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Osteology Of Sacrum : Anatomy
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- เผยแพร่เมื่อ 9 ก.ค. 2022
- 📌𝐅𝐨𝐥𝐥𝐨𝐰 𝐨𝐧 𝐈𝐧𝐬𝐭𝐚𝐠𝐫𝐚𝐦 :- / drgbhanuprakash
Anatomy of Sacrum
Landmarks
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Dorsal surface:
- 3 crests: median crest (due to fusion of spinous processes S-S3), intermediate crest (due to fusion of articular processes L5-S4), lateral crest (due to fusion of transverse processes)
- 4 pairs of posterior sacral foramina
Pelvic surface:
- transverse lines (fused intervertebral discs of sacral vertebrae)
- sacral promontory (posterior margin of the pelvic inlet)
- 4 pairs of anterior sacral foramina
Lateral surface - articulates with ilium
Base - articulates with L5
Apex - articulates with coccyx
Joints
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Lumbosacral joint - between the superior auricular process of sacrum and inferior articular facets of L5
Sacrococcygeal joint - between the apex of the sacrum and the base of the coccyx
Sacroiliac joint - between lateral sacral surface and iliac articulation surface
Muscle attachments
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Pelvic surface: piriformis, iliacus, coccygeus muscles
Dorsal surface: erector spinae aponeurosis, gluteus maximus muscles
#sacrum #OsteologyOfSacurm #sacrumosteology #anatomyofsacrum
excellent 👍
Thank you! Cheers!
Outstanding mam❤❤❤
Thank you! Cheers!
Thank u so much mam
Most welcome 😊
Mdm garu..my sacrum ala s1 s3 fucture how many days recovery plz tell me
It need to cross croce likes
Outstanding mam❤❤❤
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