Osteology Of Sacrum : Anatomy скачать в хорошем качестве

Osteology Of Sacrum : Anatomy

📌𝐅𝐨𝐥𝐥𝐨𝐰 𝐨𝐧 𝐈𝐧𝐬𝐭𝐚𝐠𝐫𝐚𝐦 :-   / drgbhanuprakash   Anatomy of Sacrum Landmarks ------------------ 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 ----------- 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 --------------------------------- Pelvic surface: piriformis, iliacus, coccygeus muscles Dorsal surface: erector spinae aponeurosis, gluteus maximus muscles #sacrum #OsteologyOfSacurm #sacrumosteology #anatomyofsacrum