Useful Links
Biology
Zoology
Comparative Vertebrate Anatomy
1. Introduction to Comparative Vertebrate Anatomy
2. Early Development and Ontogeny
3. The Integumentary System
4. The Skeletal System
5. The Muscular System
6. The Digestive System
7. The Respiratory System
8. The Circulatory System
9. The Urogenital System
10. The Nervous System
11. The Sensory Organs
12. The Endocrine System
13. Synthesis of Form Function and Evolution
The Digestive System
Overview of Alimentary Canal Structure
General Plan
Regional Specialization
Wall Structure
The Buccal Cavity
Teeth
Tooth Anatomy and Development
Enamel
Dentin
Pulp
Tooth Formation Process
Patterns of Tooth Attachment
Thecodont Attachment
Acrodont Attachment
Pleurodont Attachment
Patterns of Tooth Replacement
Polyphyodonty
Diphyodonty
Monophyodonty
Comparative Dentition
Homodont Dentition
Heterodont Dentition
Specialized Tooth Types
The Tongue
Structure
Function
Evolutionary Modifications
Muscular Organization
Oral Glands
Salivary Glands
Mucous Glands
Secretions and Functions
The Pharynx and Its Derivatives
Structure
Function
Evolutionary Modifications
Connection to Respiratory System
The Alimentary Canal
Esophagus
Structure
Function
Muscular Organization
Stomach
Regions
Adaptations
Gastric Glands
Intestines
Small Intestine
Duodenum
Jejunum
Ileum
Large Intestine
Cecum
Colon
Rectum
Surface Area Adaptations
Villi
Microvilli
Spiral Valve
Cloaca
Structure
Function
Evolutionary Significance
Comparative Gut Morphology
Fishes
Spiral Valve
Pyloric Ceca
Gut Length Variations
Amphibians
Gut Length and Diet
Metamorphic Changes
Reptiles
Gut Adaptations
Dietary Specializations
Birds
Crop
Structure
Function
Proventriculus
Glandular Stomach
Gizzard
Muscular Stomach
Grinding Function
Mammals
Carnivore Adaptations
Short Simple Gut
Rapid Transit
Herbivore Adaptations
Foregut Fermenters
Ruminant Stomach
Fermentation Process
Hindgut Fermenters
Enlarged Cecum
Extended Colon
Associated Glands of Digestion
Liver
Structure
Functions
Bile Production
Metabolism
Detoxification
Gallbladder
Bile Storage
Bile Release
Regulation
Pancreas
Exocrine Functions
Digestive Enzymes
Endocrine Functions
Hormone Production
Previous
5. The Muscular System
Go to top
Next
7. The Respiratory System