Question 1

Rectal retention enema tips should be fully inflated by the technologist before beginning a barium enema.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following conditions may produce the "cobblestone" or "string" sign?

Accepted Answer

A)  Whipple disease
B)  Regional enteritis (Crohn's disease) 
C)  Giardiasis
D)  Ileus

Question 3

The "stovepipe" radiographic sign is often seen with:

Accepted Answer

A)  volvulus.
B)  intussusception.
C)  neoplasm.
D)  chronic ulcerative colitis.

Question 4

Which of the following procedures is considered as a functional study?

Accepted Answer

A)  Barium enema (B
E)  
B)  Enteroclysis
C)  Air-contrast BE
D)  Small bowel series

Question 5

The patient must be NPO a minimum of ____ hours before the small bowel series.

Accepted Answer

A)  4
B)  6
C)  8
D)  24

Question 6

Which structure is labeled 6?

Accepted Answer

A)  Cecum
B)  Sigmoid colon
C)  Vermiform appendix
D)  Iliac colon

Question 7

Which one of the following imaging modalities and/or procedures is very effective in detecting the Meckel diverticulum?

Accepted Answer

A)  CT
B)  Double-contrast barium enema
C)  Sonography
D)  Nuclear medicine

Question 8

The "tapered," or "corkscrew," radiographic sign is often seen with:

Accepted Answer

A)  diverticulosis.
B)  neoplasm.
C)  volvulus.
D)  intussusception.

Question 9

At what stage of respiration should the enema tip be inserted into the rectum?

Accepted Answer

A)  During deep breaths
B)  During shallow breaths
C)  Suspended inspiration
D)  Suspended expiration

Question 10

Which imaging modality can demonstrate abscesses in the retroperitoneum?

Accepted Answer

A)  MRI
B)  Nuclear medicine
C)  Sonography
D)  Conventional radiography

Question 11

The tip of the catheter is advanced to the ____ during an enteroclysis.

Accepted Answer

A)  duodenojejunal junction (ligament of Treitz) 
B)  C-loop of the duodenum
C)  pyloric sphincter
D)  ileocecal sphincter

Question 12

The ascending colon and upper rectum are intraperitoneal structures.

Accepted Answer

A) True 
 B)False

Question 13

Why is it important for the technologist to review the patient's chart and inform the radiologist before beginning the barium enema examination if a biopsy was performed as part of a prior sigmoidoscopy or colonoscopy procedure?

Accepted Answer

A)  A sigmoidoscopy or colonoscopy would make the BE examination unnecessary.
B)  The biopsy of the colon may weaken that portion of the colon, which could lead to a perforation during the BE examination.
C)  The radiologist would want to confer with the referring physician to see whether the biopsy revealed a malignancy.
D)  None of the above; the radiologist does not need to know this information before the BE examination.

Question 14

During the initial enema tip insertion, the tip is aimed:

Accepted Answer

A)  toward the coccyx.
B)  toward the umbilicus.
C)  directly posterior.
D)  directly superior.

Question 15

Which part of the gastrointestinal (GI)  tract synthesizes and absorbs vitamins B and K?

Accepted Answer

A)  Ileum
B)  Duodenum
C)  Jejunum
D)  Large intestine

Question 16

Which projection and/or position is most commonly performed during an evacuative proctogram?

Accepted Answer

A)  Anteroposterior (AP)  erect
B)  Lateral
C)  Right posterior oblique (RPO)  and left posterior oblique (LPO) 
D)  AP axial

Question 17

Which radiographic sign is frequently seen with adenocarcinoma of the large intestine?

Accepted Answer

A)  "Sail" sign
B)  Diverticula
C)  "Napkin ring" or "apple core" sign
D)  Thickened mucosa

Question 18

Ultrasound, with graded compression, can be used in diagnosing acute appendicitis.

Accepted Answer

A) True 
 B)False

Question 19

Overhead, radiographic projections are often not taken when using digital fluoroscopy.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is classified as an irritant laxative?

Accepted Answer

A)  Magnesium citrate
B)  Magnesium sulfate
C)  Castor oil
D)  None of the above

Exam 13: Lower Gi System

Rectal retention enema tips should be fully inflated by the technologist before beginning a barium enema.

Correct AnswerverifiedShow Answer

The patient must be NPO a minimum of ____ hours before the small bowel series.

Correct AnswerverifiedShow Answer

Overhead, radiographic projections are often not taken when using digital fluoroscopy.

Correct AnswerverifiedShow Answer

Which of the following is classified as an irritant laxative?

Correct AnswerverifiedShow Answer

The "tapered," or "corkscrew," radiographic sign is often seen with:

Correct AnswerverifiedShow Answer

Which of the following procedures is considered as a functional study?

Correct AnswerverifiedShow Answer

Which imaging modality can demonstrate abscesses in the retroperitoneum?

Correct AnswerverifiedShow Answer

Which part of the gastrointestinal (GI) tract synthesizes and absorbs vitamins B and K?

Correct AnswerverifiedShow Answer

The tip of the catheter is advanced to the ____ during an enteroclysis.

Correct AnswerverifiedShow Answer

The ascending colon and upper rectum are intraperitoneal structures.

Correct AnswerverifiedShow Answer

At what stage of respiration should the enema tip be inserted into the rectum?

Correct AnswerverifiedShow Answer

Ultrasound, with graded compression, can be used in diagnosing acute appendicitis.

Correct AnswerverifiedShow Answer

Which structure is labeled 6?

Correct AnswerverifiedShow Answer

Which of the following conditions may produce the "cobblestone" or "string" sign?

Correct AnswerverifiedShow Answer

Which radiographic sign is frequently seen with adenocarcinoma of the large intestine?

Correct AnswerverifiedShow Answer

During the initial enema tip insertion, the tip is aimed:

Correct AnswerverifiedShow Answer

Why is it important for the technologist to review the patient's chart and inform the radiologist before beginning the barium enema examination if a biopsy was performed as part of a prior sigmoidoscopy or colonoscopy procedure?

Correct AnswerverifiedShow Answer

Which one of the following imaging modalities and/or procedures is very effective in detecting the Meckel diverticulum?

Correct AnswerverifiedShow Answer

Which projection and/or position is most commonly performed during an evacuative proctogram?

Correct AnswerverifiedShow Answer

The "stovepipe" radiographic sign is often seen with:

Correct AnswerverifiedShow Answer

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