Submucosa

• Submucosa lies deep to the


  mucosal layer and connects the mucosa to muscularis layer
• Submucosa composed of


  dense connective tissue with blood and lymphatic vessels
• Submucosa contains submucosal glands


  that release digestive secretions
• Location of submucosal plexus


  helps regulate digestive secretions and reacts to presence of food,
• Submucosal nerve plexus


  group of nerves (meissner) - secretes fluid