Sacrum Lecture - Anatomy Lectures - MBBS LecturesSacrum Lecture - Anatomy Lectures - MBBS Lectures
  • Formed by fusion of 5 sacral vertebrae
  • It is triangular
  • Apex directed inferiorly articulating with coccyx
  • Base is present superiorly articulating with L5 making the Sacro vertebral angle
  • It has a
    • Base
    • Apex
    • Pelvic surface
    • Dorsal surface
    • Lateral surface

Base and Apex

Pelvic Surface

Dorsal Surface

Lateral Surface

Attachments and relations

Sacroiliac joint and related ligaments

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