Fig. 10
From: Functional morphological study on the tongue of the adult Egyptian geese (Alopochen egyptiacus)
Light micrographs of longitudinal paraffin sections (A-I) showing structure of the lingual prominence, transverse row of lingual papillae and root. Photos (A-H) stained with H&E and (I) with Safranin O. Note, root (R), papillae (P), epithelium (EP), lamina propria (Lp), Herbst corpuscle (H), submucosa (SM), adipose tissue (Ad), rostral lingual salivary gland (RLsg), mucous producing cells (black arrow heads), basihyoid (B) entoglossum (E), chondrocytes (Ch) resting zone (r), proliferating zone (P) and hypertrophic zones (h)