Mammoth Memory

What’s inside a kidney?

The two main parts of a kidney

The kidneys are made up of two main parts – the outer part, known as the cortex, and the inner part, called the medulla.

The kidneys have 2 main structures the cortex (outer) medulla (inner)

The kid who needed a clean-up was wearing a corset (cortex) and a medal (medulla). Note that the medal (medulla) is in the centre of the corset (cortex).

Diagram of cortex and medulla

Cross section of kidney showing the two main structures

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