Properties of an Ultrasound Transducer

Question 1

Beam steering in a phased array transducer is achieved by

Answer 1

Firing the elements sequentially one after another.

Question 2

True/False: Beam stepping is the same as beam steering?

Answer 2

False

Question 3

True/False: Each element in a curvilinear transducer will produce one beam.

Answer 3

False

Question 4

True/False: All elements in a curvilinear transducer will be used for the production of each ultrasound beam.

Answer 4

False

Question 5

Phased array transducers are not preferred in the examination of lower extremity veins as:

Answer 5

The footprint is too small and the angle achieved between the scanline and vessel is not always parallel

Question 6

A ________array transducer is preferred for superficial imaging due to its
_________ field of view.

Answer 6

Linear, rectangle.

Question 7

Why are phased array transducer used in cardiac imaging?

Answer 7

Their narrow footprint