A patient with uncontrolled diabetes mellitus develops diabetic ketoacidosis (DKA). The primary underlying pathophysiological mechanism of DKA is:

Question

Accepted Answer

Absolute or relative insulin deficiency leading to increased fat metabolism and ketone body formation.

Answer

Excessive insulin production leading to hypoglycemia.

Answer

Excessive fluid intake leading to hyponatremia.

Answer

Increased renal excretion of glucose without ketone production.