Chapter 12: SPI Study Guide

This transducer contains a single, circular, disc-shaped active element that is physically moved. Movement creates a scan plane

• Mechanical Transducer

• Linear Phased Arrays

• Annular Phased Arrays

• Curvature Phased Array

The image created by this transducer is a fan-or sector shaped

• Mechanical

• Linear Array

• Curvature Array

• Annular Array

What happens if the Mechanical transducer is damaged?

• Image is lost

• Image is partially lost

• Part of the image is vertically lost

• Part of the image is horizontally lost

Modern transducers contain multiple active elements called

• Mechanical

• Array

• Linear

• Curvature

An array comprises a single slab of PZT cut into a collection of separate pieces called

• Arrays

• Elements

• Channel

• Mechanical

This is a combination of the active element, wire and system electronics

• Arrays

• Mechanical

• Elements

• Channels

What type of transducer has active elements are arranged in a straight line

• Linear

• Annular

• Convex

• Curvature

What type of transducer has elements are arranged as circular rings with a common center

• Linear

• Curvature

• Annular

• Convex

What type of transducer has active elements are arranged in a bowed or arched line. This can also be called curved or curvilinear array.

• Linear

• Annular

• Convex

This transducer is compacted; footprint or the face of the transducer that comes into contact with the skin, is a small square about 1 centimeter on each side.

• Linear

• Annular

• Convex

• Curvature