DMS 216 FINAL EXAM WITH QUESTIONS AND ANSWERS LATEST
UPDATE 2026
which mode is excellent at determining depth and thickness of a structure - (answer)A mode
When an entire image is too bright or too dark, adjustments to either output power or receiver gain will
correct the problem - (answer)ALARA
method uses sonographic information from several different imaging angles to produce a single image -
(answer)spatial compounding
power of an ultrasound wave can be expressed by which unit - (answer)hertz
POCUS - (answer)point of care ultrasound system
pulse duration is equal to what - (answer)# of cycles x period
which region of the TGC indicates the max. amount of compensation that the receiver can provide -
(answer)far gain
Do high or low frequency transducers have the best range resolution? - (answer)- low
wave interference - (answer)when waves lose their individual characteristics and combine to form one
wave
how many characteristics is 2D transducers described by - (answer)- 5
what mathematical operations can be used with decibels - (answer)only addition and subtraction
basic ultrasound transducer shape - (answer)cylindrical tube
high pixel density characteristics - (answer)smaller pixels
UPDATE 2026
which mode is excellent at determining depth and thickness of a structure - (answer)A mode
When an entire image is too bright or too dark, adjustments to either output power or receiver gain will
correct the problem - (answer)ALARA
method uses sonographic information from several different imaging angles to produce a single image -
(answer)spatial compounding
power of an ultrasound wave can be expressed by which unit - (answer)hertz
POCUS - (answer)point of care ultrasound system
pulse duration is equal to what - (answer)# of cycles x period
which region of the TGC indicates the max. amount of compensation that the receiver can provide -
(answer)far gain
Do high or low frequency transducers have the best range resolution? - (answer)- low
wave interference - (answer)when waves lose their individual characteristics and combine to form one
wave
how many characteristics is 2D transducers described by - (answer)- 5
what mathematical operations can be used with decibels - (answer)only addition and subtraction
basic ultrasound transducer shape - (answer)cylindrical tube
high pixel density characteristics - (answer)smaller pixels
