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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
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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
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
, Page | 2
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
