2024 Flashcards

1
Q

schatzi ring is seen in which portion of the gastrointestinal tract

A

esophagus

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2
Q

the esophagus is ________ to the trachea

A

posterior

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3
Q

the filling of the inner - shell electron vacancy in the photoelectric effects is called the

A

cascade effect

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4
Q

a mekel diverticulum is seen in what part of the GI track

A

distal ileum

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5
Q

as what shell level does photoelectric absorption take place

A

inner shell K or L

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6
Q

for exposure timer accuracy testing, the acceptable percentage of accuracy must be plus or minus what percent

A

5

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7
Q

for the Gaynor - Hart method of hand x ray, state the range the CR is angled to the long axis of the hand

A

25 - 30 degrees

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8
Q

for the norgaard method or projection is also commonly called what position

A

ball catchers position

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9
Q

in a laser scanner, what device is responsible for amplifying light & sending it forward to the ADC

A

photodetector

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10
Q

in indirect digital conversion - what is the photoconductor constructed of ?

A

hydrogenated amorphous silicon

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11
Q

in what x radiation interaction does the Auger effect occur

A

photoelectric

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12
Q

refers to the ability of the digital system to display subtle changes in shades of gray

A

contrast resolution

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13
Q

refers to the range of exposure diagnostic image values the image detector is able to produce

A

latitude

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14
Q

state the formula for figuring penumbra

A

focal spot size x OID/SOD

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15
Q

term that describes the efficiency of a system in how it converts x ray input signal into a useful output image

A

quantum efficiency

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16
Q

the medical condition where the lungs are not fully inflated

A

atelectasis

17
Q

the fisk modification view is of what body part

A

bicipital groove

18
Q

SI joints are known as what type of joint

A

irregular gliding or synovial fibrous joint

19
Q

the term used to describe the force or strength of electron flow

A

potential difference

20
Q

the act of listening to sounds of the body with a stethoscope is known as

A

auscultation

21
Q

broviac & hickman are types of

A

central venous catheters

22
Q

unicellular organisms that are neither plants nor animals

23
Q

a Eukaryotic organism with a nucleus & membrane bound organelles

24
Q

chemicals that alter the environment available to the microbe are called

A

disinfectants

25
the practice of reducing the number of microorganisms to safe levels
sanitizing
26
the removal or destruction of infected material
medical asepsis
27
a levin tube is a common single lumen tube used as a
NG tube (nasogastric)
28
the radiation absorbed dose that affects different organs and organ systems is derived from the
EfD or effective dose
29
the highest amount of natural background radiation comes from what source
radon