Bontrager Chapter 13 Workbook Exam
Questions and Answers
How long is the average small bowel if removed & stretched out during autopsy? -
Correct Answers -23 ft (7 m)
In a person with good muscle tone, the length of the entire small intestine is - Correct
Answers -15-18 ft
The average length of the large intestine is - Correct Answers -5 ft
List the 3 divisions of the small intestine in descending order, starting with the widest
division - Correct Answers -A. Duodenum
B. Jejunum
C. Ileum
Which division of the small intestine is the shortest? - Correct Answers -Duodenum
In which 2 abdominal quadrants would be majority of the jejunum be found? - Correct
Answers -LUQ, LLQ
Situation: A patient is scheduled for a double-contrast BE. During the fluoroscopy phase
of the study, the radiologist detects a possible polyp in the lower descending colon.
Which specific position best demonstrates this region of the colon? - Correct Answers -
LAO
Situation: A patient with a clinical history of rectocele comes to the radiology
department. Which radiographic procedure will best demonstrate this condition? -
Correct Answers -Evacuative proctogram
True/False: A PA axial oblique (RAO) BE projection is an optional projection to
demonstrate the right colic flexure. - Correct Answers -True
True/False: For a hypersthenic type of patient a 14- x 17-inch IR placed in portrait
orientation & centered correctly generally includes the entire barium-filled large intestine
on one IR - Correct Answers -False
What are the patient shielding recommendations during a BE? - Correct Answers -
Shield all radiosensitive tissues outside area of interest
,Which division of the small intestine has a feathery or coiled-spring appearance during a
small bowel series? - Correct Answers -Jejunum
Which division of the small intestine is the longest? - Correct Answers -Ileum
Which 2 aspects of the large intestine are not considered part of the colon? - Correct
Answers -Cecum & Rectum
The colon is divided into ____ sections & has ____ flexures - Correct Answers -4
sections, 2 flexures
List the 2 functions of the ileocecal valve: - Correct Answers -A. Prevents contents of
the ileum from passing too quickly into cecum
B. Prevents reflux back into the ileum
What is another term for the appendix? - Correct Answers -Vermiform appendix
Characteristics of this aspect of the small intestine:
Jejunum - Correct Answers -Makes up 40% of the small intestine
Characteristics of this aspect of the small intestine:
Duodenum - Correct Answers -Shortest aspect of small intestine
Characteristics of this aspect of the small intestine:
Ileum - Correct Answers -Aspect of the small intestine that is the smallest in diameter
but longest in length
Characteristics of this aspect of the large intestine:
Cecum - Correct Answers -Widest portion of the large intestine
Characteristics of this aspect of the large intestine:
Appendix - Correct Answers -A blind pouch inferior to the ileocecal valve
Characteristics of this aspect of the large intestine:
Ascending colon - Correct Answers -Found between the cecum & transverse colon
Characteristics of this aspect of the large intestine:
Descending colon - Correct Answers -Distal part; also called the iliac colon
Characteristics of this aspect of the large intestine:
Transverse colon - Correct Answers -Longest aspect of the large intestine
Characteristics of this aspect of the large intestine:
Sigmoid colon - Correct Answers -Lies in pelvis but possesses a wide freedom of
motion
, A. What is the term for the 3 bands of muscle that pull the large intestine into pouches?
B. These pouches, or sacculations, seen along the large intestine wall are called -
Correct Answers -A. Taeniae coli
B. Haustra
What is an older term for the mucosal folds found within the jejunum? - Correct Answers
-Plicae circulares
Which portion of the small intestine is located primarily to the left of the midline? -
Correct Answers -Jejunum
Which portion of the small intestine is located primarily in the RLQ? - Correct Answers -
Ileum
Which portion of the small intestine has the smoothest internal lining & does not present
a feathery appearance when barium-filled? - Correct Answers -Ileum
Which aspect of the small intestine is the most fixed in position? - Correct Answers -
Duodenojejunal flexure
In which quadrant does the terminal ileum connect with the large intestine? - Correct
Answers -RLQ
Which muscular band marks the junction between the duodenum & the jejunum? -
Correct Answers -Suspensory muscle of the duodenum or ligament of Treitz (This site is
a reference point for certain small bowel exams because it remains in a relatively fixed
position.)
The widest portion of the large intestine is the - Correct Answers -Cecum
Which flexure of the large intestine usually extends more superiorly? - Correct Answers
-Left colic (splenic)
Inflammation of the vermiform appendix is called - Correct Answers -Appendicitis
Which of the following structures will fill with air during a double-contrast barium enema
with the patient supine? (More than 1 answer may be correct.)
