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How long is the entire small intestine in the adult?
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Which aspect of the small intestine is considered the longest?
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ch.13 self test
lower gastro
| Question | Answer |
|---|---|
| How long is the entire small intestine in the adult? | 15 to 18 feet (4.5 to 5.5 meters) |
| Which aspect of the small intestine is considered the longest? | ileum |
| Which aspect of the small intestine possesses the smallest diameter? | ileum |
| The part of the intestine with a "feathery" and "coiled spring" appearance when filled with barium is the : | jejunum |
| List the 2 aspects of the large intestine not considered part of the colon? | -cecum -rectum |
| what is the correct term for appendix? | Vermiform appendix |
| T/F : The rectum possesses two anteroposterior curves that have a direct impact on rectal enema tip insertions. | True |
| T/F: The small sacculations found within the jejunum are called haustra | False (in large intestine) |
| Which colic flexure (right or left) is located 1 to 2 inches (2.5 to 5cm) higher or more superior in the abdomen? | left |
| What is the name for the band of muscular tissue found at the junction of the duodenum and jejunum? | Suspensory ligament of the duodenum |
| Which of the following structures is intraperitoneal? | Transverse colon |
| Where does the reabsorption of inorganic salts occur in the gastrointestinal tract? | large intestine |
| Which of the following digestive movements occurs in the small intestine? | rhythmic segmentation |
| telescoping of the bowel int another aspect of it | intussusception |
| a new growth extending from mucosal wall | polyp |
| a twisting of the intestine on its own mesentery | volvulus |
| condition of small herniations present along the intestinal wall | diverticulosis |
| chronic inflammatory condition of small intestine | crohn's disease |
| outpouchings located in distal ileum | Meckle's diverticulum |
| unable to process certain nutrients | malabsorption syndrome |
| may be caused by cutting off blood supply to it or by infection | appendicitis |
| inflammation of the small intestine | enteritis |
| inflammation of small herniations in the intestinal wall | diverticulitis |
| caused by a flagellate protozan | giardiasis |
| disorder of proximal small intestine | whipple's disease |
| chronic inflammatory condition of the large intestine | ulcerative colitis |
| a tapered or corkscrew appearance seen during a barium enema (appearance) | volvulus |
| apple core lesion (appearance) | neoplasm |
| string sign (appearance) | regional enteritis |
| dilation of the intestine with thickening of the circular folds (appearance) | Giardiasis |
| stovepipe appearance of colon (appearance) | ulcerative colitis |
| mushroom shaped dilation with a small amount of barium extending beyond it (appearance) | intussusception |
| jagged or sawtooth appearance of the intestinal wall (appearance) | diverticulosis |
| inward growth from intestinal wall (appearance) | polyp |
| ___________ is a group of intestinal malabsorption diseases involving the inability of absorbing certain proteins and dietary fat | sprue |
| which imaging modalities/procedures is often performed to diagnose , and possibly treat, an intussusception? | barium enema (BE) |
| T/F: The barium enema is recommended to diagnose acute appendicitis . | False |
| Why is PA rather than AP recumbent position recommended for a small bowl series? | Produces compression of the abdomen that leads to separation of the loops of the small intestine. |
| What is the minimum amount of time a patient needs to remain NPO before a small bowel series? | 8 hours |
| What is another term for laxative? | cathartic |
| Which type of rectal enema tip is ideal for a patient with a relaxed anal sphincter? | Rectal retention enema tip |
| T/F: Natural latex based gloves are safe to be worn by all techs | false |
| What drug can be added to the barium sulfate mixture to minimize intestinal spasm during a barium enema? | lidocaine |
| what breathing instructions should be given to the patient during insertion of the enema tip? | Hold breath on expiration |
| which disorder is best diagnosed during an evacuative proctogram ? | Prolapse of rectum |
| which type of health condition may restrict the use of glucagon during a barium enema? | diabetes |
| which region of the large intestine must be visualized during an evacuative proctogram study? | anorectal angle |
| T/F: a small balloon retention catheter may be placed within the stoma of the colostomy to deliver contrast media during a barium enema | true |
| which oblique position, the LAO or the RAO, best demonstrates the ascending colon and right colon flexure? | RAO |
| What is the average length of time in a routine small bowel series for the barium to pass through the ileocecal sphincter (healthy adult)? | 2 hours |
| which commercial contrast media would be used during an evaluative proctorgram ? | Anatrast |
| How much rotation of the body is required for the LAO position during barium enema? | 35 to 45 degrees |
| The CR and IR should be centered approximately __________ higher for the 15 or 30 minute small bowel image than for the later images | 2 inches (5cm) |
| The term evacuative proctography is sometimes used for a lower GI tract procedure. This procedure is also commonly called _______ | defecography |
| T/F: A PA axial oblique (RAO) barium enema projection is an optional projection to demonstrate the right colic flexure | false |
| T/F: for a hypersthenic patient a 35x43 cm (14x17 inch) IR placed in portrait orientation and centered correctly generally includes the entire barium filled large intestine on one IR | false |
| What are the patient shielding recommendations during a barium enema? | Shield all radiosensitive tissues outside region of interest. |
| The RAO projection best demonstrates the ________ (right or left) colic flexure with the CR and IR centered to the level of _________ | Right; iliac crest |
| The LAO projection best demonstrates the _________(right or left) colic flexure with the CR and the IR centered at the level of _________ | Left; 1 to 2 inches (2.5 to 5 cm) above the iliac crest |
| T/F: The transit time of barium through the small intestine of the pediatric patient is usually less than that required for an adult | true |
Created by:
daniel.velazco004