What is the complete meaning behind nothing new under the sun where does this quote come from ?
Loop of Henle -- This segment of the nephron plays a major role in the countercurrent exchange/multiplier system of water conservation. It has the ability to concentrate solutes, increase osmotic pressure, and conserve or excrete water.It also serves as a sight of Na, K, and Cl conservation.oop of Henle -- This segment of the nephron plays a major role in the countercurrent exchange/multiplier system of water conservation. It has the ability to concentrate solutes, increase osmotic pressure, and conserve or excrete water. It also serves as a sight of Na, K, and Cl conservation.
7 2 3. A nephron is the fundamental structural and functional part of the kidney. Its principal function is to control the absorption of water and soluble substances such as sodium salts by filtering the blood, reabsorbing what is required and excreting the rest as urine.