Runs from the anterior wall of the middle ear cavity and courses to the posterior wall of the nasopharynx in an inferior, medial and anterior direction. About 45 degree angle in adults.
Mar 17, 2017 · • Near the medial border of the floor is a small aperture, through which the tympanic branch from the glossopharyngeal nerve [IX] enters the middle ear 18. Page 18 The anterior wall Lower part • Thin plate of bone which separates the cavity from the internal carotid artery. 19.
An anterosuperior mediastinal mass can be caused by neoplastic and non-neoplastic pathology. As their name suggests, they are confined to the anterior mediastinum, that portion of the mediastinum anterior to the pericardium and below the level of.