Ultrasound Machine Flashcards

1
Q

where radiation comes from

A

source

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2
Q

source of radiation in ultrasound

A

probes

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3
Q

each probe has different purpose.

TF

A

True

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4
Q

before doing the probes, we need to apply the what

A

transducer gel

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5
Q

its purpose is to reduce friction in probese

A

transducer gel or acoustic gel

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6
Q

transducer gel is usually warm

TF

A

false it is cold

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7
Q

procedure for ultrasound

A
  1. know the procedure
  2. remove any obstructions
  3. transducer to reduce friction and clear image
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8
Q

it comes from the word gonad, meaning reproductive system

A

gonadal shielding

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9
Q

this shielding is useed for btoh males and femalees

A

gonadal shielding

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10
Q

shields not only the gonads, but also other sensitive organs such as the spleen

A

lead apron

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11
Q

the purpose of these is to reduce the radiation interaction of our bodies. however, it does not entirely protect us

A

shield

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12
Q

where the viewbox is. this is where you can see the images

A

negatoscope

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13
Q

this is where you view images after processing

A

negatoscope

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14
Q

if its dark you cannot see anything in the negatoscope.

TF

A

true

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15
Q

do not leave patients in wheelchair unattended, even more when it is unlocked.

A

wheelchair

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16
Q

in terms of transfer, how should a wheel chair be moved.

A

parallel

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17
Q

this is where we manipulate technical factors

A

control console

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18
Q

this is where we shoot xrays

A

control console

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19
Q

the purpose of the window or lead glass in control console is to reduce what

A

radiation interaction for the controller of the console

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20
Q

parts of portable x-ray machine

A

switch
x-ray tube
beam restrictor

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21
Q

types of xray switch

A

half and full switch

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22
Q

this is what we use when we expose radiation

A

switch

23
Q

it is used to gather x-ray energy

A

half push or half switch

24
Q

it is used to exppose the patient to the x-ray. to balls the patient with x ray

A

full push/ fulll switch

25
Q

this is where x ray goes out of

A

x ray tube

26
Q

the light that we see in x ray

A

beam restrictor

27
Q

how does the light changes in x ray depending on the need of the patient

A

smaller or bigger

28
Q

it is the device designed to control and minimize scatter radiation by limiting the x-ray field size to only the anatomy of interest.

A

beam resetrictor

29
Q

there needs to be allowance for the x ray beam for what

A

to avoid shortage of image that will result in repeat exposure.

30
Q

x ray procedure for patients

A
  1. know the procedure
  2. remove obstructions
  3. move the arms to the side.
31
Q

different kinds of position of the patient, different body parts to be evaluated

A

positioning chart

32
Q

each projection or procedure has its own purpose. it depends on what we need to evaluate

A

positioning chart

33
Q

this is where we put the film cassette

A

vertical cassette holder (vchs)

34
Q

image receptor

A

receivere of radiation

35
Q

inside of this is a film

A

cassette

36
Q

each cassette has different purpose: enumerate

A

10x12 - head
14x14 - chest
14x17 - pelvis, thigh (longest so diagonal)
17x17 - biggest

37
Q

cassette ideal for head

A

10x12

38
Q

cassette for chest

A

14x14

39
Q

cassette for pelvis and thigh

A

14x17

40
Q

biggest cassette

A

17x17

41
Q

this part of x ray is very sensitive to light

A

film

42
Q

to manipulate the flow of electricity so it won’t overload

A

transformer

43
Q

dark room procedure in developing film

A

1 - wet film with water
2 - dip the film to the developer solution
3 - wet the film with water
4 - dip the film to the fixer solution (vinegar)
5 - wet the film with water
6 - dry

44
Q

different chemicals have their own different purposes for making the images visible

A

true

45
Q

make sure all white light is not present before reloading the film

A

true

46
Q

pwede red light pero make sure na di siya maeexpose ng matagal

A

true

47
Q

red has the lowest energy output of all the colors with violet being the strongest

A

truee

48
Q

if the film is exposed to light, the image will result as dark or overexposed.

A

true

49
Q

no white light should be present when film laoding

A

true

50
Q

is there a maximum time in film loading?

A

no

51
Q

all films are sensitive to light, and those that are not sensitive are digital based cassette/receptors

A

true

52
Q

this is where you put the name of patient in xray

A

blocker

53
Q
A