Three-dimensional imaging of vascular structures with an intravenous injection of contrast media is
called computed tomography angiography - correct answer ✔✔true
The image reconstruction space refers to the spacing between the center of the slices - correct answer
✔✔false
The size of the needle and site of injection are not important during a computed tomographic
angiography examination - correct answer ✔✔false
During data acquisition in computed tomography fluoroscopy, the patient remains stationary: - correct
answer ✔✔true
The goal of radiation therapy is to kill tumor cells without harming surrounding healthy tissue - correct
answer ✔✔true
A virtual simulator is hardware that recreates the treatment machine - correct answer ✔✔false
Image fusion is computed software that can integrate the image data from computed tomography,
magnetic resonance imaging, positron emission tomography, single-photon emissions computed
tomography, and ultrasound - correct answer ✔✔true
the direct conversion flat-panel detector is used in flat-detector computed tomography systems - correct
answer ✔✔false
portable multislice computed tomography scanners can be transported to critically ill patients - correct
answer ✔✔true
Cardiac computed tomography applications include all of the following except:
A. coronary angiography
, B. assessment of pulmonary veins
C. gated stress imaging
D. ventricular function assessment - correct answer ✔✔C. gated stress imaging
Which of the following are dedicated cardiac computed tomography scanner:
1. dual-source
2. dual-slice
3. AquilionONE
A. 1 and 2
B. 2 and 3
C. 1 and 3
D. 1, 2, and 3 - correct answer ✔✔C. 1 and 3
Computed tomographic angiography technique have proved useful in imaging the following:
1. coronary artery disease
2. renal vasculature
3. storke
A. 1 and 2
B. 2 and 3
C. 1 and 3
D. 1, 2 and 3 - correct answer ✔✔D. 1, 2 and 3
All of the following are steps crucial to performing a computed tomographic angiography examination
except:
A. acquisition measures
B. contrast media administration
C. decreased collimation
D. patient preparation - correct answer ✔✔C. decreased collimation