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  1. Sep 5, 2024 · The cervical vertebrae have three main features which distinguish them from other vertebrae: Triangular vertebral foramen. Bifid spinous process – this is where the spinous process splits into two distally.

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  2. 5 days ago · The levels of lymph nodes in the neck are classified into six main levels: Level I (submental and submandibular), Level II (upper jugular), Level III (middle jugular), Level IV (lower jugular), Level V (posterior triangle), and Level VI (pretracheal and paratracheal). 2.

  3. Sep 5, 2024 · The muscles of the back can be divided into three groups – superficial, intermediate and intrinsic: Superficial – associated with movements of the shoulder. Intermediate – associated with movements of the thoracic cage. Deep – associated with movements of the vertebral column.

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  4. Sep 20, 2024 · The C3 vertebra is a bone of the cervical spine found in the neck around the chin and hyoid bone. It’s third vertebra in the spinal column, inferior to the axis (C2 vertebra) and superior to the C4 vertebra.

  5. Sep 5, 2024 · The larynx (voice box) is an organ located in the anterior neck. It is a component of the respiratory tract, and has several important functions; including phonation, the cough reflex, and protection of the lower respiratory tract.

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  6. Sep 9, 2024 · All three act to ipsilaterally side bend the neck. Neck flexion refers to the motion used to touch the chin to the chest. It is accomplished primarily by the sternocleidomastoid muscles, with assistance from the longus colli and the longus capitis, which are found in the front of the neck.

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  8. Sep 20, 2024 · Explore the anatomy and vital role of the head and neck bones with Innerbody's interactive 3D model.