Lab Video - Larynx and Neck

Play selected steps of the dissection. Choose reduced size for slower connections.
1. Review the bony landmarks of the anterior triangle. 720x528 480x352
2. Review the bony landmarks of the posterior triangle. 720x528 480x352
3. Review the osteology of the pharynx, larynx and hyoid bone. 720x528 480x352
4. Remove any remaining skin in the neck region and expose the platysma. 720x528 480x352
5. Reflect the platysma superiorly to expose the cutaneous veins and nerves of the neck. 720x528 480x352
6. Identify the triangles of the neck and clean the strap muscles and reflect them to expose the ansa cervicalis and the thyroid gland. 720x528 480x352
7. Open the carotid sheath to expose the associated vessels and nerves. 720x528 480x352
8. Dissect the thyroid gland, its vascular supply, the recurrent laryngeal nerves and the parathyroid glands. 720x528 480x352
9. Locate the accessory nerve and the roots of the cervical plexus. 720x528 480x352
10. Follow the internal jugular vein to its termination noting its tributaries. 720x528 480x352
11. Look for deep cervical lymph nodes and find the thoracic duct on the left. 720x528 480x352
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. 720x528 480x352
13. Cut the anterior scalene muscle to expose the costocervical trunk, the roots of the brachial plexus and nerves arising from them. 720x528 480x352
14. Open the retropharyngeal space and identify the cervical sympathetic trunk. 720x528 480x352
15. Clean the cervical sympathetic trunk, vagus nerve, carotid arteries and internal jugular vein. 720x528 480x352
16. Examine the subdivisions of the pharynx, noting their features. 720x528  
17. Examine the cartilages and major subdivisions of the larynx. 720x528 480x352
18. Dissect the larynx, its membranes, muscles, ligaments, vessels and nerves. 720x528 480x352