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Contrast Media > I > Flashcards

I Flashcards

1
Q

ARE DIAGNOSTIC AGENTS THAT ARE INSTILLED INTO BODY ORIFICE OR
INJECTED INTO THE VASCULAR SYSTEM, JOINTS AND DUCTS TO ENHANCE
SUBJECT CONTRAST IN ANATOMIC AREAS WHERE THERE IS LOW SUBJECT
CONTRAST.

A

Contrast Media

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2
Q

• A MATERIAL THAT IS BEING INGESTED OR INJECTED INTO THE BODY FOR
VISUALIZATION OF THE ORGAN.

A

Contrast Media

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3
Q

• SUBSTANCE HAVING EITHER A HIGHER OR LOWER ATOMIC NUMBER THAN THE
SURROUNDING TISSUES WHICH ARE USED TO REPRESENT ORGANS OF THE BODY WHICH ARE NOT VISUALIZED IN A PLAIN RADIOGRAPHY.

A

Contrast Media

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4
Q

• SERVES AS A DIAGNOSTIC AND THERAPEUTIC AID TO PHYSICIAN TO VISUALIZE CERTAIN TISSUES/ ORGAN.

A

Contrast Media

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5
Q

Types of Contrast Media

A

Radiopaque and Radiolucent

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6
Q

 APPEARS WHITE (DECREASED DENSITY) ON THE RADIOGRAPH
(EX. BARIUM SULFATE, IODINE).

A

RADIOPAQUE

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7
Q

 ALSO KNOWN AS POSITIVE CONTRAST MEDIA.

A

Radiopaque

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8
Q

 COMPOSED OF ELEMENTS WITH HIGH ATOMIC NUMBER.

A

Radiopaque

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9
Q

 APPEARS BLACK (INCREASED DENSITY) ON THE RADIOGRAPH
(AIR, NITROGEN, CARBON DIOXIDE).

A

RADIOLUCENT

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10
Q

 ALSO KNOWN AS NEGATIVE CONTRAST MEDIA.

A

Radiolucent

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11
Q

 COMPOSED OF ELEMENTS WITH LOW ATOMIC NUMBER.

A

Radiolucent

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12
Q

Four Physical States of Contrast Media

A

Oil
Tablets
Powder
Liquid

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13
Q

EXAMPLE: PANTOPAQUE, DIONOSIL
- USED IN MYELOGRAM AND BRONCHOGRAM STUDIES

A

Oil

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14
Q

USED IN GALL BLADDER STUDIES

A

Tablets

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15
Q
  • USED IN GASTRO INTESTINAL TRACT
    ESOPHOGRAM, BARIUM ENEMA, AND SMALL INTESTINAL STUDIES.
A

Powder

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16
Q
  • EXAMPLE ALL IODINATED AND NON-IONIC CONTRAST MEDIUM.
A

LIQUID

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17
Q
  • FOR EXAMINATION OF THE ESOPHAGUS
  • FOR SMALL INTESTINE
  • FOR UPPER GI SERIES
A

 BASO4 (BARIUM SULFATE)

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18
Q
  • ARE USED IN THE EXAMINATIONS OF THE GI, KIDNEYS, GALLBLADDER,
    PANCREAS, HEART, BRAIN, UTERUS, SPINAL COLUMN, ARTERIES, VEINS AND
    JOINTS.
A

IODINATED FORM

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19
Q
  • ATOMIC NUMBER OF 53.
A

Iodinated Form

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20
Q

is the property of two substances to mix in all proportions forming a homogeneous mixture.

A

Miscibility

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21
Q
  • A MEASURE OF THE AMOUNT OF CHEMICAL SUBSTANCE THAT
    CAN DISSOLVE IN WATER AT A SPECIFIC TEMPERATURE.
A

WATER SOLUBILITY

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22
Q

 IN VASCULAR APPLICATIONS AN IMMEDIATE DILUTION WITH BLOOD.

A

Water Solubility

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23
Q
  • A MEASURE OF A FLUID’S RESISTANCE TO FLOW.
A

VISCOSITY

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24
Q

 IS A MEASURE OF THE FLUIDITY OF SOLUTIONS

A

Viscosity

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25
Q

Viscosity is measured in _____ per second

A

millipascals (mPA)

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26
Q
  • THE CONCENTRATION OF PARTICLES DISSOLVED IN A FLUID.
A

OSMOLALITY

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27
Q

THE MOST COMMON TYPE OF CONTRAST USED IN IMAGING OF THE GI SYSTEM.

A

Barium Sulfate

28
Q

– 1 ATOM OF BARIUM, 1 ATOM OF SULFUR AND 4 ATOMS OF OXYGEN
THUS IT IS A COMPOUND.

A

BASO4

29
Q

Barium Sulfate has an atomic number of

A

56

30
Q

Iodinated Form has an atomic number of

A

53

31
Q

Types of Barium Sulfate

A

Commercial
Plain BaS04

32
Q

A TYPE OF BARIUM SULFATE THAT
HAS FLAVORING AND ADDITIVES

A

COMMERCIAL

33
Q

HAS A VERY UNPALATABLE TASTE BUT ITS ADVANTAGE LIES IN THE FACT
THAT IT ADHERES WELL ON THE MUCOSA OF THE ORGAN

A

PLAIN BASO4

34
Q

 ARE CONTRAST AGENT SALTS OF ELECTRICALLY NEGATIVELY CHARGED ACIDS CONTAINING IODINE THAT IONIZES IN SOLUTION AND CAUSES MORE PATIENT DISCOMFORT.

