Deck 29: Musculoskeletal Imaging

Question 1

Which of the following is a disadvantage of CT?

A) Provides poor definition of cortical bone
B) Provides only two-dimensional models of internal structures
C) Requires patient to be injected with dye
D) Does not isolate soft tissue well

Answer 1

Does not isolate soft tissue well

Question 2

What is the name for the adaptation of plain film radiography that links sequential plain films to enable a computer to create a cross-sectional picture of internal structures?

A) CT
B) MRI
C) Arthrography
D) Positron emission tomography

Answer 2

CT

Question 3

A common term for ionizing radiation is:

A) ultrasound.
B) tomography.
C) x-ray.
D) beta radiation.

Answer 3

x-ray.

Question 4

Which imaging technology uses an injection into the bloodstream of a radioactive tracer to study metabolic activity levels?

A) Ultrasound
B) Positron emission tomography
C) MRI
D) Arthrography

Question 5

A radiopaque dye is injected into a joint to enable which imaging technology?

A) Arthrography
B) Mammogram
C) CT scan
D) Venography

Question 6

Which imaging technology can be defined as the radiographic technique of obtaining slices or sections of a body part that are combined in a computer to create an enhanced presentation of that body part?

A) MRI
B) CT
C) Plain film
D) Ultrasonography

Question 7

Because radiographs use ionizing radiation,there is some concern that radiographs can contribute to:

A) cell mutation and cancer.
B) heart disease.
C) displaced fractures.
D) ischemia.

Question 8

Which imaging technology can be used in real time to show muscle activation patterns?

A) CT
B) Arthrography
C) Radiography
D) Ultrasound

Question 9

Which type of imaging uses a continuous rotational scanning process that increases speed of acquisition and decreases radiation exposure?

A) MRI
B) CT
C) Arthrography
D) Ultrasound

Question 10

Which imaging technology uses a magnetic field and computer software manipulations?

A) MRI
B) CT
C) Venography
D) Ultrasound

Question 11

What is the role of the physical therapist assistant (PTA)regarding the patient and the imaging process?

A) Perform imaging as directed by the physical therapist
B) Interpret images for the patient
C) Answer basic questions about imaging,but do not interpret images
D) Avoid any communication or conversation with the patient about imaging

Question 12

The imaging technique that uses radiation to penetrate the body to create a two-dimensional "picture" of a body part is:

A) plain film imaging (radiography).
B) computed tomography (CT).
C) arthrography.
D) venography.

Question 13

Which of the following is a limitation of radiography?

A) Inadequate visualization of soft tissue
B) Inadequate visualization of simple bone fracture
C) Lengthy time of production
D) High cost

Question 14

Which imaging technology does not expose the patient to radiation?

A) Plain film imaging
B) CT
C) Ultrasound
D) Mammography

Question 15

What is the primary disadvantage of MRI?

A) High radiation exposure
B) Cost
C) Poor soft tissue visualization
D) Injection of dye into the patient

Question 16

Which imaging technology exposes the patient to the most radiation?

A) Chest radiograph
B) Mammography
C) Abdominal CT scan
D) Abdominal ultrasound

Question 17

Which imaging technology provides that best information about soft tissues?

A) Ultrasound
B) CT
C) Plain film imaging
D) MRI

Question 18

Which imaging technology relies on the use of sound waves?

A) MRI
B) CT
C) Ultrasound
D) Venography

Question 19

A radiopaque dye is injected into the bloodstream to enable which imaging technology?

A) Arthrography
B) Mammogram
C) CT scan
D) Venography

Question 20

In what form of imaging are low cost,quick and efficient production,and reasonable delineation for care benefits in many situations?

A) Magnetic resonance imaging (MRI)
B) CT
C) Venography
D) Plain film imaging (radiography)