Sort by:
Filters
25 cards
Basics principles and wave analysis
#1. What is the term for any sound that is less than audible sound? A) hypersound B) infrasound C) noise D) ultrasound - B) infrasound #2. Which of the following is a characteristic of diagnostic...
Annabelle|8 years ago|±0|2 views
37 cards
Chapter 8 Artifacts
#1. Refraction, which is governed by _____ law, results in objects appearing ______ displaced from their true position. - Snell's, laterally Refraction, which is governed by Snell's law, results in ...
Annabelle|8 years ago|±0|3 views
65 cards
Chapter 12 Fluid Dynamics
#1. The bully is analogous to which structure in the body? A) The arterial system B) The venous system C) The heart D) The liver - C) The heart #2. Matching the following: A) the bully B) the tunnel...
Annabelle|8 years ago|±0|2 views
33 cards
Chapter 11 Quality Assurance
#1. A string phantom is useful for measuring the following parameters: peak _____ , spectral _____ , depth _____ , and gate size in PW _____ . - velocity, broadening, accuracy, Doppler A string phant...
Annabelle|8 years ago|±0|3 views
21 cards
Appendix A: Vascular Principles
#1. ____ equals the average power per time multipled by time. - Energy Energy equals the average power per time multipled by time. #2. Using 120 volts with a resitance of 1 kW, what would be the curr...
Annabelle|8 years ago|±0|3 views
12 cards
Chapter 13 Hemodynamics
#1. The venous system is highly _____. - capacitive The venous system is highly capacitive. #2. _____ ______ is the measure of the difference between the intravascular pressure and the tissue pressur...
Annabelle|8 years ago|±0|2 views
30 cards
Chapter 15 Cardiovascular Principles
#1. Sodium ions are ____ charged. - positively Sodium ions are positively charged. #2. When there is a greater concentration of sodium ions external to the cell membrane there is a ____ potential. -...
Annabelle|8 years ago|±0|3 views
299 cards
Chapter 1 Math
#1. Calculate both a rounded off answer and the actual answer. 24 * 6 - 25 * 6 = 150 24 * 6 = 144 #2. Calculate both a rounded off answer and the actual answer. 249 * 3 - 250 * 3 = 750 249 * 3 = 747...
Annabelle|8 years ago|±0|6 views
100 cards
Chapter 6 - System Operation
#1. Increasing the _______ gain increases the SNR. - transmit Increasing the transmit gain increases the SNR. #2. Increasing the _______ gain may affect the apparent SNR, but not the true SNR. - re...
Annabelle|8 years ago|±0|9 views
70 cards
Chapter 7 Doppler
#1. Police radar employs the Doppler Effect to determine a car's velocity. Which of the following scenarios would have the greatest frequency shift? A) A stationary police car with a radar gun pointed...
Annabelle|8 years ago|±0|6 views
206 cards
Chapter 2 - Waves
#1. Electromagnetic waves A) do not transfer energy B) cannot propagate through a medium C) include sound waves D) none of the above - D) none of the above #2. Mechanical waves must have a __________...
Annabelle|8 years ago|±0|11 views
83 cards
Chapter 4 Pulsed Wave Operation
#1. In bone, what is the roundtrip acoustic transit time to a target 2.04 cm deep? - 10 μs (2.04 cm *2 ) / 4,080 m/s 4.08 cm/ 408,000 cm/s =10 μs #2. How far can ultrasound travel through soft tissue...
Annabelle|8 years ago|±0|8 views
64 cards
Chapter 3: Attenuation
#1. ______ means a diminishing or decrease. - Attenuation Attenuation means a diminishing or decrease. #2. Attenuation is the result of three wave interactions with the medium: ______ , ______ , and ...
Annabelle|8 years ago|±0|10 views
117 cards
Chapter 5: Transducers
#1. A transducer is anything which converts one form of ______ to another. A) wave B) sound C) vibration D) energy - D) energy A transducer is anything which converts one form of energy to another. #...
Annabelle|8 years ago|±0|19 views
44 cards
Chapter 9 Bioeffects
#1. Define each of the following. A) SPTP B) SPTA C) SATP D) SPPA E) SAPA F) SATA G) Im - A) SPTP = Spatial Peak, Temporal Peak B) SPTA = Spatial Peak, Temporal Average C) SATP = Spatial Average, Te...
Annabelle|8 years ago|±0|3 views