Radiographic Anatomy of the Sacrum Essay Discussion Paper
Question
Identify the radiographic anatomy of the sacrum in the below figure.
Step 1/2
52. sacral tubercle
53. Anterior sacral foramina
54. posterior si joint
55. Sacrum
In the radiographic image, the sacrum appears as a triangular-shaped bone located at the base of the spinal column, just above the coccyx. The sacrum consists of five fused vertebrae, which appear as horizontal lines on the image. The superior border of the sacrum articulates with the fifth lumbar vertebra, and the inferior border articulates with the coccyx.
Step 2/2
The sacrum has four pairs of foramina, which allow for the passage of nerves and blood vessels. The sacrum is also characterized by several landmarks, including the sacral promontory, which is the anterior projection of the first sacral vertebra, and the sacral canal, which is a continuation of the vertebral canal that runs through the sacrum and contains the spinal cord’s cauda equina.
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Final answer
52. sacral tubercle
53. Anterior sacral foramina
54. posterior si joint
55. Sacrum
In the radiographic image, the sacrum appears as a triangular-shaped bone located at the base of the spinal column, just above the coccyx. The sacrum consists of five fused vertebrae, which appear as horizontal lines on the image. The superior border of the sacrum articulates with the fifth lumbar vertebra, and the inferior border articulates with the coccyx. The sacrum has four pairs of foramina, which allow for the passage of nerves and blood vessels. The sacrum is also characterized by several landmarks, including the sacral promontory, which is the anterior projection of the first sacral vertebra, and the sacral canal, which is a continuation of the vertebral canal that runs through the sacrum and contains the spinal cord’s cauda equina. Radiographic Anatomy of the Sacrum Essay Discussion Paper