Chapter Questions
List and describe the location of the major parts of the alimentary canal.
List and describe the location of the accessory organs of the digestive system.
Name the four layers of the wall of the alimentary canal.
Distinguish between mixing movements and propelling movements.
Define peristalsis.
Describe the general effects of parasympathetic and sympathetic impulses on the alimentary canal.
Discuss the functions of the mouth and its parts.
Distinguish between lingual, palatine, and pharyngeal tonsils.
Compare the deciduous and permanent teeth.
Explain how the various types of teeth are adapted to perform specialized functions.
Describe the structure of a tooth.
Explain how dental caries form and how decay may be prevented.
List and describe the location of the major salivary glands.
Explain how the secretions of the salivary glands differ.
Discuss the digestive functions of saliva.
Describe the mechanism of swallowing.
Explain the function of the esophagus.
Describe the structure of the stomach.
List the enzymes in gastric juice and explain the function of each.
Explain how gastric secretions are regulated.
Discuss the causes of peptic ulcers and their treatment.
Describe the mechanism that controls the emptying of the stomach.
Describe the enterogastric reflex.
Explain the mechanism of vomiting.
Describe the location of the pancreas and the pancreatic duct.
List the enzymes found in pancreatic juice and explain the function of each.
Explain how pancreatic secretions are regulated.
List the functions of the liver.
Describe the structure of the liver.
Describe the composition of bile.
Explain how gallstones may form.
Define cholecystokinin.
Explain the functions of bile salts.
List and describe the location of the parts of the small intestine.
Name the enzymes in intestinal juice and explain the function of each.
Explain how the secretions of the small intestine are regulated
Describe the functions of the intestinal villi.
Explain how the movement of the intestinal contents is controlled.
List and describe the location of the parts of the large intestine.
Explain the general functions of the large intestine.
Describe the defecation reflex
Distinguish between constipation and diarrhea.