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Which cranial nerve would an acoustic neuroma be found on? -- ANSWER--8th
(Vestibulocochlear nerve)
Intrathecal injection of contrast places contrast directly into the -- ANSWER--
Subarachnoid space
Serum iodine concentration for adequate tissue opacification is -- ANSWER--2-
8 mg/mL
The Lisfranc joint is the articulation between the -- ANSWER--Tarsals and
metatarsals
Components of adnexal area of uterus -- ANSWER--Ovaries and Fallopian
tubes
At what percentage of overlap should CT sections be reconstructed to improve
the quality of
MPR images? -- ANSWER--50%
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,Which of the paranasal sinuses is usually the last to develop? -- ANSWER--
Frontal
Bowel obstruction due to loss of normal contractile motion in an area of the
intestine is termed -- ANSWER--Ileus
CTA of the renal arteries should be performed using a section width of --
ANSWER-1.25mm or less
The kidneys are located in the retroperitoneum and are bound by a band of
fibrous connective tissue called -- ANSWER--Gerota's fascia
The prone position may be used for a post myelogram CT exam of the lumbar
spine in an effort to -- ANSWER--Reduce metrizamide (contrast) pooling
Pancreatic phase of contrast enhancement -- ANSWER--35-45 seconds
Filament sizes for modern CT X-ray tubes range between -- ANSWER--0.5-
1.2mm
The mathematical process that allows MDCT images to be reconstructed at any
point along the acquired volume is commonly referred to as -- ANSWER--Z-
filtering
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,Fourth generation CT scanners use a ____ tube-detector configuration --
ANSWER--Rotate-
stationary
Which mathematical reconstruction methods is used by most modern CT
scanners? -- ANSWER--Filtered back-projection
Which isolation technique protects against infection transmitted through fecal
material? -- ANSWER--enteric precautions
What is an example of an ionic radiopaque contrast media? -- ANSWER--
iothalamatemeglumine
Components of a comprehensive CT stroke management protocol typically
include: --
ANSWER--pre-contrast of brain
CTA of brain & carotids
CTP of brain
On an EKG of the complete cardiac cycle, at which portion of the R-R interval
is the heart muscle at diastole? -- ANSWER--55-75%
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, What study of the head is typically performed without contrast? -- ANSWER--
CT of brain to r/o subdural hematoma
Complex fractures of the wrist are most common in which carpal bone? --
ANSWER-scaphoid
diffuse fatty infiltration of the hepatic parenchyma may be referred to as --
ANSWER-steatosis
the adult spinal cord ends at the level of -- ANSWER--L1-L2
during a complete CT scan of the pelvis, sections should be obtained from the --
ANSWER-iliac crests to the pubic symphysis
the recommended SFOV for a CT exam of the cervical spine is -- ANSWER--
50 cm
air trapping within the trachea and bronchial tree may be optimally
demonstrated with multiplanar volume reconstructions of the thorax known as --
ANSWER--minimum intensity projections
portions of the small bowel include -- ANSWER--duodenum jejunum ileum
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