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Ultrasound > Instrumentation And Controls > Flashcards

Instrumentation And Controls Flashcards

1
Q

Displays images in black and white combinations only

A

Bi-stable scanning

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2
Q

A single dimension display consisting of a horizontal baseline

A

A-mode ( Amplitude mode)

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3
Q

A-mode is used for

A

ophthalmology

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4
Q

Spikes depicting the acoustic interfaces

A

Deflection

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5
Q

Two dimensional display of ultrasound.

A

B-mode /Brightness mode

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6
Q

B-mode is also called

A

B-Scan or Gray scale sonography

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7
Q

Used to visualize things that are physically moving.

Tho motion is one dimensional scan line is displayed.

A

M-Mode / Motion Mode

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8
Q

Older references for M-mode

A

TM mode / Time Motion mode

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9
Q

Most commonly used in the evaluation of cardiac valves and fetal heart activity

A

M-mode

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10
Q

Uses the frequency shift of sound waves to measure velocity

A

Doppler

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11
Q

Most commonly used modes of doppler

A

Color - Flow Doppler
Power or Angio Doppler
Spectral Doppler (PW and CW)

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12
Q

Designed to regulate the intensity pf echoes from various depths

A

Controls

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13
Q

Adjusting tge B-mode image

A 
Depth
Gain
Time - gain compensation
Zoom
Keyboard
Focus
Dynamic Range
Extended field of view
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14
Q

Ultrasound Scanning Modes

A 
Bi-stable scanning
A-Mode
B-Mode
M-Mode
Doppler
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15
Q

Controls how much distance into the body the image displays in the far field

Used to adjust the size of the image

A

Depth

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16
Q

Depth is decreased, superficial structures will be

A

Magnified

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17
Q

Knob that adjust the overall UTZ echo signal

A

Gain

18
Q

Allow selective control of gain at different depths

A

Time Gain Compensation (TGC)

19
Q

Allows for the magnification of one area on the screen

A

Zoom

20
Q

Various capabilities as provided by the manufacturers

A

Keyboards

21
Q

Concentrates the sound beam into a smaller beam area than would exist otherwise

A

Focus

22
Q

Determines how many shades of gray are demonstrated on an image

A

Dynamic Range

23
Q

Real time ultrasound successive frames to form a panoramic image as the transducer is moved across the patient

A

Extended Field of View

24
Q

Achieved by manually sliding the transducer in a direction parallel to the scan plane

A

Paranomic imaging

25
Q

Manipulating the image

A 
Freeze
Cine Loop
Trackball
Calipers
Acquiring images
PACS
Output device
26
Q

Used to create a still image on the monitor

A

Freeze

27
Q

Allows operator to review a sequence of acquired image

A

Cine loop

28
Q

Allows the sonographer to select an appropriate image for study

A

Slow - motion review

29
Q

Used for moving objectson the monitor

A

Trackball

30
Q

Available to measure distances

A

Caliper

31
Q

Measurements of utz machine

A

Linear
Circumference
Area
Volume

32
Q

Images may be captured for archival or export

A

Acquiring Images

33
Q

Electronically communicating image and associated imformation to workstation and devices external to the sonigraphic instruments

A

Picture Archiving and Communication Systems

34
Q

Produce to allow videotaping of realtime scanning or to produce hard copies of frozen images

A

Output devices

35
Q

Measurement of the elastic properties of tissue and ultrasound can be used for this purpose

A

Elastography

36
Q

Use of a contrast agent to visualize the patency of the fallopian tube

Investigation of infertility

A

Hysterosalpingo Contrast Sonography

37
Q

Allows physicians to view the features of a baby’s face or hands

A

3D ultrasound

38
Q

Innovative way to examine a moving heart

A

Spatial Temporal Image Correlation (STIC)

39
Q

Smaller and less expensive than conventional full-sized full featured models

A

Portable ultrasound scanners

40
Q

World’s first smartphone based ultrasound imaging system

A

Mobisante

41
Q

To aid in promoting a higher quality of care and greater patient safety across your entire workflow

A

Acuson Freestyle

Ultrasound (6 decks)

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