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Alimentary 1
| Question | Answer |
|---|---|
| Alimentary System | AKA the Digestive System |
| What is Digestion? | The process of converting food molecules into energy and other beneficial components, which are then absorbed into the bloodstream and distributed throughout the body to sustain health and productivity. |
| What are the accessory organs in the alimentary system? | Liver Gall bladder Pancreas |
| Monogastric | One simple stomach. Ex: Dog, cat, human, pig |
| Ruminants | Large stomach divided into 4 compartments. Ex: Cow, sheep, goat, deer. |
| Hindgut fermenters | One stomach, but hindgut serves fermentation function. Ex: horse, rabbit, guinea pig. |
| What is the muscular instrument that helps consume food and drinks? | The tongue |
| What are papillae? | They are taste receptors that cover the tongue (sharper in cats to aide in grooming). |
| What is the frenulum? | The band of connective tissue that attaches the bottom of the tongue to our mouth |
| Masticating | Used to gather, cut, and grind food (chewing) |
| Teeth differ based off diet T/F? | True, depending on diet (herbivore, carnivore, or omnivore) teeth structure and placement varies. |
| Many herbivores teeth continuously grow, so how to they keep their teeth from over growing? | Grinding action that is necessary to process their fibrous plant based diet has a wearing affect on teeth to keep them at bay. |
| Cats/Dogs have baby teeth which they lose and are replaced with permanent at a young age T/F? | True. |
| Gingiva | The periodontal mucous membrane that covers the bone of the upper & lower jaws. |
| Gingival sulcus-groove formed between the _____ of the tooth and the _____ of the gingiva | Neck Free edge |
| Where do the crown and root meet? | The neck of the tooth |
| What is the crown of the tooth covered in? (hardest substance found in the body) | Enamel |
| What covers the root of the tooth? | Cementum (thinner and less protective than enamel because this part of the tooth is more protected by the gingiva) |
| What is under the enamel and cementum? | The dentin |
| What is in the center of the dentin? | The pulp cavity- a canal filled with soft tissue, blood vessels and nerves |