Mouth and Tongue Small 237×320 Medium 474×640 Large 758×1024 Download Tiff Original 1776×2400 | (1.5 MB) Description Open mouth with tongue raised, and the sublingual and apical glands exposed. Keywords gland, mouth, tongue Galleries Human Digestive System Source: Cunningham, D.J. Textbook of Anatomy (New York, NY: William Wood and Co., 1903)