Physics of Sonography; Transducer Physics and Terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| A complete scan of Ultrasound beam is called a _____. | show 🗑
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| The two methods of sending out scan lines to form an image are _________ and _________. | show 🗑
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| Electronic Scanning is the dominate form of transducers. True or False? | show 🗑
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| show | A grouping arrangement of parts forming a complete unit
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| Name the 3 types of Arrays | show 🗑
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| What are 2 alternate names for Linear Array? | show 🗑
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| show | Rectangular
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| show | Different
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| show | How many elements are fired in each group.
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| show | Sequential
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| show | Electronically
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| show | Curved Sequenced Array; Curved Sequential Array; Curvilinear array
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| show | True
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| Do Linear Sequential Arrays have electronic steering and focusing? | show 🗑
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| Convex Arrays form a ______ image | show 🗑
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| show | sequentially
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| Name 3 types of Arrays for Phased Arrays | show 🗑
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| A phased array applies voltage to all elements at almost the same time. True or False | show 🗑
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| Define Phasing | show 🗑
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| show | Sweeping the beam
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| Sweeping the beam is produced by _____. | show 🗑
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| When steering the beam, a _____ shaped image is created. | show 🗑
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| A Sector is a ______ array | show 🗑
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| What is a Vector? | show 🗑
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| show | True
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| Phased Arrays are used for? | show 🗑
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| One ultrasound pulse can create multiple focal zones. True or False? | show 🗑
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| A single line of elements can focus in how many planes? | show 🗑
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| show | Slice Thickness; Section Thickness
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| show | False; It's the third dimension
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| A single line of elements can electronically focus or steer only in the third dimension. True or False? | show 🗑
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| Focus can be achieved in the third dimension with a _____ or _____ _____ | show 🗑
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| With three rows of elements, phasing can be applied to focus the third dimension electronically. True or False? | show 🗑
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| What eliminates the need for a lens or curved element? | show 🗑
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| What is a Grating Lobe? | show 🗑
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| show | To reduce grating lobes by varying the voltage to individual elements.
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| What is a Vector Array? | show 🗑
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| show | Vector Array
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| show | Phasing that is applied to linear sequential arrays.
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| show | Focused by Phasing
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| show | True
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| show | False; Mechanically
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| show | The Dynamic Focus
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| A Dynamic Focus continually changes as... | show 🗑
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| show | 3d imaging in real time
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Created by:
A-Hole
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