Henle's loop is found in[BIH. PMT 94]a)Lungsb)Heartc)Kidneyd)LiverCorrect answer is option 'C'. Can you explain this answer?

Question

Answer

In the kidney, the loop of Henle (or Henle's loop, Henle loop, nephron loop or its Latin counterpart ansa nephroni) is the portion of a nephron that leads from the proximal convoluted tubule to the distal convoluted tubule.

Answer

Nephron is the functional unit of kidney... Loop of henle is the part of nephron

Answer

Henle's loop, also known as the loop of Henle, is found in the kidney. It is an important part of the nephron, which is the functional unit of the kidney responsible for filtering and regulating the composition of blood and forming urine.

The loop of Henle plays a crucial role in the process of urine formation and the regulation of water and electrolyte balance in the body. It is named after Friedrich Gustav Jakob Henle, a German anatomist who first described it in 1862.

The loop of Henle consists of a descending and ascending limb, and it is located in the renal medulla, the inner part of the kidney. It is situated between the proximal convoluted tubule and the distal convoluted tubule, two other important parts of the nephron.

The loop of Henle has several important functions, including:

1. Water reabsorption: The descending limb of the loop of Henle is permeable to water, allowing it to passively move out of the tubule and into the surrounding interstitial fluid. This results in the concentration of urine as it moves deeper into the medulla.

2. Sodium and chloride reabsorption: The ascending limb of the loop of Henle is impermeable to water but actively transports sodium and chloride ions out of the tubule and into the interstitial fluid. This creates a concentration gradient that helps to concentrate the urine further.

3. Dilution of urine: The loop of Henle plays a crucial role in the dilution of urine. As sodium and chloride ions are reabsorbed in the ascending limb, the filtrate becomes more dilute. This is important for maintaining water and electrolyte balance in the body.

Overall, the loop of Henle is a critical component of the kidney's ability to regulate water and electrolyte balance in the body. It is responsible for creating a concentration gradient that allows for the production of concentrated urine and the excretion of waste products. Without the loop of Henle, the kidney would not be able to effectively filter blood and maintain homeostasis in the body.

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