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Hondros BIO254 Exam 2 Digestive System – Qs & As
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Hondros BIO254 Exam 2 Digestive System – Qs & As
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Hondros BIO254 Exam 2 Digestive System – Qs & AsJob duty of soft palate Correct Ans - to prevent food from entering the
nasal cavity
Alimentary Canal Correct Ans - mouth, pharynx, esophagus, stomach,
small intestine, large intestine, rectum, anus
Accessory Organs Correct Ans - liver, gallbladder, pancreas, salivary
glands
Layers of the alimentary canal Correct Ans - mucosa, submucosa,
muscularis, serosa
Mucosa layer Correct Ans - Most digestion and absorption happens in
this layer
Muscularis layer Correct Ans - Starts at the pharynx and ends at the
anus. Stimulated by peristalsis and the parasympathetic nervous system.
Rugae Correct Ans - Found only in the stomach
Peyer's Patches Correct Ans - Small masses of lymphatic tissue found
in the ileum of the small intestine.
Example of mechanical digestion Correct Ans - Chewing
Example of chemical digestion Correct Ans - Digestion Enzymes
Parietal Cells Correct Ans - Make hydrochloric acid, activates
Pepsinogen into Pepsin
Chief Cells Correct Ans - Make Pepsinogen
Breakdown of Triglycerides Correct Ans - Lipase and bile break it
down into monoglycerides
Breakdown of Carbohydrates Correct Ans - Salivary amalyse breaks it
down into polysaccharides
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