Urine formation involves
A) glomerular filtration.
B) tubular reabsorption.
C) tubular secretion.
D) all of these.
E) none of these.

Question

Quizplus · Accepted Answer

Urine formation involves all three processes: glomerular filtration, tubular reabsorption, and tubular secretion. Glomerular filtration is the process by which blood is filtered in the glomerulus; tubular reabsorption is the reabsorption of useful substances such as glucose, ions, and water from the filtrate back into the blood; and tubular secretion is the secretion of waste products such as urea, creatinine, and drugs from the blood into the filtrate.

Urine Formation Involves