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CT REG > CT > Flashcards

CT Flashcards

1
Q

AN AVERAGE RANGE FOR ACTIVATED PARTIAL THROMBOPLASTIN TIME (PTT) IS

A

25-35 seconds

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2
Q

WHAT IS THE CORRECT ANGLE OF INSERTION FOR PLACING A BUTTERFLY NEEDLE INTO A VEIN FOR IV CONTRAST

A

15 DEGREES

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3
Q

A TOTAL VOLUME OF 125ML OF AN IODINATED CONTRAST AGENT IS ADMINISTERED INTRAVENOUSLY VIA AUTOMATIC INJECTOR IN 50 SEC. THE FLOW RATE FOR THIS INJECTION IS?

A

TOTAL CONTRAST VOLUME /TIME OF INJECTION.

2.5 ML PER SEC

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4
Q

THE CONDITION WHEREBY THE PATIENT SUFFERS FROM A LOW CONCENTRATION OF OXYGEN IN THE BLOOD IS CALLED?

A

HYPOXEMIA

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5
Q

INSUFFICIENT OXYGENATION OF TISSUE AT THE CELLULAR LEVEL IS CALLED?

A

HYPOXIA

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6
Q

WHAT IS THE TERM FOR LOW BLOOD PRESSURE

A

HYPOTENSION

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7
Q

WHAT IS THE TERM FOR LOW SODIUM LEVELS IN THE BLOOD

A

HYPONATREMIA

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8
Q

WHICH OF THE FOLLOWING SHOULD BE INCLUDED WHEN OBTAINING HISTORY FROM A PATIENT BEFORE IV CONTRAST?
1. ANY PRIOR ALLERGIC REACTIONS TO CONTRAST
2.PRESENCE OF HIV OR HEPATITIS INFECTION
3.HISTORY OF ASTHMA

A

1 AND 3 ONLY

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9
Q

WHICH OF THE FOLLOWING FACTORS MAY AFFECT A PATIENT’S CALCULATED GLOMERULAR FILTRATION RATE (GFR)

1.AGE
2.SEX
3.RACE

A

1,2, AND 3

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10
Q

WHAT IV CONTRAST AGENT ADMINISTRATION METHODS PROVIDES THE GREATEST OVERALL PLASMA IODINE CONCENTRATION?

A

BOLUS TECHNIQUE

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11
Q

A PATIENT IN SHOCK MAY EXHIBIT WHAT SYMPTOMS?

A

RAPID BREATHING,TACHYCARDIA, HYPOTENSION, WEAK PULSE, PALLOR, CYANOSIS,AND COLD CLAMMY SKIN.

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12
Q

THE DRUG SOLU-CORTEF MAY BE CLASSIFIED AS A?

A

CORTICOSTERIOD

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13
Q

SOLU-CORTEF IS A BRAND NAME FOR WHAT?

A

HYDROCORTISONE

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14
Q

WHAT TYPE OF DRUGS ARE USED DURING TREATMENT OF ANAPHYLACTOID REACTIONS TO IODINATED CONTRAST?

A

CORTICOSTEROID

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15
Q

WHAT ARE NONIONIC CONTRAST MATERIAL?

A

1.IOPAMIDOL (ISOVUE)
2.IOHEXOL (OMNIPAQUE)
3. IOPROMIDE (ULTRAVIST)

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16
Q

WHAT IS THE TERM USED TO DESCRIBE A PATIENT WHO IS HAVING DIFFICULTY BREATHING?

A

DYSPNEA

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17
Q

WHAT CONSENT DESCRIBES THE SITUATION IN WHICH AN ASSUMPTION IS MADE THAT AN UNCONSCIOUS OR OTHERWISE PHYSICALLY UNABLE PATIENT CONSENTS TO MEDICAL TREATMENT?

A

IMPLIED CONSENT

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18
Q

COMPLETE CARDIAC DIASTOLE CORRESPONDS TO WHICH PORTION OF TH CARDIAC CYCLE ON AN ELECTROCARDIOGRAM (ECG)

A

T WAVE

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19
Q

COMPLETE CARDIAC DIASTOLE IS WHAT

A

THE PERIOD OF ATRIAL AND VENTRICULAR RELAXATION AFTER HEART CONTRACTION.

20
Q

DURING CT ARTHROGRAPHY, IODINATED CONTRAST IS INJECTED DIRECTLY INTO THE?

A

JOINT SPACE

21
Q

NAME A ISO-OSMOLAR CONTRAST MEDIA (IOCM)

A

IODIXANOL(VISIPAQUE)

22
Q

WHAT DOES IOCM STAND FOR

A

ISO-OSMOLAR CONTRAST MEDIA

23
Q

WHAT DOES LOCM STAND FOR

A

LOW OSMOLAR CONTRAST MEDIA

24
Q

A COMMON SITE FOR THE IV ADMINISTRATION OF IODINATED CONTRAST MEDIA IS THE ANTERIOR RECESS OF THE ELBOW, OTHERWISE KNOWN AS THE

A

ANTECUBITAL SPACE

25
Q

THE POTENTIALLY SERIOUS DECLINE IN RENAL FUNCTION AFTER THE IV ADMINISTRATION OF CONTRAST MEDIA IS CALLED?

