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CAMRT Final Review > Final Review > Flashcards

Final Review Flashcards

1
Q

QA exposure time

A

+/- 5% accuracy

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2
Q

Collimator light field and actual xray field

A

Within 2% SID

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3
Q

kV meter

A

+/- 4 kV

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4
Q

Reproducibility

A

+/- 5%

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5
Q

Focal spot size, linearity, reproducibility, filtration, kV, exposure time

A

Test annually

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6
Q

Collimator

A

Semiannually

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7
Q

CR for AP L5-S1

A

30-35 degrees

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8
Q

CR L1-L4

A

Perpendicular

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9
Q

AP shoulder extrrnal rotation

A

Epicondyles parallel

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10
Q

AP shoulder internal rotation

A

Epicondyles perpendicular

Humerus, elbow, and forearm lateral

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11
Q

ERCP Cm injected in

A

CBD

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12
Q

Cervical oblique position demonstrate

A

Intervertebral foramina

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13
Q

Cervical lateral position

A

Apophyseal joint

Intervertebral disc spaces

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14
Q

Higher SNR produces

A

Higher quality image

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15
Q

Barium in fundus

A

Px supine

Ap projection, LPO

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16
Q

Size distortion

A

Magnification

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17
Q

Improper alignment of tube, part and IR

A

Shape distortion (foreshortening, elongation)

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18
Q

High frequency generators

A

Small size, nearly constant voltage potential, decrease px dose

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19
Q

Tissue is most sensitive to radiation when it is in

A

Oxygenated condition

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20
Q

6 inch air gap (OID)

A

Increases image contrast (much SC will not reach the IR)

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21
Q

Duodeno-jejunal flexure

A

Angle of treitz

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22
Q

PSP storage plate

A
  1. Protective layer
  2. Phospor Layer - barium fluorohalide layer
  3. Reflective Layer -ditect emiited light to CR reader
  4. Base
  5. Antistatic Layer
  6. Lead Foil - absorb backscatter
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23
Q

Lateral lumbar

A

Intervertebral disk
Intervertebral foramina
Spinous process

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24
Q

Oblique Lumbar

A

Apophyseal articulation

Posterior oblique - close to IR
Anterior oblique - farthest

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25
Q

Reproducibility

A

Repeated exposure in a given technique - provide consistent intensity

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26
Q

Linearity

A

Mas values, diff ma station with app exposure time adjustments - provide consistent intensity

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27
Q

Line focus principle

A

Actual focal spot larger than effective focal spot

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28
Q

LAO

A

Gb moved away form spine

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29
Q

Aspirin

A

Analgesic

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30
Q

Heparin

A

Anticoagulant

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31
Q

Fuoroscope table top intensity

A

Not exceed 10 R/min

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32
Q

SSD fixed fluoroscopic equipment

Mobile fluoroscopic

A

Atleast 15 in

Atleast 12 in

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33
Q

KV will decrease to 15%, density will

A

Cut in half

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34
Q

Artifact in using geid for DR imaging

A

Aliasing or grid effect

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35
Q

Degree of lateral motion

A

L and R bending

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36
Q

Degree of AP motion

A

Lateral flexion, extension

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37
Q

Blow out fracture

A

Fracture of the inferior orbital wall

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38
Q

Olecranon process best demonstrated in

A

Lateral position , also acute flexion position

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39
Q

Internal oblique elbow

A

Coronoid process

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40
Q

External oblique elbow

A

Radial head free of superimposition

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41
Q

Decrease exposure factor to

A

Emphysema
Pneumothorax
Multiple myeloma

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42
Q

Parrial transfer of incident photon energy

A

Compton scattering

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43
Q

SID and magnification

A

Inversely proportional

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44
Q

Administered parenterally

A

By any route other than orally

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45
Q

Bony growth at dorsal surface of 3rd MCJ

A

Carpal boss

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46
Q

CR for knee: 19-24 cm bet ASIS and table (Sthenic Px)

A

CR perpendicular

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47
Q

Less than 19cm (Asthenic)

