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15 Cards in this Set

  • Front
  • Back
list the 6 phases of the digestive functions.
Ingestion, Mechanical processing, Digestion, Secretion, Absorption, Excretion
List the 5 layers of the small intestine from the inner to the outer.
Mucosa, SubMucosa, Muscularis externa, Serosa
What is Peristalsis?
waves of muscular contractions that move along the along the digestive tract.
What is segmentation?
Regions of the small intestine do this. It is the churning of the digestive materials.
Name the three salivary glands from largest to smallest.
Parotid gland, Submandibular gland, Sublingual gland
What do the parotid glands secret?
Rich in Salivary Amylase
What is mastication?
Name the three basic areas of the tooth
crown, neck, root
Name the layers of the tooth from outside to inside
Enamel, Dentin, Pulp cavity
Deglutition is what?
Name the 3 phases of swallowing
Oral, Pharyngeal, Esophageal
Name the parts of the stomach
Smallest:Cardia, Bulge of stomach:Fundus Large area:Body and curve of j:Pylorus
Explain what Parietal cells, and Chief cells do
Parietal:Secrete intrinsic factor and hydrochloric acid. Absorpotion of vitamins across intestinal lining.
Chief Cells: secrete pepsinogen. An inative form of pepsin. The hydrochloric acid secreted by the Parietal cells convert it to pepsinogen.
list the phases of gatric activity
Cephalic phase (prepares for food), Gastric phase(arival of food triggers release of gastrin, a hormone.), and Intestinal phase(chyme enters intenstines. hormones such as CCK and GIP, and secretin are released.)
Name the parts of the liver
left and right lobes, and the smaller caudate and quadate lobes.