mosby book exam 3 wrong answers Flashcards

1
Q

Sheilding of radiosensitive areas can be done with what material

A

bismuth

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2
Q

a measure of dose to each slice along the helically aquierd volume.

A

CTDIvol

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3
Q

calculated by multiplying the CTDIvol by the scan length

A

dose length profile (DLP)

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4
Q

measurement of the total radiation exposure for an ntire series of CT images:

A

DLP dose lengh profile

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5
Q

normal GFR for men

A

70 =- 14 min/m

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6
Q

Prefered heart rate for cardiac ST studies

A

65-75 bpm

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7
Q

refers to number of ions formed in solution

A

osmolarity

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8
Q

prefered contrast phase of the spleen

A

portal venous

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9
Q

portal venous phase of the spleen happens at:

A

60-70s

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10
Q

lage bowel contrast amount for the rectosigmoid region:

A

350ml

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11
Q

contrast amount rectally for whole bowel

A

300-500ml

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12
Q

maxmum dosage of contrast for any study

A

2ml/kg

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13
Q

stanford type a aneurysm affects

A

asending aorta

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14
Q

stanford type b aneurysm affects

A

decending aorta

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15
Q

annulus fibrosus

A

outter portion of the vertebral disk

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16
Q

resection of the pacreas and duedenum

A

whippie proceedure

17
Q

during which contrast phase the bladder wall enhance:

A

nephrogenic

18
Q

indication for mdct coronary artery cacium quabification:

A

arthrosclerotic disease

19
Q

evaluation of the small bowel with contrast administered through a ng cath

A

enteroclysis

20
Q

eoithelial linning of theurinary tract

A

urrothelium

21
Q

primary drainige opening within the sinus cavies:

A

osteomedial complex

22
Q

What causes contrast artifact durring a PE study:

A

contrast in the superior vena cava

saline flush can be used to clear