Biology, Eighth Edition (Raven)
The Digestive System
Learning OutcomesChapter 48
- Understand the neural and hormonal regulation of digestion.
- Compare the digestive strategies of single cells, primitive invertebrates, and higher animals.
- Compare the general structure of teeth of herbivores, carnivores, and omnivores.
- Describe the digestive activities that occur in the mouth and indicate how food passes from the mouth to the stomach.
- Describe the digestive activities of and secretions produced by the stomach.
- Describe the digestive and absorptive activities of the small intestine, including its secretions.
- Explain the importance of convolutions in the digestive tract; identify the regions that are highly convoluted and the regions that are not convoluted.
- Explain the digestive activities associated with the large intestine.
- Understand the symbiotic relationships that enhance digestive activities in the vertebrates.
- Know the two kinds of exocrine cells present in the pancreas and the function(s) of each of their secretions.
- Describe the metabolic and digestive activities of the liver.
- Explain the importance of regulating food intake.
- Understand the importance of essential nutrients including vitamins and amino acids.