ARDMS Review Exam Questions With Complete Solutions 100% 2024.
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Course
ARDMS SPI
Institution
ARDMS SPI
Which of the following is the standard protocol for digital imaging that allows compatibility and communication between computers, workstations, and network hardware provided by various manufacturers of CT, MRI, and ultrasound equipment? - Answer DICOM
The spatial length - Answer usually dec...
ARDMS Review Exam Questions With Complete Solutions 100% 2024.
Which of the following is the standard protocol for digital imaging that allows compatibility and communication between computers, workstations, and network hardware provided by various manufacturers of CT, MRI, and ultrasound equipment? - Answer DICOM
The spatial length - Answer usually decreases with higher frequency
Axial resolution is improved by - Answer damping
Lateral resolution is improved by - Answer decreased
The beam of an unfocused transducer diverges - Answer in the fraunhofer zone
Reverberation artifacts are a result of - Answer the presence of two or more strong reflecting surfaces
The recommendations for reducing the potential for bioeffects using the ALARA principle is to - Answer increase receiver gain and decrease the power output
What technique can be employed to reduce grating side lobes? - Answer apodization
A technique that uses an ensemble of pulses to improve penetration and contrast resolution? - Answer coed excitation
A 75-year-old patient suffering from Alzheimer's disease arrived in the ultrasound department from the surgical ward for ultrasound of the right legs to rule out deep venous thrombosis. The patient has no name band. What is the most appropriate next step? - Answer return the patient to the ward for appropriate identification and tagging AIUM 100-mm test object - Answer All rods must be used to check registration accuracy
Axial resolution - Answer A
Lateral Resolution - Answer B
Dead Zone - Answer D
Depth Calibration - Answer C or E
Decreasing the spatial pulse length - Answer improves axial resolution
How much will a 3.5 MHz pulse be attenuated after passing through 2cm of soft tissue? - Answer 3.5 dB
Propagation speed errors result in - Answer improper axial position
Enhancement is caused by - Answer weakly attenuating structures
The Doppler shift frequency is - Answer directly proportional to the velocity of the reflector
The number of frames per second necessary for real-time image to be flicker free is - Answer more than
15
A non-English speaking patient presented for an ultrasound-guided breast biopsy in which an informed consent is required. What is the most appropriate step to take? - Answer use a certified language line
The intensity of the ultrasound beam is usually greater at the focal zone because of - Answer smaller beam diameter
If the amplitude is doubled, the intensity is - Answer increased by four times
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