What is the first process of urine formation?

A) Micturition
B) Tubular secretion
C) Active transport
D) Tubular reabsorption
E) Glomerular filtration

Glomerular Filtration

is the process by which the kidneys filter the blood, removing excess wastes and fluids.

Tubular Secretion

The process by which substances are actively transported from blood into the urine within the kidneys.

Tubular Reabsorption

The process in the kidneys where substances are moved from the tubular fluid back into the blood, conserving water, electrolytes, and nutrients.