A

CR - 5degrees caudad

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48
Q

Greater than 24cm (hypersthenic)

A

CR 5 degreas cephalad

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49
Q

When you controls arterial tension in sphymomanometer

A

Brachial artery is temporarily collapsed

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50
Q

Left upper quadrant

A

Fundus of stomach

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51
Q

Unlawful laying of hands on px

A

Battery

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52
Q

Threat or touching or latong hands

A

Assault

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53
Q

Px states that he or she no longer want to continue procedure and is ignored

Restraining devices are improperly used

A

False imprisonment

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54
Q

Change non grid to grid exposure

A

No grid - 1 x original mAs

5: 1 grid - 2
6: 1 - 3
8: 1 - 4
12: 1 - 5
16: 1 - 6

mAs1 = grid factor 1
______. _____________
mAs2. grid factor 2

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55
Q

Symptoms of hypoglycemia

A

Fatigue
Restlessness
Irritability
Weakness

56
Q

Lumbar apophyseal not well visualized in posterior oblique and pedicle is seen on the posterior aspect or vertebral body

Pedicle seen on anterior aspect of vertebral body

What to do

A

Decrease degree of px rotation

Increase rotation

57
Q

Image intensifier Magnification mode

A

Less noise
Improved contrast resolution
Improved spatial resolution

58
Q

Controlled area

Uncontrolled

A

Workers , 100mR/ week

Public, 10mR/ week

59
Q

PA projection abdomen

A

Ilia is froeshortened

60
Q

Radiation passing to tissue and depositing energy through ionization procees

61
Q

Plantodorsal calcaneus

A

Sustentaculum tali, trochlear process, calcaneal tuberosity

62
Q

Asthenic, gb located at

A

Lower at medial

63
Q

Saddle - diarthrotic jt

A

Carpometacarpal jt

64
Q

Amphiarthrotic jt

A

Slightly movable

65
Q

Synarthrotic jt

66
Q

CR for cervical posterior oblique

A

15-20 degrees cephalad

Farther from IR

67
Q

Crescent-shaped artifacts (crinkle marks)

Black crescent

A

Bending film acutely

Bending after exposure

68
Q

Tree like branching black marks

A

Static electrical discharge (cold,dry weather)

69
Q

Portion of xray beam where effective focal spot is largest

A

Cathode end

70
Q

Weght bearing lateral

A

Longitudinal arch

71
Q

Increase/decrease exposure

Fibrosarcoma
Paralytic ileus (obstruction)
72
Q

Differential absorption related to

A

Subject contrast

Pathology

73
Q

Recorded detail related to

A

Motion
Focal spot size
OID

74
Q

Increase/decrease exposure factor

Edema
Ascitis
Acromegaly

75
Q

Spoken defamation

Written defamation

A

Slander

Libel

76
Q

Raise blood pressure

A

Norepinephrine

77
Q

Nitroglycerin

A

Vasodilator

78
Q

Heparin

A

Decrease coagulation

79
Q

Lidocaine

A

Local anesthetic, antidtsrhytmic

80
Q

Focal spot blur, geometric blur greatest in

A

Anode side

81
Q

Talus articulate anteriorly woth

82
Q

Navicular articulates laterally to

83
Q

Window level decreases, brightness

84
Q

Barium filled pylorus and duodenum
Esophagus between vertebrae and heart
PA Oblique sternum

What position?

85
Q

Anterior oblique position for axillarynportins of ribs

A

Affected side away from IR

86
Q

ESE for chest PA

87
Q

Xray intensity across promary beam can vary as much as 45% describes the

A

Anode hell effect

88
Q

Mutual induction

A

High voltage transformer

89
Q

Self induction

A

Auto transformer

90
Q

Telescoping of the bowel causing mechanical obstruction

A

Intussusception

91
Q

Resolution can be expressed in terms of

92
Q

Loss of density at lateral edge

A

SID was too great

93
Q

Articular surfaces of femur and patella

A

Tangential, sunrise projection

94
Q

Crystalline material lacking typical crystalline structure

95
Q

Evaluate timer accuracy, rectifier efficiency in single phase

A

Spinning top test

96
Q

Introduction of CM into kidd ya via catheter, not a functional study of urinary syatem

