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Cards (28)

  • What are the fingerlike extensions of the intestinal mucosa called?
    Villi
  • What is the structure that suspends the small intestine from the posterior body wall?
    Mesentery
  • What large collection of lymphoid tissue is found in the submucosa of the small intestine?
    Peyer's patches
  • What are the deep folds of the mucosa and submucosa in the small intestine called?
    Circular folds
  • What regions of the digestive system break down foodstuffs mechanically?
    Oral cavity and stomach
  • What is the mobile organ that manipulates food in the mouth?
    Tongue
  • What is the conduit for both air and food?
    Pharynx
  • What is the "gullet" that has no digestive function?
    Esophagus
  • What are the three structures continuous with the peritoneum?
    Greater omentum, lesser omentum, mesentery
  • What are the folds of the gastric mucosa called?
    Rugae
  • What are the sacculations of the large intestine called?
    Haustra
  • What are the projections of the plasma membrane of a mucosal epithelial cell called?
    Microvilli
  • What is the valve at the junction of the small and large intestines?
    Ileocecal valve
  • What is the primary region of food and water absorption?
    Small intestine
  • What is the membrane securing the tongue to the floor of the mouth?
    Frenulum
  • What organ absorbs water and forms feces?
    Large intestine
  • What is the area between the teeth and lips/cheeks called?
    Vestibule
  • What is the wormlike sac that outpockets from the cecum?
    Appendix
  • What initiates protein digestion in the digestive system?
    Stomach
  • What structure is attached to the lesser curvature of the stomach?
    Lesser omentum
  • What is the organ distal to the stomach?
    Small intestine
  • What valve controls the food movement from the stomach into the duodenum?
    Pyloric valve
  • What is the posterosuperior boundary of the oral cavity?
    Soft palate
  • What is the location of the hepatopancreatic sphincter?
    Where pancreatic secretions and bile pass
  • What is the serous lining of the abdominal cavity wall called?
    Parietal peritoneum
  • What is the principal site for the synthesis of vitamin K by microorganisms?
    Large intestine
  • What region contains two sphincters through which feces are expelled from the body?
    Anus
  • What is the bone-supported anterosuperior boundary of the oral cavity?
    Hard palate