Download Mouth to Anus: Follow the path of a bolus through the digestive tract

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Transcript
Mouth to Anus: Follow the path of a bolus through the digestive tract.
Lips
Buccal cavity
Oropharynx
Laryngopharynx
UES (Upper Esophageal Sphincter)
Esophagus
LES (Lower Esophageal Sphincter/AKA: Cardiac Sphincter)
Stomach
Cardia
Fundus
Body
Pylorus
Pyloric Sphincter
Small Intestine (Don’t Jump In)
Duodenum
Jejunum
Ileum
Ileocecal Valve
Large Intestine
Cecum
Colon:
Ascending Colon
Transverse Colon
Descending Colon
Sigmoid Colon
Rectum
Internal Anal Sphincter
External Anal Sphincter
Anus
Structures in italics= circular smooth muscles that control entrance/exit to a region (e.g.
esophageal sphincters, pyloric sphincter, etc.)