RADR 1311 MIDTERM EXAM QUESTIONS AND CORRECT ANSWERS!!
Which of the following landmarks is often easier to palpate to locate the lower abdomen
on the obese patient? - ANSWER ASIS
A patient comes to radiology with a clinical history of pneumoperitoneum. The patient is
able to stand and lie recumbent. Which one of the following projections will best
demonstrate the severity of this condition?
a. AP KUB
b. AP erect abdomen
c. Right lateral decubitus
d. Dorsal decubitus - ANSWER b. AP erect abdomen
Which of the following conditions can produce a dynamic bowel obstruction?
a. Fibrous adhesions
b. Crohn's disease
c. Intussusception
d. All of the above - ANSWER d. All of the above
A patient comes to radiology with possible bleeding within the abdomen. The patient is
unable to stand or sit for any projections. Which of the following projections would be
most effective in demonstrating fluid within the abdomen for this patient?
a. AP KUB
b. AP supine chest
c. right lateral dorsal decubitus
d. left lateral decubitus - ANSWER d. left lateral decubitus
Ileus is the formal term for: - ANSWER intestinal obstruction
,A radiograph of a supine KUB on an obese patient reveals that the symphysis pubis is
cut off along the bottom of the radiograph. The top of the left kidney is also cut off along
the top of the radiograph. What modifications does the technologist need to make for
the repeat exposure? - ANSWER Use two 14 x 17 inch (35 x 43 cm) cassettes portrait,
one centered lower and one centered higher.
A dorsal decubitus abdomen is ordered on a patient. The patient is placed on their back
on a cart. The CR will enter the left side of the patient with the patient's right side
against the image receptor. What type(s) of marker(s) should be used? - ANSWER Right
and decubitus markers
A patient enters the ED with a possible perforated duodenal ulcer. The patient is
ambulatory. Which of the following projections will best demonstrate free
intraperitoneal air in the abdomen.
a. AP supine
b. Right lateral decubitus
c. Dorsal decubitus
d. Erect PA chest - ANSWER d. Erect PA chest
A patient enters the ED with a possible ascites. The patient is ambulatory. Which of the
following projections of the acute abdomen series will best demonstrate this condition?
a. AP erect
b. AP supine
c. PA prone
d. PA erect chest - ANSWER a. AP erect
A radiograph of an anteroposterior (AP) abdomen demonstrates elongation (widening)
of the left iliac wing and narrowing of the right iliac wing. Which of the following
positioning errors produced this radiographic outcome?
a. Rotation to the left (left posterior oblique)
b. Rotation to the right (right posterior oblique)
, c. CR off center to the left
d. Left hip was internally rotated more than the right hip - ANSWER a. rotation to the left
(left posterior oblique)
Which of the following conditions is NOT considered a clinical indication for an acute
abdominal series?
a. Kidney stone
b. Obstruction
c. Infection
d. Intra-abdominal mass - ANSWER a. Kidney stone
Which of the following clinical indications would suggest the need for a dorsal decubitus
abdomen position?
a. Aneurysms
b. Umbilical hernias
c. Calcification of the aorta
d. All of the above - ANSWER d. All of the above
Why is the left lateral decubitus preferred over the right lateral decubitus abdomen for
an acute abdominal series? - ANSWER Any intraperitoneal air will be visualized along
the lower liver margin.
Where must the CR be centered for an AP supine protection of the abdomen as part of
the acute abdominal series? - ANSWER Level of iliac crest
A patient comes to radiology with a clinical history of a possible abdominal aortic
aneurysm. Which of the following abdominal projections would best demonstrate this
condition?
a. Dorsal decubitus
b. Left lateral decubitus
Which of the following landmarks is often easier to palpate to locate the lower abdomen
on the obese patient? - ANSWER ASIS
A patient comes to radiology with a clinical history of pneumoperitoneum. The patient is
able to stand and lie recumbent. Which one of the following projections will best
demonstrate the severity of this condition?
a. AP KUB
b. AP erect abdomen
c. Right lateral decubitus
d. Dorsal decubitus - ANSWER b. AP erect abdomen
Which of the following conditions can produce a dynamic bowel obstruction?
a. Fibrous adhesions
b. Crohn's disease
c. Intussusception
d. All of the above - ANSWER d. All of the above
A patient comes to radiology with possible bleeding within the abdomen. The patient is
unable to stand or sit for any projections. Which of the following projections would be
most effective in demonstrating fluid within the abdomen for this patient?
a. AP KUB
b. AP supine chest
c. right lateral dorsal decubitus
d. left lateral decubitus - ANSWER d. left lateral decubitus
Ileus is the formal term for: - ANSWER intestinal obstruction
,A radiograph of a supine KUB on an obese patient reveals that the symphysis pubis is
cut off along the bottom of the radiograph. The top of the left kidney is also cut off along
the top of the radiograph. What modifications does the technologist need to make for
the repeat exposure? - ANSWER Use two 14 x 17 inch (35 x 43 cm) cassettes portrait,
one centered lower and one centered higher.
A dorsal decubitus abdomen is ordered on a patient. The patient is placed on their back
on a cart. The CR will enter the left side of the patient with the patient's right side
against the image receptor. What type(s) of marker(s) should be used? - ANSWER Right
and decubitus markers
A patient enters the ED with a possible perforated duodenal ulcer. The patient is
ambulatory. Which of the following projections will best demonstrate free
intraperitoneal air in the abdomen.
a. AP supine
b. Right lateral decubitus
c. Dorsal decubitus
d. Erect PA chest - ANSWER d. Erect PA chest
A patient enters the ED with a possible ascites. The patient is ambulatory. Which of the
following projections of the acute abdomen series will best demonstrate this condition?
a. AP erect
b. AP supine
c. PA prone
d. PA erect chest - ANSWER a. AP erect
A radiograph of an anteroposterior (AP) abdomen demonstrates elongation (widening)
of the left iliac wing and narrowing of the right iliac wing. Which of the following
positioning errors produced this radiographic outcome?
a. Rotation to the left (left posterior oblique)
b. Rotation to the right (right posterior oblique)
, c. CR off center to the left
d. Left hip was internally rotated more than the right hip - ANSWER a. rotation to the left
(left posterior oblique)
Which of the following conditions is NOT considered a clinical indication for an acute
abdominal series?
a. Kidney stone
b. Obstruction
c. Infection
d. Intra-abdominal mass - ANSWER a. Kidney stone
Which of the following clinical indications would suggest the need for a dorsal decubitus
abdomen position?
a. Aneurysms
b. Umbilical hernias
c. Calcification of the aorta
d. All of the above - ANSWER d. All of the above
Why is the left lateral decubitus preferred over the right lateral decubitus abdomen for
an acute abdominal series? - ANSWER Any intraperitoneal air will be visualized along
the lower liver margin.
Where must the CR be centered for an AP supine protection of the abdomen as part of
the acute abdominal series? - ANSWER Level of iliac crest
A patient comes to radiology with a clinical history of a possible abdominal aortic
aneurysm. Which of the following abdominal projections would best demonstrate this
condition?
a. Dorsal decubitus
b. Left lateral decubitus
