Cervical vertebra 4

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The cervical vertebra 4 (C4) is a vertebra of the spinal column.

The cervical spinal nerve 4 (C4) passes out above it.

It is also the level at which the common carotid artery bifurcates.

[edit] References

Bones of torso (TA A02.2,3, GA 2.96–128)

General structures	body of vertebra, vertebral arch (pedicle, lamina, vertebral notch), foramina (vertebral, intervertebral), processes (transverse, articular/zygapophysis, spinous), spinal canal

Cervical vertebrae	Uncinate process of vertebra · Transverse foramen · Anterior tubercle · Carotid tubercle · Posterior tubercle C1 (lateral mass, anterior arch, posterior arch), C2 (dens), C3, C4, C5, C6, C7

Thoracic vertebrae	T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12 costal facets (superior, inferior, transverse) · Uncinate process of vertebra

Lumbar vertebrae	L1, L2, L3, L4, L5, processes (accessory, mammillary)

Sacrum	Base: sacral promontory · ala of sacrum Lateral surface: sacral tuberosity · pelvic surface (anterior sacral foramina) Dorsal surface: posterior sacral foramina · median sacral crest · medial sacral crest · lateral sacral crest · sacral canal (sacral hiatus)

Coccyx	Coccygeal cornu

Thoracic skeleton

Rib	specific ribs (1, 2, 9, 10, 11, 12, true – 1–7, false – 8–12, floating – 11–12) · parts (Angle, Tubercle, Costal groove, Neck, Head)

Sternum	Suprasternal notch, Manubrium, Sternal angle, Body of sternum, Xiphisternal joint, Xiphoid process

Thoracic cage	Superior thoracic aperture · Inferior thoracic aperture · Intercostal space · Costal margin · Infrasternal angle

anat(c/f/k/f, u, t/p, l)/phys/devp/cell

noco/cong/tumr, sysi/epon, injr

proc, drug(M5)

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