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
Give this one a try later!
D) Beam former
,25. Increasing packet size will:
A) decrease sensitivity
B) remove low frequency echoes
C) improves frame rate
D) increase the number of pulses on a line
Give this one a try later!
D) increase the number of pulses on a line
9. Coupling gel is used to:
A) improve axial resolution.
B) increase damping.
C) increase transmission.
D) increase reflection factor.
Give this one a try later!
C) increase transmission.
32. Which intensity measurement is used to determine the thermal index?
A) SPPA
B) SATA
C) SPTA
D) SPTP
Give this one a try later!
, C) SPTA
21. When two sound waves encounter each other while in-phase, which of the
following will result?
A) Mirror imaging
B) Better resolution
C) Destructive interference
D) Constructive interference
Give this one a try later!
D) Constructive interference
16. A 12 MHz wave is processed during harmonic imaging, what is the fundamental
frequency?
A) 6 MHz
B) 4 MHz
C) 24 MHz
D) 12 MHz
Give this one a try later!
A) 6 MHz
21. The relationship described by the Bernoulli effect is which of the following?
A) Increased velocity will decrease pressure
B) Decreased pressure gradient decreases flow rate
C) Increased radius increases Reynold's number
D) Increased resistance will decrease volume flow
, Give this one a try later!
A) Increased velocity will decrease pressure
17. What trade-off is made when there is an increase in the number of scan lines?
A) Axial resolution for lateral resolution
B) Penetration for axial resolution
C) Temporal resolution for lateral resolution
D) Temporal resolution for penetration
Give this one a try later!
C) Temporal resolution for lateral resolution
10. If sound energy is reduced by 50%, how many decibels were lost?
A) 6 dB
B) 3 dB
C) 0 dB
D) 10 dB
Give this one a try later!
B) 3 dB
6. Which feature of the transducer is manufactured to support better image axial
resolution?
A) Element
B) Power cord
A) Bandwidth
B) Axial resolution
C) Lens
D) Beam former
Give this one a try later!
D) Beam former
,25. Increasing packet size will:
A) decrease sensitivity
B) remove low frequency echoes
C) improves frame rate
D) increase the number of pulses on a line
Give this one a try later!
D) increase the number of pulses on a line
9. Coupling gel is used to:
A) improve axial resolution.
B) increase damping.
C) increase transmission.
D) increase reflection factor.
Give this one a try later!
C) increase transmission.
32. Which intensity measurement is used to determine the thermal index?
A) SPPA
B) SATA
C) SPTA
D) SPTP
Give this one a try later!
, C) SPTA
21. When two sound waves encounter each other while in-phase, which of the
following will result?
A) Mirror imaging
B) Better resolution
C) Destructive interference
D) Constructive interference
Give this one a try later!
D) Constructive interference
16. A 12 MHz wave is processed during harmonic imaging, what is the fundamental
frequency?
A) 6 MHz
B) 4 MHz
C) 24 MHz
D) 12 MHz
Give this one a try later!
A) 6 MHz
21. The relationship described by the Bernoulli effect is which of the following?
A) Increased velocity will decrease pressure
B) Decreased pressure gradient decreases flow rate
C) Increased radius increases Reynold's number
D) Increased resistance will decrease volume flow
, Give this one a try later!
A) Increased velocity will decrease pressure
17. What trade-off is made when there is an increase in the number of scan lines?
A) Axial resolution for lateral resolution
B) Penetration for axial resolution
C) Temporal resolution for lateral resolution
D) Temporal resolution for penetration
Give this one a try later!
C) Temporal resolution for lateral resolution
10. If sound energy is reduced by 50%, how many decibels were lost?
A) 6 dB
B) 3 dB
C) 0 dB
D) 10 dB
Give this one a try later!
B) 3 dB
6. Which feature of the transducer is manufactured to support better image axial
resolution?
A) Element
B) Power cord
