ARDMS SPI EXAM 500 QUESTIONS
WITH 100% CORRECT ANSWERS
LATEST UPDATED 2023
A sound wave is correct answermechanical, longitudinal
A compression area of a sound wave is correct answerhigh pressure, high density
A rarefaction area of a sound wave is correct answerlow pressure, low density
Which is considered an acoustic variable correct answerpressure
Which is a unit for pressure correct answerN/m2
Which is a unit for density correct answerlbs/cm3
Which wave propagates in a medium correct answersound
The range for ultrasound is correct answergreater than 20KHz
____ is the number of wave cycles per second correct answerfrequency
One kilohertz is equal to correct answer1,000 cycles per second
One megahertz is equal to correct answer1,000,000 cycles per second
The useful frequency range for clinical imaging ultrasound is correct answer2 MHz to 10 MHz
, Frequency is determined by the correct answersource
Frequency affects all of the following, except: wavelength, resolution, penetration, impedance correct
answerimpedance
The times per cycle is correct answerperiod
The period for a 5 MHz probe is correct answer0.2usec
If frequency increases, period will correct answerdecreases
Period is determined by the correct answersource
Period multiplied by the number of cycles in a pulse equals correct answerpulse duration
The distance between cyclical peaks is correct answerwavelength
The symbol for wavelength is correct answerlambda
The wavelength of a 5 MHz probe in soft tissue is correct answer0.3 mm
As frequency increases, wavelength (assume same medium) correct answerdecreases
Wavelength is determined by the correct answersource and medium
As wavelength decreases correct answerresolution improves
WITH 100% CORRECT ANSWERS
LATEST UPDATED 2023
A sound wave is correct answermechanical, longitudinal
A compression area of a sound wave is correct answerhigh pressure, high density
A rarefaction area of a sound wave is correct answerlow pressure, low density
Which is considered an acoustic variable correct answerpressure
Which is a unit for pressure correct answerN/m2
Which is a unit for density correct answerlbs/cm3
Which wave propagates in a medium correct answersound
The range for ultrasound is correct answergreater than 20KHz
____ is the number of wave cycles per second correct answerfrequency
One kilohertz is equal to correct answer1,000 cycles per second
One megahertz is equal to correct answer1,000,000 cycles per second
The useful frequency range for clinical imaging ultrasound is correct answer2 MHz to 10 MHz
, Frequency is determined by the correct answersource
Frequency affects all of the following, except: wavelength, resolution, penetration, impedance correct
answerimpedance
The times per cycle is correct answerperiod
The period for a 5 MHz probe is correct answer0.2usec
If frequency increases, period will correct answerdecreases
Period is determined by the correct answersource
Period multiplied by the number of cycles in a pulse equals correct answerpulse duration
The distance between cyclical peaks is correct answerwavelength
The symbol for wavelength is correct answerlambda
The wavelength of a 5 MHz probe in soft tissue is correct answer0.3 mm
As frequency increases, wavelength (assume same medium) correct answerdecreases
Wavelength is determined by the correct answersource and medium
As wavelength decreases correct answerresolution improves
