VAN 211: Veterinary Histology and Embryology (2+2)

TONSILS

• The palatine tonsil is an egg-shaped mass, which bulges into the oral cavity.
• The oral surface is covered by stratified squamous epithelium.
• The epithelium passes down into the crypts in the substance of tonsil. Between the crypts the masses of dense.
• lymphoid tissue arranged in folds containing the individuals follicles.
• At intervals, between folds of lymphatic tissue; connective tissue septa pass up form the basal layer of connective tissue, which separates the tonsil form the subjacent structures.
• Below this basal layer of connective tissue, lie bundles of skeletal muscle fibres.
• Round the periphery on the luminal edge are mucous gland – tonsilar glands.