Using the image provided, identify and label the cortex, medulla, medullary pyramids, renal columns, and pelvis.
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검증된 단계별 안내

Identify the cortex as the outermost layer of the kidney, which appears as the lighter, granular region surrounding the kidney's outer edge.

Locate the medulla, which is the inner region of the kidney beneath the cortex, characterized by the darker, triangular structures.

Recognize the medullary pyramids as the distinct triangular or cone-shaped structures within the medulla, pointing towards the center of the kidney.

Find the renal columns as the lighter, column-like areas of cortical tissue that extend inward between the medullary pyramids.

Identify the pelvis as the central, funnel-shaped cavity where urine collects before moving to the ureter, visible as the large, pale area in the center of the kidney.

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주요 개념

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Renal Cortex

The renal cortex is the outermost layer of the kidney, appearing lighter in color. It contains the glomeruli and convoluted tubules, which are essential for filtering blood and beginning urine formation. The cortex surrounds the medulla and provides a protective layer.

Renal Medulla and Medullary Pyramids

The renal medulla is the inner region of the kidney, composed of cone-shaped structures called medullary pyramids. These pyramids contain the loops of Henle and collecting ducts, which concentrate urine and transport it to the renal pelvis. The pyramids are separated by renal columns.

Renal Pelvis and Renal Columns

The renal pelvis is a funnel-shaped cavity that collects urine from the medullary pyramids and channels it into the ureter. Renal columns are extensions of cortical tissue that separate the medullary pyramids, providing structural support and housing blood vessels.

Using the image provided, identify and label the cortex, medulla, medullary pyramids, renal columns, and pelvis.<IMAGE>