A

CONTRAST-INDUCED NEPHROTOXICITY (CIN)

26
Q

ADVANTAGES OF A SALINE FLUSH IMMEDIATELY AFTER THE IV ADMINISTRATION OF CONTRAST MEDIA INCLUDE?
1.REDUCTION IN REQUIRED CONTRAST AGENT DOSE
2.REDUCTION IN THE INCIDENCE OF CONTRAST-INDUCED NEPHROTOXICITY (CIN)
3.REDUCTION OF STREAKING ARTIFACT FROM DENSE CONTRAST AGENT IN THE VASCULATURE

A

1,2, AND 3. IT ALSO IMPROVES THE OVERALL CONTRAST AGENT UTILIZATION EFFICIENCY OF THE CT EXAM

27
Q

WHAT MEDICATION IS GIVING TO DILATE THE CORONARY VASCULATURE PRIOR TO A CARDIC CT EXAM

A

SUBLINGUAL NITROGLYCERINE

28
Q

WHAT IS THE NORMAL RANGE FOR DIASTOLIC BLOOD PRESSURE IN AN ADULT?

A

60-90 MM HG

29
Q

WHAT IS A PARENTERAL ROUTE OF MEDICATION ADMINISTRATION

A

INTRAMUSCULAR,INTRAVENOUS,INTRADERMAL,AND SUBCUTANEOUS

30
Q

A PERENTERAL ROUTE IS A?

A

INJECTION OF MEDICINE INTO THE BODY

31
Q

WHAT PRECAUTIONS ATTEMPT TO PROTECT FROM THE SPREAD OF INFECTION THROUGH DIRECT OR INDIRECT CONTACT WITH FECAL MATTER

A

ENTERIC PRECAUTION

32
Q

ENTERIC PRECAUTION CONSISTS OF

A

GLOVES AND GOWN. NOT MASK

33
Q

IONIC CONTRAST MEDIA ARE SALTS CONSISTING OF?

A

SODIUM AND OR MEGLUMINE

34
Q

IOTHALAMATE MEGLUMINE IS CONSIDERED WHAT?

A

ONE OF THE IONIC RADIOPAQUE CONTRAST MEDIA (RCM)

35
Q

A PATIENT WHO APPEARS DROWSY BUT CAN BE AROUSED IS SAID TO BE

A

LETHARGIC

36
Q

DIRECT CONTRAINDICATIONS TO THE ADMINISTRATION OF IODINATED CONTRAST MATERIAL INCLUDE.

  1. PRIOR LIFE-THREATENING REACTION TO IODINATED CONTRAST MATERIAL
    2.MULTIPLE MYELOMA
    3.DIABETES
A

1 ONLY

37
Q

CTDI STANDS FOR

A

THE CT DOSE INDEX

38
Q

CTDI IS USED FOR WHAT

A

USED TO QUANTIFY THE RADIATION DOSE RECEIVED BY THE PATIENT DURING A CT SCAN

39
Q

CONTACT SHIELDS MADE OF WHAT MAY BE USED TO SELECTIVELY PROTECT RADIOSENSITIVE ORGANS THAT LIE WITHIN THE CANNED REGION DURING A CT ACQUISITION

A

BISMUTH

40
Q

A REDUCTION IN WHAT IS A DIRECT METHOD OF DECREASING PATIENT DOSE DURING A CT EXAM

A

MAS

41
Q

WHAT DEVICE MEASURES THE PATIENT DOSE FROM A CT EXAM

A

IONIZATION CHAMBERS

42
Q

TO MEET CURRENT INDUSTRY STANDARDS FOR REQUIRED DOSE REDUCTION MEASURES, A CT SYSTEM MUST EMPLOY WHICH OF THE FOLLOWING

1.AUTOMATIC EXPOSURE CONTROL (AEC)
2.ADULT AND PEDS PROTOCOLS
3.DIGITL IMAGING AND COMMUNICATIONS IN MEDICINE (DICOM) RADIATION DOSE STRUCTURED REPORTING (RDSR)

A

1,2 AND 3

43
Q

WHEN IMPLEMENTING A SCAN PROTOCOL FOR A CT OF THE ABD WITHOUT CONTRAST ON A PEDS PATIENT (40LB/18KG) WHAT TECHNICAL FACTOR SHOULD BE PRIMARILY ADJUSTED?

A

MAS

44
Q

WHOLE BODY RISK BASED UPON THE RADIOSENSITIVITY OF EXPOSED TISSUES MAY BE ESTIMATED USING THE UNIT?

A

EFFECTIVE DOSE

45
Q
A

CT REG (1 decks)

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