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Chapter 20 Quiz- Thoracic Imaging Procedures (Computed Tomography) correctly answered
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Chapter 20 Quiz- Thoracic Imaging Procedures (Computed Tomography) correctly answered
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Chapter 20 Quiz- Thoracic ImagingProcedures (Computed Tomography)
Beta-blockers are used as part of a CT cardiac protocol to lower the heart rate to less than how many
beats per minute (bpm)? - correct answer ✔✔65 to 70 bpm
Which heart valve has three folds and is in the right side of the heart, between the right atrium and the
right ventricle? - correct answer ✔✔Tricuspid
Most pulmonary emboli are caused from thrombi originating in the __________ known as deep vein
thrombosis (DVT). - correct answer ✔✔lower extremities
Which is the most commonly used beta-blocker for cardiac CT studies? - correct answer ✔✔Metoprolol
tartrate
The _______ has the highest intrinsic natural contrast of any body part. - correct answer ✔✔thorax
The heart is enclosed in a loose-fitting, double-layered sac called the ________. - correct answer
✔✔pericardium
HRCT protocols may include three series of scans: inspiratory supine, expiratory supine, and
____________. - correct answer ✔✔inspiratory prone
Which is another name for prospective ECG gating? - correct answer ✔✔Cine-mode scanning
What is typically the point of the cardiac cycle with the least cardiac motion? - correct answer ✔✔At
end-diastole
Which can most improve the demarcation of the esophagus and the gastroesophageal junction? -
correct answer ✔✔Giving the patient an oral contrast agent
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