mosby book exam 3 wrong answers Flashcards
Sheilding of radiosensitive areas can be done with what material
bismuth
a measure of dose to each slice along the helically aquierd volume.
CTDIvol
calculated by multiplying the CTDIvol by the scan length
dose length profile (DLP)
measurement of the total radiation exposure for an ntire series of CT images:
DLP dose lengh profile
normal GFR for men
70 =- 14 min/m
Prefered heart rate for cardiac ST studies
65-75 bpm
refers to number of ions formed in solution
osmolarity
prefered contrast phase of the spleen
portal venous
portal venous phase of the spleen happens at:
60-70s
lage bowel contrast amount for the rectosigmoid region:
350ml
contrast amount rectally for whole bowel
300-500ml
maxmum dosage of contrast for any study
2ml/kg
stanford type a aneurysm affects
asending aorta
stanford type b aneurysm affects
decending aorta
annulus fibrosus
outter portion of the vertebral disk
resection of the pacreas and duedenum
whippie proceedure
during which contrast phase the bladder wall enhance:
nephrogenic
indication for mdct coronary artery cacium quabification:
arthrosclerotic disease
evaluation of the small bowel with contrast administered through a ng cath
enteroclysis
eoithelial linning of theurinary tract
urrothelium
primary drainige opening within the sinus cavies:
osteomedial complex
What causes contrast artifact durring a PE study:
contrast in the superior vena cava
saline flush can be used to clear