Study the diagram given below and then answer the questions that follow :

What is the technical term given to the process occurring in 2 and 3 ? Briefly describe the process.

Explanation

Ultrafiltration : In it, blood entering the glomerulus under great pressure is filtered The reason for this greater pressure is that the efferent arteriole is narrower than the afferent arteriole. The liquid part of the blood filters through the walls of glomerular capillaries and Bowman.s capsule and enters into the nephron where it is called the glomerular filtrate.