radiography procedures practice questions

why is a left lateral decubitus chest radiograph performed

A. too see free air

B. to demonstrate air-fluid levels on the right side

C. to show pleural effusion on the left side

D. to visualize heart shadow without magnification

C. to show pleural effusion on the left side

what is the CR angle and direction for an AP axial lordotic chest

A. 15-20 cephalic

B. perpendicular

C. 5-7 caudal

D. 10 lateral

A. 15-20 cephalic

which oblique demonstrates the sternum in the heart shadow

A. RAO, 15-20

B. LAO, 15-20

C. RPO, 30

D. LPO, 10-15

A. RAO, 15-20

which projection best demonstrates free intraperitoneal air

A. AP supine abdomen

B. right lateral decubitus

C. upright abdomen

D. left lateral decubitus

D. left lateral decubitus

in an upper GI series, the RAO position primarily demonstrates which structure

A. fundus filled with barium

B. duodenal bulb and C-loop

C. ascending colon

D.hepatic flexure

B. duodenal bulb and C-loop

during a barium enema, what projection opens the splenic flexure

A. RAO

B. LAO

C. RPO

D. LPO

B. LAO

which projection best shows the radial head free of superimposition

A. AP elbow

B. medial (internal) elbow

C. lateral elbow

D. lateral (external) elbow

D. lateral (external) elbow

how should the foot be positioned for the AP oblique medial rotation

A. 45 medial rotation

B. 30 medial rotation

C. 45 lateral rotation

D. plantar surface perpendicular to IR

A. 45 medial rotation

which projection best shows the interphalangeal joints of the hand open and clearly visible

A. PA hand

B. lateral hand

C. PA oblique hand

D. AP hand

A. PA hand

what is demonstrated on a lateral cervical spine projection

A. intervertebral foramina

B. zygapophyseal joints

C. vertebral bodies and spinous processes

D. odontoid process

C. vertebral bodies and spinous processes

which view shows the odontoid process and lateral masses of C1-C2

A. AP cervical spine

B. lateral cervical spine

C. AP open-mouth (odontoid)

D. swimmers view

C. AP open-mouth (odontoid)

which projection best shows the maxillary sinuses

A. waters (parietocanthial)

B. caldwell (PA axial)

C. SMV

D. lateral skull

A. waters (parietocanthial)

during the IVU, what structure is best visualized on a 30 RPO projection

A. right kidney

B. left ureter

C. left kidney

D. bladder

C. left kidney

what is the contrast of choice for a myelogram

A. non-ionic iodinated contrast

B. barium sulfate

C. gadolinium

D. ionic contrast medium

A. non-ionic iodinated contrast

what is the patient position for a lumbar puncture

A. prone with knees extended

B. supine with neck extended

C. lateral decubitus, knee flexed to chest

D. standing erect with chin elevated

C. lateral decubitus, knee flexed to chest