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Alimentary canal

Contains mouth, pharynx, esophagus, stomach, small intestine, large intestine and anal canal

Digestive enzymes

Convert complex proteins into amino acids and complex sugars into glucose and other simpler sugars

Gastric juices

Contains Pepsin

Bile, biliruben

Liver secretions


Secretes digestive juices into the small intestine


Examines the stomach


Difficulty swallowing

Hematochezia, melena

Blood in the stool

Small intestine

Pancreas secretes digestive juices to what?


Secretes bile or biliruben


Gastric juices contain what?


Gastroscopy examines what?


Dysphagia is also known as difficulty in what?

Blood in the stool

Hematochezia and melena are conditions which cause what?

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