Missed Mock Questions Flashcards
Type 2 diabetes aka
Adult onset
Window Width controls
contrast
Most superior portion of the sternum
manubrium
axial oblique mandible, the CR is directed
25 degrees
biologic response directly proportional to dose
linear curve
dose monitoring devices that utilize aluminum oxide
OSL
AP Ferguson, the CR is directed
30-35 degrees cephalad
An increase in KVP will result in
decreased image contrast
Exposure linearity is allowed to vary no more than
+/-10%
An inanimate object being involved in spreading of disease
fomite
Alteration of DNA due to ionizing radiation
mutation
barium as a contrast is contraindicated when
perforated bowel
blooming of the focal spot increases as
mAs increases
energy emitted by the output phosphor of an image intensifier
visible light
output phosphor of animate intensifier
zinc cadmium sulfide
correctly positioned feeding tube tip
duodenum
low kvp settings will result in
high contrast/short scale
kvp range for imaging body parts with barium
100-110 kvp
ethical principal of avoiding hard to others
nonmaleficence
as the atomic number increases, X-ray absorption
increases
syncope
feeling faint
as the temperature of a conductor decreases resistance to current flow
decreases
the international unit for radiant energy absorbed in a medium
gray
grid frequency aka
strip density
exposure reproducibility is allowed to vary by no more than
5%
image penumbra will be increased by
increasing focal spot size, decrease SID, increase OID
fracture of proximal ulna with dislocation of the radial head
monteggia fracture
formula for air/gap technique
10% of SID
With the prone, PA stomach position, barium will be found in all but the
fundus
kvp range that should be used for imaging with iodine contrast
70-80 kvp
xray beam is measured in its equivalency to
aluminum
LPO for oblique projection of the SI joint, we see
the right SI joint furthest from the IR
Articulation between tubercle of rib and vertebra
costotranverse joint
for the AP Axial sacrum, the CR is directed
15% cephalad
Voltage waveform with approximately 14% ripple is
3 phase, 6 pulse
unit that quantifies the force of electron propulsion
volt
PA Waters of the sinuses, the petrous ridges should be seen
At the lower margins of the maxillary sinus
the max number of electrons which may be in an atoms M shell is
18
digital imaging system that uses amorphous selenium is
Direct conversion DR
most common found crystalline radiography film
silver bromide
biologic response directly proportional to ionizing radiation dose
linear curve
decreasing collimation will result in
longer scale contrast
insect
vector
iliac crest is found at the spinal level of
L4
As kV increases, patient absorbed dose
decreases
annual effective dose
5 rem (whole body dose - occupational)
KVP
will not effect image detail
axial calcaneous, the CR is directed
40 degrees cephalic
subjecting a person to scorn, ridicule, or contempt
defamation
the capture element for indirect DR digital
amorphous silicon
the liquid portion of blood is
plasma
output phosphor of an image intensifier is
zinc cadmium sufide
example of agfa overexposure # is
2.7
gastrointetinal syndrome occurs with a dose of
600-1000 rads
rectification factor of a high frequency X-ray generator is
1.4
ap axial sacrum CR is angled
15 degrees cephalad
an electrical component functioning as a variable resistor is
rheostat
the position that best demonstrates the splenic flexure of large intestine in profile
LAO
PA Axial colon, the CR is directed
30-40 degrees caudal
defemation by spoken word is
slander
knee position that shows open intercondylar fossa
holmblad
the dens aka
odontoid process
the eye of the scotty dog is
pedicle
the jugular notch lies at the spinal level of
T-2
for the PA Waters, the OML is
37 degrees
increasing collimation will result in
a decrease in image density
the stecher method of the wrist the CR is angled
20 degrees toward the elbow
decrease in OID =
decrease in image contrast
international unit for radiant energy absorbed in a medium is
gray
AP Axial c-spine with the patient RPO, the foramina viewed is
left side farthest from the IR
increasing the SID will not result in
increased penumbra
the type of tissue that contains supportive cells known as glia
nervous
holes of the cribriform plate on the ethmoid bone pass
olfactory nerves
exposure reproducibility is allowed to vary by no more than
+/- 5%
Grids used in CR must have at least this many line pair per inch
178
parenteral drug administration may be performed
orally, intrathecally, intravenously
sphygmomanometer
blood pressure
densitometer
xray film density
SID
recorded image detail can be improved
ethnocentrism
ones own values are absolute and superior to others
increase in KVP
decreased image contrast
intrathecal injection
subarachnoid space
fomite
inantimate object involved in the spreading of disease
A person developing epilation a few days after exposure
somatic effect
combination producing the greatest image detail
long SID, short OID
touching inappropriately or without permission
battery
fraud
willful and intentional misrepresentation of facts
somatic effects
biological damage sustained by a living organism due to radiation
the largest tarsal bone
calcaneous
the inferior angle of the scapula
T-7
acute radiation syndrome response stage that occurs first is
prodromal
ionizing radiation that causes the most damage is
alpha
effective dose for fetus for the entire 9 months is
.5 rem
fluoro xray intensity at tabletop must not exceed
10R/min
the larynx is composed primarily of
cartilage
acute radiation syndrome requiring the most exposure is
cerebrovascular
kvp x ma x time x rectification factor
heat units
nose of the scotty dog is
transverse process
programmed cell death
apoptosis
grid frequency
the number of lead strips per cm/in
general public annual effective dose for whole body
.5 rem
traditional unit for calculating X-ray exposure in air
