In 1862 English explorer John Hanning Speke journeyed from Africaâs east coast to find what he considered to be the source, where the river exits Lake Victoria in present-day Uganda.
Nerve Pain. Common types of nerve pain you may experience in the mouth can come from your taste and sensory nerves (burning mouth syndrome), inferior alveolar nerve located in the lower jaw, skin of the chin and lower lip, or in your lingual nerve, which descends to the tongue and under the mucous membrane of the mouth.erve Pain. Common types of nerve pain you may experience in the mouth can come from your taste and sensory nerves (burning mouth syndrome), inferior alveolar nerve located in the lower jaw, skin of the chin and lower lip, or in your lingual nerve, which descends to the tongue and under the mucous membrane of the mouth.
Chapter 9. The Cranial Nerves (including lower motor neurons involved in swallowing and speech) The cranial nerves innervate the muscles of the jaw, face, tongue, neck, pharynx, and larynx. Some of them are motor, some are sensory and some are mixed nerves, containing both sensory and motor fibers. Six of them are involved in speech and swallowing, and are therefore very important to the speech, language pathologist.