Special Topics In Medical (CT): Quiz 5

5 Rem

50 Millisievert (mSv) Is Equal To:

64

A CT Scanner With 16 Detector Rows, Each Scanning 4 Widths, Is Called A _____ -Slice Scanner.

Less Than 1

A Pitch Of _____ Results In The Highest Dose To The Patient.

Is Not Affected

As The Display Field Of View Increases, The Resulting Radiation Dose To The Patient:

Less Dense

Compared To Barium Used For Regular Fluoroscopy Procedures, The Barium Used For CT Procedures Is:

Increases; Decreases

For CT Scanning, As mAs Increases, Patient Dose _____ And Image Noise _____ .

70

Gating Is A Technique That Can Effectively Reduce Patient Dose By As Much As _____ %.

Hot Pack

If Extravasation Occurs, Contrast Can Be Dissipated By Reducing Its Viscosity. This Can Be Accomplished By Applying A:

48

Patients Taking Metformin Should Stop Taking The Medication _____ Hours After IV Contrast Media Injection.

True

Radiopaque Non-Iodinated Contrast Agents Are Considered Safe For Pregnant Patients.

Single-Slice Scanners

The CT Dose Index (CTDI) Is Most Accurate When Applied To:

50 mSv

The National Council On Radiation Protection And Measurements (NCRP) Recommends That The Annual Occupational Dose For Imaging Professionals Not Exceed:

100-140

The Typical Kilovolt Peak (kVp) Range Used For CT Scans Is:

Wrapped 360 Degrees Around The Patient.

When Using A Gonadal Shield For A CT Exam, The Shield Should Be:

Optically Stimulated Luminescent Dosimeter

Which Of The Following Devices Is The Most Accurate Monitor Used To Measure Occupational Radiation Exposure?

Sievert (Sv)

Which Of The Following International System Of Units (SI) Measurements Is Associated With Monitoring Radiology Staff?

CT Control Room Walls

Which Of The Following Is Considered A Secondary Protective Radiation Barrier?

Dyspnea

Which Of The Following Is Not A Common Contrast Injection Reaction?

Acetylcysteine

Which Of The Following Medications May Be Used To Prevent Nephrotoxicity?

Epinephrine

Which Of The Following Medications May Be Used To Treat Bradycardia?

Nitroglycerin

Which Of The Following Medications Most Likely Would Be Used To Treat Chest Pain Caused By Angina?

Diphenhydramine

Which Of The Following Medications Most Likely Would Be Used To Treat Urticaria (Hives)?

Naloxone

Which Of The Following Medications Reverses The Effects Of Narcotics?

Dose Length Product (DLP)

Which Of The Following Most Closely Approximates The Actual Radiation Dose To A Specific Patient For A Specific Exam?

Perma-Cath

Which Of The Following Would Normally Not Be Used To Administer Contrast With A Power Injector?