A

Retrograde Urography

97
Q

Energy to efect K shell electon from tungsten atom

A

Atleast 70 kEv

98
Q

Position for sternlclavicular joints

A

15 degrees oblique

Side interese nearest to IR

99
Q

Allows continuous rotation of xray tibe -and continuos couch movement (elimination of cables)

A

Slip rings

100
Q

Invasion of privacy

False imprisonment

A

Intentional misconduct

101
Q

Most radiosensitive part of the cell cycle

102
Q

SMV oblique axial of zygomatic arches, skull rotation

A

15 degrees toward affected side

103
Q

Wavi linear lines, occur in CR using starionary grids

A

Aliasing effect, Moire effect

104
Q

Anode with small angle provides improved recorded detail and improves heat capacity

A

Line focus principle

105
Q

Grid cut off everywhere except central vertical strip image

A

Incorrect grid placement

106
Q

3 phase 6 pulse

3 phase 12 pulse

A

13% voltage ripple

4% voltage ripple

107
Q

Lumbar puncture is at level of

108
Q

Atelectasis

Increase/ decrease exposure

109
Q

Acetaminophen

A

Antipyretic - reduce fever

110
Q

Ipecac

A

For vomiting, emetic

111
Q

Lasix (furosemide)

112
Q

RAO position of stomach demonstrates

A

Puloric canal and duodenal bulb

113
Q

Retroperitoneal structures

A 
Kidneys
Adrenal gland
Pancreas
Duodenum
Ascending and descending colon
Portions of aorta
Inferior vena cava
114
Q

PA Axial Caldwell

A

Demonstrates frontal and ethmoid sinuses

115
Q

Frontal view of sternum

116
Q

Condition that results from a persistent foramen ovale

A

An atrial septal defect

117
Q

Interspaces between the first and 2nd cuneiforms best demonstrated

A

Lateral Oblique foot

118
Q

Sternal angle at level of

119
Q

Portion of humerus articulates with ulna to form elbow joint

120
Q

Elbow flexed 80 degrees, CR 45 degrees laterally from the shoulder to the elbow joint, structures best demonstrated?

A

Coronoid process

121
Q

Articular facets of L5- S1 are best demonstrated

A

30 degree oblique

122
Q

Introduction of radiopaque CM through uterine cannula

A

Hysterosalpingogram

123
Q

Position of shoulder in which greater tubercle is superimposed on humeral head?

A

Internal rotation

124
Q

Diarthrotic

A

Knee and tmj

125
Q

Used to evaluate glenohumeral joint

A

Scapular Y
Inferosuperior Axial
Transthoarcic lateral

126
Q

Scapular y projection

A

Scapular border should be superimposed on humeral shaft

Oblique projection of shoulder

127
Q

AP projection of the L5-S1 interspace

A

Px AP with 30-35 degree angle cephalad

128
Q

Demonstrate cranial base, sphenoidal sinuses, atlas and odontoid process

129
Q

Talocalcaneal joint visualize

A

Plantodorsal projection of os calsis

130
Q

Talotibial joint is visualize

Tibia and fibula superimpose

A

Lateral ankle

131
Q

PA axial of paranasal sinuses

A

OML is elevated 15 degrees from the horizontal

Frontal and ethmoidal sinuses are visualized

132
Q

Billiary tract calculi

Gallbladder calculi

A

Operative cholangiography

133
Q

Demonstrate vesicoureteral reflux

A

Voising cystourethrogram

134
Q

Clavicular body

Acromioclavicular jt

A

True AP projection of Clavicle

135
Q

OML forming 37 degree with IR, CR perpendicular exiting at acanthion best demonstrate

A

Facial Bones

136
Q

Ap trendelenburg during upper GI to demonstrate

A

Hiatal hernia

CAMRT Final Review (1 decks)

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