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If you are talking about the proximal/distal convoluted tubules. Then you are talking about a kidney, and in between them is the nephron loop or the Loop of Henle
Loop of Henle
- proximal tubule : • Selective reabsorption of nutrients from filtrate back into blood by active and passive transport. • Within proximal tubule, pH is controlled by secretion of hydrogen ions (H1) and reabsorption of bicarbonate ions (HCO32). - distal tubule • Selective reabsorption of nutrients from blood into nephron by active transport. Distal tubule helps regulate potassium (K1) and salt (NaCl) concentration of body fluids. • As in proximal tubule, pH is controlled by tubular secretion of hydrogen ions (H1) and reabsorption of bicarbonate ions (HCO32).
The structures that distal tubes flow into are the collecting ducts of the kidneys. The collecting ducts are small tubes through which urine flows into the renal pelvis.
Between tubular elements and vascular elements of the nephron beginnings with the proximal convoluted tubule and continuing at least part way into the distal tubule.
The distal tubule
Proximal convoluted tubules have brush borders or microvilli on the inner edge of the tubule. Distal convoluted tubules do not have this structure.
The distal convoluted tubule or the collecting tube.
If you are talking about the proximal/distal convoluted tubules. Then you are talking about a kidney, and in between them is the nephron loop or the Loop of Henle
Loop of Henle
- proximal tubule : • Selective reabsorption of nutrients from filtrate back into blood by active and passive transport. • Within proximal tubule, pH is controlled by secretion of hydrogen ions (H1) and reabsorption of bicarbonate ions (HCO32). - distal tubule • Selective reabsorption of nutrients from blood into nephron by active transport. Distal tubule helps regulate potassium (K1) and salt (NaCl) concentration of body fluids. • As in proximal tubule, pH is controlled by tubular secretion of hydrogen ions (H1) and reabsorption of bicarbonate ions (HCO32).
The structures that distal tubes flow into are the collecting ducts of the kidneys. The collecting ducts are small tubes through which urine flows into the renal pelvis.
The Proximal convoluted tubules, descending loop , ascending loop of henle and the distal convoluted tubules. Though the collecting ducts determine the final concentration of urine, an author states that it's not a part of the nephron.
It increase the reabsorption of water. That is from distal convaluted tubules
Distal convoluted tubule
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Tubular reabsorption takes place in the kidneys. It specifically occurs in nephrons, microscopic tubular structures (Proximal Convoluted Tubule-PRIMARY & Distal Convoluted tubule-SECONDARY) of the kidney that number in the millions.