Spine

Bones in the Spine region

19 entries

All Types 19 Muscles 11 Bones 19 Ligaments 7 Joints 2

19 entries · Bones

Bone Atlas (C1) atlas Spine The atlas is the first cervical vertebra, a ring-shaped bone with no vertebral body that supports… Bone Axis (C2) axis Spine The axis is the second cervical vertebra, unique for its upward-projecting dens (odontoid process) that acts… Bone C3 Vertebra vertebra cervicalis III Spine The third cervical vertebra is a typical cervical vertebra with a small body, bifid spinous process,… Bone C4 Vertebra vertebra cervicalis IV Spine C4 is a typical cervical vertebra at approximately the level of the upper border of the… Bone C5 Vertebra vertebra cervicalis V Spine C5 is the most commonly fractured cervical vertebra in flexion injuries. The C5 nerve root is… Bone C6 Vertebra vertebra cervicalis VI Spine C6 has a prominent anterior tubercle of its transverse process (the carotid tubercle) against which the… Bone C7 Vertebra vertebra prominens Spine C7, the vertebra prominens, has the longest spinous process of all cervical vertebrae and is palpable… Bone Coccyx os coccygis Spine The coccyx, or tailbone, consists of three to five fused rudimentary vertebrae at the base of… Bone L1 Vertebra vertebra lumbalis I Spine L1 is the first lumbar vertebra at the thoracolumbar junction, a common site for burst fractures… Bone L2 Vertebra vertebra lumbalis II Spine L2 is a large lumbar vertebra with a prominent body and strong transverse processes providing attachment… Bone L3 Vertebra vertebra lumbalis III Spine L3 is considered the apex of the lumbar lordosis and the most mobile of the lumbar… Bone L4 Vertebra vertebra lumbalis IV Spine L4 is at the level of the iliac crests — a key surface landmark — and… Bone L5 Vertebra vertebra lumbalis V Spine L5 is the most inferior lumbar vertebra and the site of the most common lumbar disc… Bone Sacrum os sacrum Spine The sacrum is formed by five fused sacral vertebrae forming a triangular bone that wedges between… Bone Spinous Process processus spinosus vertebrae Spine The spinous process is the posterior midline projection of each vertebra, serving as the attachment site… Bone T1 Vertebra vertebra thoracica I Spine T1 is the first thoracic vertebra, transitioning from the cervical to the thoracic spine and articulating… Bone T2-T8 Vertebrae vertebrae thoracicae II-VIII Spine Vertebrae T2 through T8 are the mid-thoracic vertebrae that articulate with the corresponding ribs at their… Bone T9-T12 Vertebrae vertebrae thoracicae IX-XII Spine The lower four thoracic vertebrae transition toward the lumbar region, with T9 through T12 articulating with… Bone Transverse Process processus transversus vertebrae Spine The transverse processes are the lateral projections from each vertebra at the junction of the pedicle…

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