collecting tubule


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collecting tubule

[kə′lek·tiŋ ‚tü‚byül]
(anatomy)
One of the ducts conveying urine from the renal tubules (nephrons) to the minor calyces of the renal pelvis.
References in periodicals archive ?
and secondarily water reabsorption prior to the late distal tubule, luminal flow rates increase substantially in the late distal and cortical collecting tubules.
In the absence of ADH, water absorption along the collecting tubule is minimal and a dilute urine is excreted.
The medullary interstitium is often scarred and collecting tubules typically contain elongated or rectangular urate crystals.
The article should have stated that AVP antagonists decrease water permeability of renal collecting tubules, thereby promoting excretion of retained water and normalizing hypo-osmolar hyponatremia.
Homeostatic control of sodium excretion is achieved via changes in sodium reabsorption in the late distal and collecting tubules.
There were very largely dilated collecting tubules and ducts with granular degeneration & sloughing out of lining epithelia.
TH inhibition with potassium perchlorate did not affect the expression of E-cadherin in the proximal tubules, but it down-regulates E-cadherin expression in the distal and collecting tubules during premetamorphosis.