Figure 4: Shows axial MR images of the mouse upper airway 4 mm caudal to the hard-soft palate junction before (left) and after CNO (right).
From: Chemogenetic stimulation of the hypoglossal neurons improves upper airway patency

See Fig. 3 for schematic representation of the axial images position (red lines). Note pharyngeal dilatation after CNO treatment. B, brain; T, tongue; P, pharynx.