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Digestion stack
| Term | Definition |
|---|---|
| ▪ Oral Cavity | the mouth, the first part of the digestive and respiratory systems |
| Pharynx | the membrane-lined cavity behind the nose and mouth, connecting them to the esophagus. |
| Epiglottis | a flap of cartilage at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe. |
| Esophagus | the part of the alimentary canal that connects the throat to the stomach. |
| Stomach | a J-shaped organ in the digestive system that temporarily stores food and churns it with digestive juices into a semi-liquid |
| Small Intestine | a long, tube-like organ in the digestive system, connecting the stomach to the large intestine, responsible for digesting food |
| Duodenum | the first part of the small intestine immediately beyond the stomach, leading to the jejunum. |
| Jejunum | the part of the small intestine between the duodenum and ileum. |
| Ileum | the third portion of the small intestine, between the jejunum and the cecum. |
| Cecum | a pouch that forms the first part of the large intestine, connecting the small intestine to the colon |
| Large Intestine | the final section of the digestive system responsible for absorbing water and electrolytes from remaining food matter |
| Ascending Colon | the first part of the large intestine, located on the right side of the abdomen |
| Transverse Colon | the horizontal, middle section of the large intestine that spans across the upper abdomen. |
| Descending Colon | a segment of the large intestine that extends from the splenic flexure downward and posteriorly |
| Sigmoid Colon | the S-shaped last part of the large intestine, leading into the rectum. |
| Rectum | the final section of the large intestine, terminating at the anus. |
| Anus | the opening at the end of the alimentary canal through which solid waste matter leaves the body. |
| Salivary Glands | glands in the mouth that produce saliva to moisten food, aid in digestion, and protect the mouth |
| Teeth | hard structures in the mouth, essential for chewing, speaking, and facial structure |
| Tongue | a muscular organ in the mouth that helps with taste, speech, and swallowing |
| Uvula | a fleshy extension at the back of the soft palate which hangs above the throat. |
| Liver | a large, vital organ in the upper right abdomen that performs key functions like filtering blood |
| Pancreas | a large gland behind the stomach which secretes digestive enzymes into the duodenum. |
| Appendix | a small, worm-shaped organ in the body or supplementary material at the end of a document |
| Upper esophageal | a high-pressure muscular zone that separates the pharynx (throat) from the esophagus |
| Lower esophageal (Cardiac) | refers to the lower esophageal sphincter (LES), also known as the cardiac sphincter |
| Pyloric | refers to the pylorus, the muscular passage between the stomach and the small intestine, or the pyloric sphincter, the muscle that controls the flow of food |