filtered water. Which substance is most important in regulating this effect?
• Which of the following substances is NOT actively secreted in to the tubular lumen by the proximal renal tubule?