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Definition

noun, plural: kidney calyces

Any of the funnel-shaped structures allowing the flow of urine from the ducts of the nephron to the renal pelvis

Supplement

Kidney calyses include the following:

• minor calyses - funnel-shaped structures surrounding one or more renal papillae
• major calyses - funnel-shaped structures formed by the converging of two or more minor calyses

Also called:

• renal calyx