Question

Choose the correct one regarding urinary excretion.

• A. Urinary excretion$\to$ Glomerular filtration- Tubular reabsorbtion+ Tubular secretion
• B. Urinary excretion$\to$ Tubular reabsorbtion+ Glomerular filtration- Tubular secretion
• C. Urinary excretion$\to$ Tubular secretion+ Tubular reabsorbtion
• D. Urinary excretion$\to$ Tubular secretion+ Glomerular filtration

Answer 1

The correct option is A Urinary excretion$\to$ Glomerular filtration- Tubular reabsorbtion+ Tubular secretion

During the process of urine formation first glomerular filtrate is formed. After the filtrate formation the necessary solutes are reabsorbed from the filtrate and again some metabolites are secreted in that filtrate. thus, ultimately the urine formed.