ARDMS SPI EXAM VERSION 1 AND 2 - EXAMINATION
COMPLETE QUESTIONS AND DETAILED SOLUTIONS
LATEST UPDATE THIS YEAR JUST RELEASED
Question 1: 10. The 3D profile of the beam in a linear array is
controlled by:
A. acoustic lens.
B. transmit focus.
C. phasing.
D. beam former.
Answer:
A) acoustic lens.
Question 2: 11. Which transducer employs electronic beam
steering to create a wide field of view?
A. Curvilinear
B. Mechanical transducer
C. Phased array
D. Linear sequential
Answer:
C) Phased array
Question 3: 12. Dynamic focusing is used by:
A. all array transducers.
B. only phased arrays.
C. none.
D. only curved arrays.
,Answer:
A) all array transducers.
Question 4: 14. A thinner element will have:
A. higher curie temperature.
B. longer wavelength.
C. higher frequency.
D. poor frame rate.
Answer:
C) higher frequency.
Question 5: 15. Which statement refers to the process of phasing?
A. Electronic beam steering
B. Acoustic lens
C. Electronic focusing
D. Mechanical movement of the probe
Answer:
A) Electronic beam steering
Question 6: 16. Which of the following is used to control elevational
resolution in a 2D transducer?
A. Bandwidth
B. Axial resolution
C. Lens
D. Beam former
Answer:
D) Beam former
,Question 7: 17. The conversion of an incident pressure wave into
an electrical signal is called:
A. Snell's law.
B. piezoelectric effect.
C. Huygen's principle.
D. Curie effect.
Answer:
B) piezoelectric effect.
Question 8: 18. Electronic focusing in transmit mode uses:
A. changeable lens.
B. curved element.
C. time delays to excite transducer elements.
D. high pulse repetition frequency.
Answer:
C) time delays to excite transducer elements.
Question 9: 19. Which transducer would you select for maximum
penetration?
A. 3 MHz curvilinear
B. 4 MHz phased array
C. 8 MHz linear phased array
D. 10 MHz tightly curved array
Answer:
A) 3 MHz curvilinear
, Question 10: 20. The transducer component responsible for the
timing and order of the sequence is:
A. impedance matching layer.
B. beam former.
C. elevational resolution.
D. PZT.
Answer:
B) beam former.
Question 11: 1. An image is bright in the near field but darker in the
far field. Which process is responsible for this effect?
A. Propagation speed variations
B. Digital scan conversion
C. Acoustic attenuation
D. Refraction
Answer:
C) Acoustic attenuation
Question 12: 2. If a calcification is present but there is not much
shadowing, what can you adjust to demonstrate more of the
shadow?
A. Decrease line density
B. Adjust focal position to low
C. Increase frequency
D. Increase gain
Answer:
C) Increase frequency
COMPLETE QUESTIONS AND DETAILED SOLUTIONS
LATEST UPDATE THIS YEAR JUST RELEASED
Question 1: 10. The 3D profile of the beam in a linear array is
controlled by:
A. acoustic lens.
B. transmit focus.
C. phasing.
D. beam former.
Answer:
A) acoustic lens.
Question 2: 11. Which transducer employs electronic beam
steering to create a wide field of view?
A. Curvilinear
B. Mechanical transducer
C. Phased array
D. Linear sequential
Answer:
C) Phased array
Question 3: 12. Dynamic focusing is used by:
A. all array transducers.
B. only phased arrays.
C. none.
D. only curved arrays.
,Answer:
A) all array transducers.
Question 4: 14. A thinner element will have:
A. higher curie temperature.
B. longer wavelength.
C. higher frequency.
D. poor frame rate.
Answer:
C) higher frequency.
Question 5: 15. Which statement refers to the process of phasing?
A. Electronic beam steering
B. Acoustic lens
C. Electronic focusing
D. Mechanical movement of the probe
Answer:
A) Electronic beam steering
Question 6: 16. Which of the following is used to control elevational
resolution in a 2D transducer?
A. Bandwidth
B. Axial resolution
C. Lens
D. Beam former
Answer:
D) Beam former
,Question 7: 17. The conversion of an incident pressure wave into
an electrical signal is called:
A. Snell's law.
B. piezoelectric effect.
C. Huygen's principle.
D. Curie effect.
Answer:
B) piezoelectric effect.
Question 8: 18. Electronic focusing in transmit mode uses:
A. changeable lens.
B. curved element.
C. time delays to excite transducer elements.
D. high pulse repetition frequency.
Answer:
C) time delays to excite transducer elements.
Question 9: 19. Which transducer would you select for maximum
penetration?
A. 3 MHz curvilinear
B. 4 MHz phased array
C. 8 MHz linear phased array
D. 10 MHz tightly curved array
Answer:
A) 3 MHz curvilinear
, Question 10: 20. The transducer component responsible for the
timing and order of the sequence is:
A. impedance matching layer.
B. beam former.
C. elevational resolution.
D. PZT.
Answer:
B) beam former.
Question 11: 1. An image is bright in the near field but darker in the
far field. Which process is responsible for this effect?
A. Propagation speed variations
B. Digital scan conversion
C. Acoustic attenuation
D. Refraction
Answer:
C) Acoustic attenuation
Question 12: 2. If a calcification is present but there is not much
shadowing, what can you adjust to demonstrate more of the
shadow?
A. Decrease line density
B. Adjust focal position to low
C. Increase frequency
D. Increase gain
Answer:
C) Increase frequency
