The Role of Airway and Endobronchial Ultrasound in Perioperative Medicine

Figure 1

Ultrasound visualization of the tongue and floor of the mouth. (1) Hard palate, (2) tongue, (3) epiglottis, and (4) laryngeal inlet. The picture is “upside down” because the examination is performed via the sublingual window and therefore the hard palate is the deepest structure on the image.