Hypoglossal Nerve | Structure and Physiology

The video tutorial provides an in-depth look at the hypoglossal nerve, also known as cranial nerve 12. It explains its role as a motor nerve responsible for innervating tongue and some throat muscles. The anatomy of the nerve, including its upper and lower motor neuron components, is discussed, along with its pathway through the hypoglossal canal. The tutorial also covers the implications of lesions on the nerve, detailing how they can cause tongue deviation and how to differentiate between upper and lower motor neuron lesions.

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