Question

6. Explain the terms ultrafiltration and selective
absorption.​

Answer 1

Answer:

Ultrafiltration is the process of filtering small molecules from blood to the glomerular filtrate at the glomerular capsule. On the other hand, selective reabsorption is the process of absorbing important substances from the ultrafiltrate back to the blood at the proximal convoluted tubule.

Answer 2

Explanation:

Ultrafiltration (UF) is a variety of membrane filtration in which forces like pressure or concentration gradients lead to a separation through a semipermeable membrane. ... Ultrafiltration membranes are defined by the molecular weight cut-off (MWCO) of the membrane used