Carotid sheath sternum. The four major structures contained in the carotid sheath are: The carotid artery lies medial to the internal jugular vein, and the vagus nerve is situated posteriorly between the two vessels. In the upper part, the carotid sheath also contains the glossopharyngeal nerve (IX), the accessory nerve (XI), and the hypoglossal nerve (XII), which pierce the fascia of the carotid sheath. The ansa cervicalis is embedded in the anterior wall of sheath. It is formed by "descendens hypoglossi" (C1) and "descendens cervicalis" (C2-C3). The three major fascial layers in the neck contribute to the carotid sheath: the investing fascia,
Where Would You Be rawness" of it. The music video was directed by Morris Abraham and premiered in May 2002. "Where Would You Be" debuted at number 45 on the U.S. "Billboard" Hot Country Songs for the week of May 11, 2002. Where Would You Be "Where Would You Be" is a song written by Rachel Proctor and Rick Ferrell, and recorded by American country music singer Martina McBride. It was released in May 2002 as the third single from her "Greatest Hits" album. The song peaked at number 3 on the U.S. "Billboard" Hot Country Singles & Tracks chart. The female narrator questions