The volume of plasma needed each minute to supply a substance at
the rate at which it is excreted in the urine is known as the :

H+ secretion in the distal nephron is enhanced by all the following
except :

Amino acids are almost completely reabsorbed from the glomerular
filtrate via active transport in the :

An increase in the concentration of plasma potassium causes
increase in :

Glomerular filtration rate would be increased by :

Extracellular bicarbonate ions serve as effective buffer for all the
following except :

In controlling the synthesis and secretion of aldosterone , which of
the following factors is least important ?

Which one of the following statements about aldosterone is
correct :

The amount of potassium excreted by the kidney will decreases if :

The ability of the kidney to excrete a concentrated urine will
increase if :

Select the correct answer about proximal tubules :

The greatest amount of hydrogen ion secreted by the proximal
tubule is associated with :

Ammonia is an affective important urinary buffer for which of the
following reasons :

Most of the glucose that is filtered through the glomerulus
undergoes reabsorption in the :

In the distal tubules, sodium reabsorption is increased directly by
increased :

In the presence of ADH, The distal nephron is least permeable to :

Major determinants of plasma osmolarity include all the following
except :

The effect of antidiuretic hormone ( ADH ) on the kidney is to :

Renal correction of acute hyperkalemia will result in :

Which of the following substances will be more concentrated at the
end of the proximal tubule than at the beginning of the proximal tubule ?

When a person is dehydrated, hypotonic fluid will be found in the :

The primary renal site for the secretion of organic ions e.g urate,
creatinine is :

An increase in the osmolarity of the extracellular compartment
will :

The glomerular filtration rate will increase if :

All the following statements are true for the H + secreted into the lumen of the distal nephron except :