Chap 1 Flashcards

(40 cards)

1
Q

ALARA

A

As low as reasonably achievable

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2
Q

Projection

A

How the body part is being examined/ where the central ray enters and exits the patient towards the image receptor

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3
Q

Axil

A

Angulation of the X-ray tube most commonly by angling the central ray

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4
Q

Cephalic

A

Towards the feet

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5
Q

Cephalic

A

Towards the head

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6
Q

Caudal

A

Towards the feet

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7
Q

Prone

A

Laying flat on the stomach

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8
Q

Decubitus

A

Horizontal central ray enters the body on one side and exits on the other

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9
Q

Code of ethics

A

Consists of 10 statements that serve as a 10 professional behavior guide for RTs

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10
Q

How many rules of ethics are there and what is it ?

A

22
Mandatory standard ls of minimally professional conduct

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11
Q

Name the three types of motions

A

Involuntary
Voluntary
Equipment

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12
Q

What are the 4 different types of IR (image receptor l)

A

•Solid state digital
•Photostimulable storage image plate (PSP IP)
•Fluoroscopic image receptor
•Cassatte tape with film

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13
Q

Name the two types of DR

A

Tethered
Wireless

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14
Q

What do Grids do?

A

Reduce scattered radiation to the image receptor (IR)

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15
Q

What is the purpose of positioning aids ?

A

Used to ensure a body part remains still and in the appropriate posture

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16
Q

What are the three prime technical factors radiographers can control ?

A

Milliamperage (MA)
Kilovolt peak (KVP)
Exposure time

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17
Q

What are the three general IR positions

A

Lengthwise 14x 17x
Crosswise 17x 14
Diagonal

18
Q

What are the measurements of crosswise

19
Q

What are the measurements of lengthwise?

20
Q

SID measurements

A

40 inches ( used in most exams)
48 inches (recent increase in many facilities)
72 inches (used with increased OID to reduce image magnification)

21
Q

If the SID is not mentioned for image quality what is the minimum recommend?

22
Q

SSD

A

Source to skin distance

23
Q

What are the two types of accessory equipment?

A

Positioning aids
Grids

24
Q

What is included in the exam room?

A

X-ray machine
Tabletop
Accessories (positioning aids and grids)

25
How often do we clean the equipment ?
After every use!
26
What are standard precautions?
Hand hygiene Use of PPE Follow respiratory hygiene/cough etiquette principle
27
What do we verify prior to starting an exam?
Patients clinical history Verify the procedure ordered Name and date of birth Last cycle/pregnant Observe conditions/abnormalities
28
How do we reduce motion ?
Shorter exposure time
29
What do grids do?
Reduce radiation scatter; this improves contrast of the radiographic image
30
SSD
Source to skin distance
31
SOD
Source to object
32
The NRCP recommends that the SSD shall not be less than ____ inches and should not be greater than ____ inches
12, 15
33
What is included in the exam room?
X-ray machine Tabletop Accessories (positioning aids, grids)
34
How often do we clean the equipment ?
After every use
35
What are standard precautions ?
Hand hygiene Use of PPE Follow respiratory hygiene/cough etiquette principle
36
What are the two great cavities ?
Abdominal and thoracic
37
What is included in the thoracic cavity ?
Pleural membrane Lungs Trachea Esophagus Pericardium Heart and vessels
38
What is included in the abdominal cavity
Peritoneum Liver Gallbladder Pancreas Spleen Stomach Intestines Kidney Ureters Major blood vessels
39
What is in the pelvic cavity ?
Rectum Reproductive system Bladder
40
How many regions are the abdomen divided into ?
9