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ARDMS SPI REVIEW Exam Questions And
Answers 2025 Update.
Ultrasound Crystal vibrate in BLANK mode - Answer✔Thickness
How many rows is a 2D image - Answer✔3-9 rows
units of power - Answer✔Watts (W) cm squared
units of pressure - Answer✔Pascal, mmhg, (mercury), Atm, dyne
What unit is used to compare / measure amplitude - Answer✔Decibel
If we increase density of a medium it's propagation. Speed will - Answer✔Decrease
If temp increases then speed - Answer✔Increases
* Fact * bulk modulus means stiffness - Answer✔
What tx has a motor? (Mechanical tx) - Answer✔PEDOF
What is the device that converts one form of energy into another form of energy? -
Answer✔Transducer
What device transforms electricity into sound ? (Reverse pieazo) or sound (echos) to electricity
(voltage-pieazo electricity) - Answer✔Ultra sound Transducer
What are the positive qualities of man made pieazo composite? (Newly engineered crystals) -
Answer✔Increased sensation, wide band with, feasible harmonic imagine, impedance of Crystal
(better transmission of sound through tissue)
A curvilinear tx is also called what ? - Answer✔Convex tx
Sonographic frames are composed of how many scan lines ? - Answer✔96-256
Volume imagining or surface rendering means ? - Answer✔Slices of 2D image but put together
to create 3D images
Intensity and power have what type of relationship - Answer✔Direct. If power increases by 2
then intensity also increases by 2
1
ARDMS SPI REVIEW Exam Questions And
Answers 2025 Update.
Ultrasound Crystal vibrate in BLANK mode - Answer✔Thickness
How many rows is a 2D image - Answer✔3-9 rows
units of power - Answer✔Watts (W) cm squared
units of pressure - Answer✔Pascal, mmhg, (mercury), Atm, dyne
What unit is used to compare / measure amplitude - Answer✔Decibel
If we increase density of a medium it's propagation. Speed will - Answer✔Decrease
If temp increases then speed - Answer✔Increases
* Fact * bulk modulus means stiffness - Answer✔
What tx has a motor? (Mechanical tx) - Answer✔PEDOF
What is the device that converts one form of energy into another form of energy? -
Answer✔Transducer
What device transforms electricity into sound ? (Reverse pieazo) or sound (echos) to electricity
(voltage-pieazo electricity) - Answer✔Ultra sound Transducer
What are the positive qualities of man made pieazo composite? (Newly engineered crystals) -
Answer✔Increased sensation, wide band with, feasible harmonic imagine, impedance of Crystal
(better transmission of sound through tissue)
A curvilinear tx is also called what ? - Answer✔Convex tx
Sonographic frames are composed of how many scan lines ? - Answer✔96-256
Volume imagining or surface rendering means ? - Answer✔Slices of 2D image but put together
to create 3D images
Intensity and power have what type of relationship - Answer✔Direct. If power increases by 2
then intensity also increases by 2
1