A. Ascending colon
B. Transverse colon
C. Rectum
D. Sigmoid colon
E. Descending colon - Correct Answers -B. Transverse colon
D. Sigmoid colon
Questions and Answers
How long is the average small bowel if removed & stretched out during autopsy? -
Correct Answers -23 ft (7 m)
In a person with good muscle tone, the length of the entire small intestine is - Correct
Answers -15-18 ft
The average length of the large intestine is - Correct Answers -5 ft
List the 3 divisions of the small intestine in descending order, starting with the widest
division - Correct Answers -A. Duodenum
B. Jejunum
C. Ileum
Which division of the small intestine is the shortest? - Correct Answers -Duodenum
In which 2 abdominal quadrants would be majority of the jejunum be found? - Correct
Answers -LUQ, LLQ
Situation: A patient is scheduled for a double-contrast BE. During the fluoroscopy phase
of the study, the radiologist detects a possible polyp in the lower descending colon.
Which specific position best demonstrates this region of the colon? - Correct Answers -
LAO
Situation: A patient with a clinical history of rectocele comes to the radiology
department. Which radiographic procedure will best demonstrate this condition? -
Correct Answers -Evacuative proctogram
True/False: A PA axial oblique (RAO) BE projection is an optional projection to
demonstrate the right colic flexure. - Correct Answers -True
True/False: For a hypersthenic type of patient a 14- x 17-inch IR placed in portrait
orientation & centered correctly generally includes the entire barium-filled large intestine
on one IR - Correct Answers -False
What are the patient shielding recommendations during a BE? - Correct Answers -
Shield all radiosensitive tissues outside area of interest
,Which division of the small intestine has a feathery or coiled-spring appearance during a
small bowel series? - Correct Answers -Jejunum
Which division of the small intestine is the longest? - Correct Answers -Ileum
Which 2 aspects of the large intestine are not considered part of the colon? - Correct
Answers -Cecum & Rectum
The colon is divided into ____ sections & has ____ flexures - Correct Answers -4
sections, 2 flexures
List the 2 functions of the ileocecal valve: - Correct Answers -A. Prevents contents of
the ileum from passing too quickly into cecum
B. Prevents reflux back into the ileum
What is another term for the appendix? - Correct Answers -Vermiform appendix
Characteristics of this aspect of the small intestine:
Jejunum - Correct Answers -Makes up 40% of the small intestine
Characteristics of this aspect of the small intestine:
Duodenum - Correct Answers -Shortest aspect of small intestine
Characteristics of this aspect of the small intestine:
Ileum - Correct Answers -Aspect of the small intestine that is the smallest in diameter
but longest in length
Characteristics of this aspect of the large intestine:
Cecum - Correct Answers -Widest portion of the large intestine
Characteristics of this aspect of the large intestine:
Appendix - Correct Answers -A blind pouch inferior to the ileocecal valve
Characteristics of this aspect of the large intestine:
Ascending colon - Correct Answers -Found between the cecum & transverse colon
Characteristics of this aspect of the large intestine:
Descending colon - Correct Answers -Distal part; also called the iliac colon
Characteristics of this aspect of the large intestine:
Transverse colon - Correct Answers -Longest aspect of the large intestine
Characteristics of this aspect of the large intestine:
Sigmoid colon - Correct Answers -Lies in pelvis but possesses a wide freedom of
motion
, A. What is the term for the 3 bands of muscle that pull the large intestine into pouches?
B. These pouches, or sacculations, seen along the large intestine wall are called -
Correct Answers -A. Taeniae coli
B. Haustra
What is an older term for the mucosal folds found within the jejunum? - Correct Answers
-Plicae circulares
Which portion of the small intestine is located primarily to the left of the midline? -
Correct Answers -Jejunum
Which portion of the small intestine is located primarily in the RLQ? - Correct Answers -
Ileum
Which portion of the small intestine has the smoothest internal lining & does not present
a feathery appearance when barium-filled? - Correct Answers -Ileum
Which aspect of the small intestine is the most fixed in position? - Correct Answers -
Duodenojejunal flexure
In which quadrant does the terminal ileum connect with the large intestine? - Correct
Answers -RLQ
Which muscular band marks the junction between the duodenum & the jejunum? -
Correct Answers -Suspensory muscle of the duodenum or ligament of Treitz (This site is
a reference point for certain small bowel exams because it remains in a relatively fixed
position.)
The widest portion of the large intestine is the - Correct Answers -Cecum
Which flexure of the large intestine usually extends more superiorly? - Correct Answers
-Left colic (splenic)
Inflammation of the vermiform appendix is called - Correct Answers -Appendicitis
Which of the following structures will fill with air during a double-contrast barium enema
with the patient supine? (More than 1 answer may be correct.)
A. Ascending colon
B. Transverse colon
C. Rectum
D. Sigmoid colon
E. Descending colon - Correct Answers -B. Transverse colon
D. Sigmoid colon
