Lab 7

Hard palate function

Separates oral cavity from nasal cavity

Soft palate function

Separates oral cavity from nasopharynx

Central incisors function

Clipping or cutting food

Lateral incisors function

Clipping or cutting food

Canines function

Tearing or slashing food

1st premolar function

Crushing, mashing, and grinding food

2nd premolar function

Crushing, mashing, and grinding food

1st molar function

Crushing and grinding food

2nd molar function

Crushing and grinding food

3rd molar (wisdom teeth) function

Crushing and grinding food

Tongue function

Manipulation and mechanical digestion of food

Uvula function

Reflexively blocks food from entering nasopharynx

Submandibular salivary gland function

Produce and secrete saliva

Sublingual salivary gland function

Produce and secrete saliva

Parotid salivary gland function

Produce and secrete saliva

Nasopharynx function

Connects nasal cavity to oropharynx

Oropharynx function

Receives food from oral cavity

Laryngopharynx function

Diverges into esophagus and larynx

Epiglottis function

Cartilage flap that closes off larynx during swallowing

Esophagus function

Deglutition: moves ingested material to stomach

Lower esophageal cardiac sphincter function

Prevents reflux from stomach

Stomach function

Mechanical and chemical digestion

Lesser curvature function

Medial surface of stomach

Greater curvature function

Lateral surface of stomach

Cardia function

Mucous secretions protect lower esophageal epithelium

Fundus function

Superior portion of stomach; contacts the diaphragm

Body function

Primary mixing space of stomach

Serosa function

Superficial tissue layer of stomach wall

Longitudinal muscle layer function

Contracts stomach wall

Circular muscle layer function

Contracts muscle wall

Oblique muscle layer function

Contracts muscle wall

Rugae function

Expansion folds for stomach

Pyloric sphincter function

Controls stomach emptying

Pancreas function

Produces digestive enzymes and biocarbinate buffer

Pancreatic duct function

Delivers pancreatic secretions to duodenum

Accessory pancreatic duct function

Delivers pancreatic secretions to duodenum

Liver function

Metabolic and hematologic regulation; bile production

Common hepatic duct Function

Drains bile from liver to common bile duct

Common bile duct function

Delivers bike to duodenum

Gallbladder function

Storage and secretion of bile

Cystic duct function

Drains bile from gallbladder

Falciform ligament function

Attaches liver to ventral body wall

Round ligament function

Remnant of umbilical vein

Duodenum function

Mixing space for chyme, pancreatic secretions, and bile

Major duodenal papilla function

Entrance point for pancreatic and common bile duct

Minor duodenal papilla function

Entrance point for accessory pancreatic duct

Jejunum function

Primary location for chemical digestion and nutrient absorption

Ileum function

Terminal portion of small intestine, immunological function

Ileocecal valve function

Controls flow of materials from ileum to large intestine

Large intestine function

Stores and compacts digestive wastes, H2O reabsorption

Cecum function

Collects and stores materials delivered from ileum

Appendix function

Immunological function

Teniae coli function

Longitudinal muscle bands, haustral churning and mass movement

Haustra function

Segmental pouches of colon, allow for expansion and contraction

Ascending colon function

Primary region of compaction and H2O reabsorption in colon

Transverse colon function

Collection of fecal waste, mass movements

Descending colon function

Collection of fecal waste, mass movements

Sigmoid colon function

Collection of fecal waste, mass movements

Rectum function

Collection and expulsion of fecal waste