Arrays are operated in two ways called ____ and ____.

Which scan format uses both sequencing and phasing to scan the anatomy?

You are using a 7.5 MHz, 6cm linear array transducer to image a structure. What is the width of the image?

The ultrasound gel has greater impedance that the matching layer but less than the impedance of the skin.

Transducer assemblies are also called, except:

What type of transducer could you choose to produce a beam that is symmetrical and focused at multiple times about the beam axis?

Electronic focusing and scanning by having the elements activated with small time delays describes which of the following?

The image shape of a vector array transducer is ____.

A rectangular image display would be seen when using a ____ transducer.

The range of useful frequencies involved or contained in an ultrasound pulse is called ____.