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Rebecca Ansumana
Anatomy week 7-13
| Question | Answer |
|---|---|
| 1. Question: What is the generalized function of the digestive system? | Answer: To break down food, absorb nutrients, and eliminate waste products. |
| 2. Question: What are the four layers of the GI tract wall (inner to outer)? | Answer: Mucosa, submucosa, muscularis, and serosa (or adventitia). |
| 3. Term: Accessory Organs of Digestion | Definition: Teeth, tongue, salivary glands, liver, gallbladder, and pancreas. |
| 4. Term: Gastrointestinal (GI) Tract | Definition: A continuous tube from mouth to anus, including mouth, pharynx, esophagus, stomach, small intestine, and large intestine. |
| 5. Question: What is a major modification of the small intestine wall that increases absorption? | Answer: Villi and microvilli. |
| 6. Question: What are the three major salivary glands? | Answer: Parotid, submandibular, and sublingual glands. |
| 7. Question: What are the three divisions of the pharynx? | Answer: Nasopharynx, oropharynx, and laryngopharynx. |
| 8. Term: Esophagus | Definition: A muscular tube that connects the pharynx to the stomach; lined with stratified squamous epithelium. |
| 9. Question: What are the two main stomach sphincters? | Answer: Lower esophageal (cardiac) sphincter and pyloric sphincter. |
| 10. Question: What are the main divisions of the small intestine? | Answer: Duodenum, jejunum, and ileum. |
| 11. Term: Peritoneum | Definition: A serous membrane lining the abdominal cavity and covering abdominal organs. |