1.8: Digestive System Anatomy

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Learning Objectives

Identify digestive system gross anatomical structures.
Identify digestive system microscopic structures.

Gross and Microscopic Anatomy

Use local resources to view structures of the digestive system.

Digestive System Structures List

Digestive System- Head and neck
1. Nasal cavity
  1. Nasal conchae
2. Hard palate
  1. Soft palate
3. Nasopharynx
4. Oral cavity
  1. Tongue
5. Oropharynx
6. Laryngopharynx
7. Epiglottis
Digestive System- Upper abdomen
1. Esophagus
2. Stomach
3. Duodenum of small intestine
4. Pancreas
5. Sphincter of oddi
6. Liver
  1. Falciform ligament
  2. Left lobe
  3. Right lobe
  4. Common hepatic duct
7. Gallbladder
8. Common bile duct
9. Spleen
Digestive System- Opened stomach
1. Cardia
2. Fundus
3. Body
4. Pyloris
5. Greater curvature
6. Lesser curvature
7. Cardiac sphincter
8. Pyloric sphincter
9. Rugae
Digestive System- Lower abdomen
1. Jejunum
2. Ileum
3. Ileocecal valve
4. Cecum
5. Appendix
6. Ascending colon
7. Transverse colon
8. Descending colon
9. Sigmoid colon
10. Rectum
Supplemental Structures
1. Caudate lobe of liver
2. Quadrate lobe of liver
3. Hepatic portal vein
4. Hepatic artery

Attributions for chapter 8:

Digestive System Structures List by Marissa Sumida / CC BY 4.0