Tongue and Associated Muscles

• What forms the FLOOR of the oral cavity?

  Tongue
• What are the 2 associated muscles in the tongue?

  Extrinsic muscles and Intrinsic muscles
• What are the 3 submuscles of extrinsic muscles?

  hyoglossus, genioglossus, and styloglossus
• Extrinsic muscles: maneuvers food for chewing, shapes the food, and forces food to back of mouth for swallowing.
• What are the 4 submuscles of the INTRINSIC MUSCLES?

  longitudinalis superior, longitudinalis inferior, transversus linguae, and verticalis linguae
• Intrinsic muscles: Alters tongue SIZE and SHAPE for SPEECH and swallowing.
• Papillae: projections of LAMINA PROPRIA covered with STRATIFIED SQUAMOUS EPITHELIUM.
• Papillae in the tongue contains the TASTE BUDS, which are the receptors for TASTE.