A

IONIC CONTRAST MEDIA

35
Q

A CONTRAST AGENT THAT DOES NOT IONIZE IN SOLUTION AND IS
SAFER, LESS PAINFUL, AND BETTER TOLERATED BY THE PATIENT.

A

NON-IONIC CONTRAST MEDIA

36
Q

Have higher osmolality

A

Ionic CM

37
Q

Have lower osmolality

A

Non-ionic CM

38
Q

is a severe, potentially life- threatening allergic reaction. It can occur within seconds or minutes of exposure to something you’re allergic to, such as a peanut or the venom from a bee sting

A

Anaphylaxis

39
Q

TEST DONE TO CHECK PATIENT TOLERANCE TO CM.

A

SENSITIVITY TEST

40
Q

IS INJECTED TO PATIENT FOR ANY
ALLERGIC REACTION.

A

ANTIHISTAMINE

41
Q
  • ONE DROP OF CONTRAST MEDIUM IS PUT INTO THE SCLERA (WHITE PART OF THE EYEBALL)
A

SCLERAL METHOD

42
Q
  • ONE DROP OF CONTRAST MEDIUM IS
    DEPOSITED INTO THE INFERIOR BASE OF THE TONGUE.
A

SUBLINGUAL METHOD

43
Q
  • ONE CC. OF CONTRAST MEDIUM IS JUST BENEATH THE SKIN (SKIN TEST)
A

INTRADERMAL METHOD

44
Q
  • ONE CC. OF CONTRAST MEDIUM IS INJECTED INTO THE VEIN
A

INTRAVENOUS METHOD

45
Q

Methods of Administering CM

A

Direct
Indirect

46
Q

• TERM APPLIED FOR THE RADIOLOGIC EXAMINATION OF THE SALIVARY GLAND
& DUCTS WITH THE USE OF CONTRAST MEDIUM

A

SIALOGRAPHY

47
Q

• USE TO DEMONSTRATE INFLAMMATORY LESIONS & TUMOR TO DETERMINE THEEXTENT OF SALIVARY FISTULAE & TO LOCALIZE DIVERTICULAE, STRICTURES AND
CALCULI

A

Sialography

48
Q

• EXAMINATION DONE ONE AT A TIME (PER GLAND)

A

Sialography

49
Q

• SRE USING POSITIVE CONTRAST TECHNIQUE TO INVESTIGATE SUSPECTED TUMORS
OF THE SOFT PALATE.

A

PALATOGRAPHY

50
Q

• SRE USING POSITIVE CONTRAST TECHNIQUE TO INVESTIGATE SUSPECTED TUMORS
OF THE SOFT PALATE.

A

PALATOGRAPHY

51
Q

• SRE OF THE NASOPHARYNX USING NEGATIVE AND POSITIVE CM.

A

NASOPHARYNGOGRAPHY

52
Q

• OPAQUE STUDY OF THE PHARYNX MADE WITH AN INGESTIBLE CONTRAST MEDIUM

A

PHARYNGOGRAPHY

53
Q

• OPAQUE STUDY OF THE PHARYNX MADE WITH AN INGESTIBLE CONTRAST MEDIUM

A

PHARYNGOGRAPHY

54
Q

THE ACT OF SWALLOWING & DONE IN RAPID & HIGHLY COORDINATED ACTION OF MANY MUSCLES.

A

DEGLUTITION

55
Q

• BOLUS CM MUST BE PROJECTED INTO THE PHARYNX AT THE HEIGHT OF THE ANTERIOR MOVEMENT OF THE LARYNX.

A

PHARYNGOGRAPHY

56
Q

• A PRACTICAL TECHNIQUE FOR
SYNCHRONIZING THE EXPOSURE WITH
THE HEIGHT OF SWALLOWING ACT IN
DEGLUTITION STUDIES OF THE PHARYNX
AND SUPERIOR ESOPHAGUS.

A

GUNSON METHOD

57
Q

• STATIONARY OR TOMOGRAPHIC NEGATIVE CONTRAST STUDIES OF THE AIR-CONTAINING
LARYNGOPHARYNEAL STRUCTURES

A

LARYNGOPHARYNGOGRAPHY

58
Q

• TEST THE ELASTICITY OF THE HYPO-PHARYNX & THE PIRIFORM RECESSES

A

Modified Valsava’s Maneuver

59
Q

• REVERSE PHONATION & ASPIRATE OR
ASPIRANT MANEUVER FOR THE
DEMONSTRATION OF THE LARYNGEAL
VENTRICLE

A

INSPIRATORY PHONATION

60
Q

• TEST THE ELASTICITY & FUNCTIONAL
INTEGRITY OF THE GLOTTIS

A

Valsava’s Maneuver

61
Q

• TEST ABDUCTION OF THE VOCAL CORDS

A

QUIET INSPIRATION

62
Q

• EXPIRATORY PHONATION TEST ADDUCTION OF THE VOCAL CORDS

A

NORMAL (EXPIRATORY) PHONATION

63
Q

• THE ONLY PROJECTION THAT GIVES AN
UNOBSTRUCTED VIEW OF THE SUBLINGUAL GLAND.

A

Axial Projection Intraoral Method

64
Q

Show complete closure of the glottis

A

Valsava’s Maneuver

65
Q

Show open (abducted) vocal cords

A

Quite Inspiration

66
Q

Show close (adducted) vocal cords

A

Normal Expiratory Phonation

Contrast Media (6 decks)

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