An inward extension of the renal cortex is called:

The banana peel sign represents:

The fibrous capsule surrounding the kidney is referred to as:

The appearance of the renal sinus is:

Absence or failure of formation of the kidney is?

Which one of the following structures is thin in the neonate with echogenicity similar to or slightly greater than the normal liver parenchyma?

Catecholamines (epinephrine and norepinephrine) are secreted by the:

Which of the following laboratory values would be most likely elevated in the presence of renal failure?

The best approach for the evaluation of the left kidney is:

Which hormone, produced by the adrenal gland, is responsible for amount of sodium and water in the body?