Radiography Exam Fluoroscopy and Interventional Procedures 3

Question 1

Which technique best describes digital subtraction angiography (DSA)?

Accepted Answer

A technique that electronically subtracts a pre-contrast mask image from contrast-enhanced images to isolate vessels

Answer

A method that converts analog angiographic film images to digital format

Answer

A system that automatically calculates vessel diameter from angiographic images

Answer

A process that digitally enhances brightness of conventional angiographic images

Question 2

What type of contrast medium is typically injected into the joint space during an arthrogram procedure?

Accepted Answer

Diluted non-ionic iodinated contrast medium

Answer

Barium sulfate suspension

Answer

Carbon dioxide gas alone

Answer

Full-strength ionic iodinated contrast medium

Question 3

What is the primary clinical indication for hysterosalpingography (HSG)?

Accepted Answer

Evaluation of uterine cavity morphology and fallopian tube patency

Answer

Detection and characterization of ovarian cysts and masses

Answer

Measurement of endometrial thickness in postmenopausal bleeding

Answer

Diagnosis of cervical carcinoma

Question 4

Into which anatomical space is contrast medium injected during a myelogram?

Accepted Answer

The subarachnoid space

Answer

The epidural space

Answer

The subdural space

Answer

The intradural extra-arachnoid space

Question 5

During fluoroscopic procedures, what is the primary source of occupational radiation exposure for the radiographer?

Accepted Answer

Scatter radiation originating from the patient

Answer

Direct primary X-ray beam from the tube

Answer

Leakage radiation from the X-ray tube housing

Answer

Radiation reflected from the face of the image intensifier

Question 6

Which combination of protective equipment is recommended for radiographers working during fluoroscopic procedures?

Accepted Answer

Lead apron, thyroid collar, and leaded glasses

Answer

Lead gloves only during spot imaging

Answer

Dosimetry badge and lead apron only

Answer

Lead apron alone, which is sufficient for all fluoroscopic procedures

Question 7

What is the primary purpose of an ERCP (endoscopic retrograde cholangiopancreatography) examination?

Accepted Answer

To visualize and treat the biliary and pancreatic ductal systems using both endoscopy and fluoroscopy

Answer

To perform a biopsy of the pancreatic head under fluoroscopic guidance

Answer

To image the colon using a combined CT and fluoroscopy technique

Answer

To remove gallstones from the gallbladder using a balloon catheter only