Play selected steps of the dissection. Choose reduced size for slower connections. |
1. Review the bony landmarks of the anterior triangle. |
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2. Review the bony landmarks of the posterior triangle. |
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3. Review the osteology of the pharynx, larynx and hyoid bone. |
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4. Remove any remaining
skin in the neck region and expose the platysma. |
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5. Reflect the platysma
superiorly to expose the cutaneous veins and nerves of the neck. |
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6. Identify the triangles
of the neck and clean the strap muscles and reflect them to expose the ansa
cervicalis and the thyroid gland. |
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7. Open the carotid sheath
to expose the associated vessels and nerves. |
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8. Dissect the thyroid
gland, its vascular supply, the recurrent laryngeal nerves and the parathyroid
glands. |
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9. Locate the accessory nerve and the roots of the cervical plexus. |
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10. Follow the internal jugular vein to its termination noting its tributaries. |
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11. Look for deep cervical lymph nodes and find the thoracic duct on the left. |
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12. Dissect the root of the neck to expose the subclavian arteries and their branches, the cervical sympathetic trunk and its ganglia, and the recurrent laryngeal nerve. |
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13. Cut the anterior scalene muscle to expose the costocervical trunk, the roots of the brachial plexus and nerves arising from them. |
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14. Open the retropharyngeal space and identify the cervical sympathetic trunk. |
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15. Clean the cervical sympathetic trunk, vagus nerve, carotid arteries and internal jugular vein. |
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16. Examine the subdivisions of the pharynx, noting their features. |
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17. Examine the cartilages and major subdivisions of the larynx. |
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18. Dissect the larynx, its membranes, muscles, ligaments, vessels and nerves. |
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