Lecture 17 - Diversity in the Digestive System PDF

Lecture 17 Diversity in the Digestive System The gastrointestinal tract of a fish (A), bird (B), and human (C). AGENDA     Last Lecture Review ...

Lecture 17 Diversity in the Digestive System The gastrointestinal tract of a fish (A), bird (B), and human (C). AGENDA     Last Lecture Review    Kardong, Fig. 11.39 Kardong, Fig. 12.52 Learning Goals     Digestive Systems (General)     Digestive Systems (Component Overview)         Mouth     Evolution of the Vertebrate Mouth    Kardong, Fig. 3.3  Teeth    Kardong, Fig. 13.6 Attachment Types of Teeth    See also Kardong, Fig. 13.10 Tooth Variation   Mammalian Teeth   Oral (Salivary) Glands         Esophagus       Kardong, Fig. 13.29  Kardong, Fig. 13.24 Stomach     Stomach (Specializations) – Birds and Crocodiles See also Kardong, Fig. 13.32 & 13.33    Stomach (Specializations) – Ruminant Mammals 1. 2. See also Kardong, Fig. 13.43 3. 4.  Intestines     Kardong, Fig. 13.25  Intestines     Kardong, Fig. 13.26 Variations within the stomach and intestine of mammals     See also Kardong, Fig. 13.28  Structure of the Gut Wall 1. 2. 3. Kardong, Fig. 13.22 4. Strategies for Increased Surface Area – 1. Caeca   Strategies for Increased Surface Area – 2. Spiral Valve   See also Kardong, Fig. 13.29 Strategies for Increased Surface Area – 3. Foldings  Kardong, Fig. 13.25 Key Concepts  