Sonography Principles and Instrumentation

Here you have the best ARDMS SPI practice exam questions

You have 107 total questions across 22 pages (5 per page)
These questions were last updated on February 20, 2026
This site is not affiliated with or endorsed by ARDMS.

Question 1 of 107

Which control should a sonographer use to change contrast resolution?

Reject

Output power

Gain

Dynamic range

Question 2 of 107

What is a potential negative consequence of using a high wall filter?

Desired signal may be eliminated

Aliasing could occur

Penetration is reduced

Too much noise may appear on the image

Question 3 of 107

Which unfocused transducer will have the greatest divergence?

4 mm aperture, 4 MHz

4 mm aperture, 6 MHz

6 mm aperture, 4 MHz

6 mm aperture, 6 MHz

Question 4 of 107

During 3-D volume acquisition, the quality of the images is most dependent upon which factor?

Number of slices acquired

Power output

Rendering method utilized

Speed of post-processing image compression

Question 5 of 107

Which feature is a characteristic of continuous wave Doppler?

Range specificity

Aliasing

Low thermal index

Dedicated transmit and receive crystals

About the ARDMS SPI Certification Exam

About the Exam

The ARDMS SPI (Sonography Principles and Instrumentation) validates your knowledge and skills. Passing demonstrates proficiency and can boost your career prospects in the field.

How to Prepare

Work through all 107 practice questions across 22 pages. Focus on understanding the reasoning behind each answer rather than memorizing responses to be ready for any variation on the real exam.

Why Practice Exams?

Practice exams help you familiarize yourself with the question format, manage your time, and reduce anxiety on the test day. Our SPI questions are regularly updated to reflect the latest exam objectives.