Exam (elaborations)
2024 ARDMS SPI PRACTICE TEST A EXAM WITH CORRECT ANSWERS
- Course
- Institution
2024 ARDMS SPI PRACTICE TEST A EXAM WITH CORRECT ANSWERS
[Show more]
Content preview
2024 ARDMS SPI PRACTICE TEST AEXAM WITH CORRECT ANSWERS
Which parameter is most likely to affect spatial resolution?A.dynamic range
B.beam width
C.system sensitivity
D.depth of visualization - CORRECT-ANSWERSD.depth of visualization
When using a 5MHZ transducer, in which tissue is the ultrasound wavelength
shortest?
A.fat
B.blood
C.bone
D.muscle - CORRECT-ANSWERSA.fat
What is dynamic aperture?
A.aperture that varies with transmit frequency
B.aperture that decreases as a function of time
C.aperture that increases with increasing focal length
D.aperture that changes as a function of frame rate - CORRECT-
ANSWERSC.aperture that increases with increasing focal length
What is the advantage of using pulsed-wave doppler versus continuous-wave
doppler?
A.allows measurement of higher velocities
B.increases range ambiguity
C.reduces the potential for aliasing
D.provides depth specificity - CORRECT-ANSWERSD.provides depth
specificity
What affects the beam width in the near field?
A.Pulse repetition frequency
B.Pulse duration
C.Frame rate
D.Transducer aperture - CORRECT-ANSWERSD.Transducer aperture
What is the doppler shift frequency?
A. recieved ultrasound frequency multiplied by the transmitted ultrasound
frequency
, B.difference between the transmitted ultrasound frequency and the received
ultrasound frequency
C.sum of the transmitted and received ultrasound frequencies
D.ratio of the transmitted ultrasound frequency to the received ultrasound
frequency - CORRECT-ANSWERSB.difference between the transmitted
ultrasound frequency and the received ultrasound frequency
Which parameter is target group C evaluating based on the image?
A.dead zone
B.dynamic range
C.axial resolution
D.Horizontal distance accuracy - CORRECT-ANSWERSD.Horizontal distance
accuracy
An increase in which parameter will improve the accuracy of velocity
measurements with autocorrelation?
A.color field of view
B.packet size
C.wall filtering
D.transmitted frequency - CORRECT-ANSWERSB.packet size
Which artifact is indicated by the arrows in this image?
A.shadow produced by the diaphragm
B.acoustic enhancement
C.comet tail
D.mirror image - CORRECT-ANSWERSC.comet tail
Which control improves the effects of attenuation?
A.dynamic range
B.pulse inversion
C.multiple focal zones
D.time gain compensation - CORRECT-ANSWERSD.time gain compensation
What term describes blood flow changes in response to respiration?
A.phasic
B.parabolic
C.spontaneous
D.pulsatile - CORRECT-ANSWERSA.phasic
What is the potential effect of increasing the pulse repetition
frequency(PRF)?
A.Depth ambiguity
B.Decreased frame rate
C.Poor spatial resolution
D.Decreased penetration - CORRECT-ANSWERSD.Decreased penetration
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Elitaa. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79223 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now