The attenuation of a 5.0 MHz transducer at a depth of 4 cm is ________ dB.
A) 1.6
B) 10
C) 16
D) 20
Correct Answer:
Verified
Q16: Doppler ultrasound pulses are typically _ cycles
Q17: If frequency increases,each cycle (period) _.
A) increases
B)
Q18: The following are all ultrasound frequencies except:
A)
Q19: Propagation speed is the speed at which
Q20: Sound requires a _ through which to
Q22: Calculate the pulse duration for a 3.0
Q23: The velocity of sound in human soft
Q24: If the beam area decreases,the intensity _.
A)
Q25: The average propagation speed in human soft
Q26: For perpendicular incidence,the incidence angle is _.
A)
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