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Describe the location of the kidneys in the body.
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Ch. 15 The Urinary System
Marieb13th EditionEssentials of Human Anatomy & PhysiologyISBN: 9780135624340
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TOC.tableOfContents
- Ch. 1 The Human Body: An Orientation23
- Ch. 2 Basic Chemistry22
- Ch. 3 Cells and Tissues20
- Ch. 4 Skin and Body Membranes13
- Ch. 5 The Skeletal System38
- Ch. 6 The Muscular System26
- Ch. 7 The Nervous System26
- Ch. 8 Special Senses12
- Ch. 9 The Endocrine System24
- Ch. 10 Blood22
- Ch. 11 Cardiovascular System29
- Ch. 12 The Lymphatic System and Body Defenses21
- Ch. 13 The Respiratory System7
- Ch. 14 The Digestive System and Body Metabolism13
- Ch. 15 The Urinary System23
- Ch. 16 The Reproductive System15
Marieb13th EditionEssentials of Human Anatomy & PhysiologyISBN: 9780135624340Non è quello che usi tu?Cambia libro di testo
Capitolo 15, Problema 11
Using the image provided, identify and label the cortex, medulla, medullary pyramids, renal columns, and pelvis.
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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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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.
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Overview of Renal Physiology
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.
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4:58Overview of Renal Physiology
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.
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4:58Overview of Renal Physiology
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