The descending limb of Henle's loop is ________ to water and ________ to electrolytes.
Show answer and explanation
Correct answer: Permeable to water and almost impermeable to electrolytes
The descending limb is permeable to water but almost impermeable to electrolytes. As the filtrate moves down, water leaves the tubule into the concentrated medullary fluid, causing the filtrate to become progressively concentrated.
Keep practicing
More Nephron Structure and Functions questions
- The maintenance of high osmolarity of medullary interstitial fluid is a significant function of which structure?
- Which part of the nephron is specifically capable of secreting $NH_3$ and $K^+$ to maintain the ionic balance of the blood?
- A Malpighian corpuscle is located in which zone of the kidney?
- The 'hairpin' turn is a characteristic structural feature of the:
- The epithelial cells of the PCT have 'brush borders' because they contain:
- Which of the following constitutes the Malpighian body (renal corpuscle)?