excretory system

excretory system   Dan lymphatic system

The most important part of the urinary system is the kidneys, which is why they're the ones most typically affected by excretory diseases Let's go over five

This is an educational video for children in which they will learn about the excretory system and Important Information About the Human Excretory System · The human excretory system consists of organs that aid in the elimination of nitrogenous wastes from

livescore888 ภาษาไทย The principal function of the urinary system is to maintain the volume and composition of body fluids within normal limits One aspect of this function is to Video: The Excretory System This video takes us on the fascinating journey through our excretory system to learn how our kidneys make pee