Edexcel GCSE Biology · 1BI0
Specification 7.20B · Paper 2
Revise: Effect of ADHAs fluid passes through a kidney's collecting duct, some of its water can be reabsorbed into the blood. The remaining fluid becomes urine.
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GCSE Biology · key term
A tube in the kidney through which fluid passes as it becomes urine; water can be reabsorbed from it into the blood.
Used by Edexcel and OCR
Specification 7.20B · Paper 2
Revise: Effect of ADHAs fluid passes through a kidney's collecting duct, some of its water can be reabsorbed into the blood. The remaining fluid becomes urine.
Specification B3.3h · Paper 1 (Foundation), Paper 3 (Higher)
A tube that receives fluid from kidney tubules and carries it towards the renal pelvis.
Trace the tubule in order. Bowman’s capsule comes before the proximal convoluted tubule; the loop of Henlé dips into the medulla before the pathway reaches a collecting duct.
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A nephron begins in the cortex, has a section that dips into the medulla, and connects to a collecting duct. This arrangement links the kidney’s visible regions to the route taken by fluid as urine forms.