Question

The process of ultra-filtration is essential in urine formation, where does this step occur in nephron?

Answer 1

The endocrine system is a control system of ductless glands that secrete hormones directly through blood. Thus, a smaller size helps in easy diffusion through the blood. Moreover, the endocrine molecules are basically responsible for chemical communication in an organism. These glands secrete special small molecules which needs to be diffused with cells of target organs to detect them with special molecules. Thus, to make the process of diffusion faster in the target organ cells. Hence these hormones consists of small molecules.

Answer 2

Blood at high pressure travel into these tubles

by blood capillaries called glomerulus which are surrounded by a cup shape capsule called Bowman's capsule ..

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