ARDMS SPI EXAM NEWEST ACTUAL 026 QUESTIONS

ARDMS SPI EXAM NEWEST ACTUAL /026 QUESTIONS

WITH 100% CORRECT ANSWERS GRADED A+/VERIFIED

A strongly focused transducer implies a:

• short focal length; decreased beam divergence
• medium focal length; increased beam divergence
• long focal length; no beam divergenc
• short focal length; increased beam divergence - -----

Answers----d. short focal length; increased beam divergence

B-mode displays reflector:

• amplitude and distance
• amplitude and velocity
• power and direction
• depth and speed - -----Answers----a. amplitude and

distance

An increase in the number of pixels on the display will

improve: - -----Answers----detail resolution

Propagation speed is determined by:

• frequency
• harmonics
• bandwidth 1 / 2

• bulk modulus - -----Answers----d. bulk modulus

Increasing transmit gain increases everything except: - -----

Answers----frequency

The correct depth placement of reflectors depends primarily

upon:

• frequency
• period
• power
• propagation speed - -----Answers----d. propagation speed

Which of the following will increase the color flow jet area displayed?

• increase color gain
• increase velocity scale
• increase frequency - -----Answers----a. increase color

gain

Increasing propagation speed: - -----Answers----air, soft

tissue, bone

The most common type of transducer used in echo is: - -----

Answers----sector phased array

Decibels are the units for all of the following except:

• / 2