| Question | Answer |
| How long is the third portion of the duodenum? | 2.5 inches |
| In what layer of the large intestine are the taeniae coli found? | muscular |
| Ileus | failure of bowel peristalsis |
| Achlasia | failure of smooth muscle relaxation |
| Name the layers of the GI tract from outer to inner | fibrous, muscular, submucosal, mucosal |
| How long is the large intestine? | approx. 5 feet |
| How many taeniae coli are on the large intestine and how are they arranged? | 3 – one anterior, two posterior |
| What are the alternate names for the flexures of the colon? | Right colic or hepatic and left colic or splenic |
| In what region does the large bowel begin? | right iliac |
| Diverticulosis | diverticulum of the colon without symptoms or inflammation |
| How are the distal portions (jejunum and ileum) of the small intestine divided? | jejunum makes up the upper 2/5, ileum makes up the lower 3/5 |
| About how long is the appendix? | 3 inches |
| How long is the second portion of the duodenum? | 3-4 inches |
| Volvulus | twisting of a bowel loop on itself |
| Where does the vermiform appendix attach? | posteromedial side of the cecum |
| Stenosis | narrowing |
| Intussusception | prolapsed or telescoping of the bowel into adjacent lumen |
| At what vertebral level does the sigmoid colon end and join with the rectum? | S3 |
| Diverticulum | pouch created by herniation of the mucous membrane through the muscular layer |
