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ARDMS Updated SPI Exam Questions and Answers by bjorn

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ARDMS SPI Exam Overview :

Exam Name: Sonography Principles and Instrumentation
Exam Code: SPI Dumps
Vendor: ARDMS Certification: ARDMS SPI
Questions: 187 Q&A's Shared By: bjorn
Question 48

Which factor improves axial resolution?

Options:

A.

Wider beam

B.

Greater depth of field

C.

Shorter wavelength

D.

Increased aperture size

Discussion
Question 49

What is an advantage of pulsed-wave Doppler over continuous-wave Doppler?

Options:

A.

Increased sensitivity to slow flow

B.

Unlimited maximum detectable velocity

C.

Range resolution

D.

High signal-to-noise ratio

Discussion
Question 50

What improves the temporal resolution of color flow imaging?

Options:

A.

Decreasing pulse repetition frequency

B.

Increasing ensemble length (packet size)

C.

Decreasing width of the color field of view

D.

Increasing number of color lines per frame

Discussion
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Question 51

What is ensemble length (packet size)?

Options:

A.

Length of pulses per scan line

B.

Number of pulses along a scan line

C.

Amplitude of pulses along the scan line

D.

Velocity of pulses along the scan line

Discussion
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