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1)liver is the largest gland in the body
2) gastric juice is a variable mixture of water , hydrochloric acid, electrolytes (sodium potassium, calcium, phosphate,sulfate, bicarbonate) and organic substances (mucus,pepsins and protein)
3)the esophagus is a thin walled , muscular channel lined with mucous membrane that connects the throat with the stomach.
4) myology is the study of the muscular system function and diseases of muscle.
5)bile. the bile is stored between meals in the gallbladder.at mealtime,it is squeezed out of the gallbladder into the bile ducts to reach the intestine and mix with the fat in our food.
6) trypsin,amylase and lipase are the three enzymes in the pancreatic juice.
7)the salivary glands make saliva and empty it into your mouth through openings called ducts.saliva helps with swallowing and chewing.it can also help prevent infections from developing in your mouth or throat.