COMPREHENSIVE STUDY GUIDE 2026
FULL QUESTIONS AND SOLUTIONS
GRADED A+
◍ B. Large intestine.
Answer: Where does reabsorption of inorganic salts occur in the GI tract?A.
DuodenumB. Large intestineC. StomachD. Jejunum
◍ anal canal.
Answer: Identify O
◍ ileocecal valve (sphincter).
Answer: Identify C
◍ RPO.
Answer: Which position should be performed if the patient cannot lie prone
on the table to visualize the left colic flexure?
◍ Makes up 40% of the small intestine.
Answer: Characteristics of this aspect of the small intestine:Jejunum
◍ cathartic.
Answer: What is another term for a laxative?
◍ Retention catheters should be fully inflated only by the radiologist under
fluoroscopic guidance.
Answer: Situation: A technologist has inserted an air-contrast retention tip
for a double-contrast BE study. He is not sure how much to inflate the
retention balloon. Should he inflate it as much as the patient can tolerate, or
is there a better alternative?
, ◍ Diverticulum.
Answer: Clinical indication defined:Out-pouching of the mucosal wall
◍ Ileum.
Answer: Which portion of the small intestine is located primarily in the
RLQ?
◍ What is another term for aortic bulb?.
Answer: aortic root
◍ True.
Answer: True/False: The rectum possesses 2 anteroposterior curves that
have a direct impact on rectal enema tip insertions.
◍ B. Lidocaine.
Answer: To minimize spasm during a barium enema, __________ can be
added to the contrast media mixture.A. GlucagonB. LidocaineC. SalineD.
Valium
◍ Use two 14- x 17-inch landscape IRs for the AP/PA & oblique projections,
one centered higher & one lower. Because hypersthenic patients have a
wider distribution of the large intestine, two landscape-placed cassettes will
ensure that all the pertinent anatomy is demonstrated.
Answer: Situation: A barium enema study performed on a hypersthenic
patient demonstrates that in the majority of the radiographs, the left colic
flexure was cut off. What can be done during the repeat exposures to avoid
this problem?
◍ How many segments make up the thoracic aorta?.
Answer: four
◍ False.
Answer: True/False: Shielding is not recommended during studies of the
lower GI tract
◍ Diverticulosis.
Answer: A condition of numerous herniations of the mucosal wall of the