02 Renal Anatomy

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• Cortex

• Medulla: made of pyramids

• Collecting system inside (yellow)

• Calyx: collects urine from pyramid

• papilla: where calyx meets medulla

• pelvis: collects urine from all calyx

• minor calyx: 1 pyramid

• major: 3 calyx

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• 2 arterioles

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• if blood goes all the way down to abdomen in aorta