roentgen
a patient who is diaphoretic has
cool clammy skin
protective barriers must be shielded up to a height of at least
7 feet
standard ionizing radiation used to calculate relative biologic effective
250kv
microwaves
are not capable of ionizing matter
faint/dizzy when standing up from sitting
orthostatic hypotension
exposure linearity is not allowed to vary by any more than
+/-10%
the cloud of elements thermionically emitted from cathode filament
space charge
joints without movement are
synarthrotic
max exposure that a backup timer with AEC cannot exceed
600 mas
high kvp=
many grays/long scale
PA skull, petrous ridges fill
from 2/3 to all of the orbits
max number of electrons in a K shell is
2
AP Oblique (Grasheys), shoulder body should be rotated
35-40 degrees
a majority of X-rays in the primary beam are produced by
Bremstrahlung
AP Axial (Townes) or skull, w/IOML perpendicular to the IR, the CR is
37 degrees caudal
PA Axial (Haas) projection of the skull, the CR enters
1 &1/2” below the inion
drug injected into the fatty layer below the skin
subcutaneous
biologic damage sustained by a living organism due to ionizing radiation
somatic effect
death with cerebrovascular syndrome results primarily from
cerebral edema
PA Waters, the OML is placed at an angle of ? to the IR
37degrees
the digital imaging system that uses amorphous selenium
direct conversion DR
interaction most responsible for X-ray absorption is
photoelectric
SMV skull, the line parallel to the IR is
IOML
the center of gravity is found at the spinal level of
S-2
AP supine abdomen (KUB), the CR is directed to
Iliac Crest
AP Axial C-spine, the patients MSP is
perpendicular to IR
KVP x mA x time x Rectification factor =
Heat units
the eye of the scotty dog
pedicle
the Acromium process is part of the
scapula
6.3 x 10^18 electrons per second =
Ampere
The amount of filtration built into the tube and tube housing
inherent
annual dose occupational exposure to the lens of the eye
15 Rem
X-ray does not originate in the
Nucleus
respiration phase for lateral cspine
suspended expiration
consequence of drug administration other than one for which intended
side effect
nose of the scotty dog
transverse process
unit that quantifies electrical resistance
Ohm
when a male spin cannot be fully straightened for a lateral lumbar view
angle 5 degrees caudal
spinal cord terminates at the level of
L-2
the max exposure that AEC backup timer may legally deliver
600mAs
As the wavelength of EMR decreases, its energy
increases
position that best demonstrates hepatic flexure in profile
RAO
Fowlers
patients head higher than feet
ionizing radiation comprised of 2 protons and 2 neutrons
Alpha
Islets of Langerhans are found
Pancreas
An increase of KVP will result in
decreased image contrast
exposure linearity is allowed to vary by no more than
10%
Amount of total beam filtration must be equivalent to
2.5mm of aluminum
Blooming of the focal spot increases as
mAs increases
The output phosphor of an image intensifier is made of
zinc cadmium sulfide
legal, binding process allowing neutral 3rd party to settle the dispute
arbitration
conditions that lead to increased image detaiul
short OID and small focal spot
Ethical principal of seeking to do good
beneficence
input phosphor of an image intensifier is made of
cesium iodide
penumbra will be increased by
increasing focal spot, decrease SID, increase OID
fluoro lead aprons at least
0.5mm Pb/eq
Osgood Schlatters disease
damaged tibial tuberosity
bone making up the majority of the lateral skull
parietal
exposure reproducibility is allowed to vary by no more than
5%
high KVP =
low contrast, many grays
butterfly appearance on a chest xray
pulmonary edema
RAO esophagus, CR enters
3” to the left of spine
Acromiom process is part of the
scapula
ionizing radiation that comes from the earth is
terrestrial
improper performance of an otherwise proper /legal act
misfeasance
atomic number of Barium
56
PA Axial Holmblad, knee is flexed
70 degrees from full extension
Full wave rectified voltage wave form utilizes ? pulses per second
120
medical asepsis
microbial dilution
Voltage waveform with 100% voltage ripple
full wave rectification
position that best demonstrates an air filled duodenum in profile
LPO
xray beam filtration is measured in it equivalency to
Aluminum
half wave 1/20 of a second exposure, the number of pulses =
3
electrical component that converts AC to DC is
rectifier
interraction only occurring at X-ray photon energy levels above 1.02 MEV =
pair production
The movement of water to equalize the dilution of molecules
Osmosis
The exposure timer in fluoro must alarm every
5 minutes
Low KVP will result in
High contrast, short scale
The component of the image intensifier that emits electrons
Photocathode
Imaging system that uses amorphous selenium
Direct DR digital
Conditions that lead to increased image detail
Small focal spot, short OID
Magnification gain x flux gain =
Total brightness gain
With a variable KVP chart, variation for patient size is based upon
+/- 2KV per cm
Many electrons leaving the large photocathode and impacting the small output phosphor
Minification gain
Cluster of capillaries contained within the capsule of a nephron
Glomerulus
For the PA waters of the sinuses, the Petrous ridges should be seen
At the lower margins of the maxillary sinuses
The international unit for radiant energy absorbed in a medium is
Gray
The chest tube is not a central line,
Port a cath, PICC, and Hickman Catheters are
Pulmonary edema is not a destructive pathology
But atrophy, emphysema, and osteoporosis are
Orthochromatic film is not sensitive to
Red light
The most proximal point of the small intestine is
The cecum
The amount of filtration built into the tube and housing is
Inherent
The number of cycles per second in a wave is
Frequency
The unit that quantifies electrical current flow is
Amp
Full wave with 1/10 second, the number of pulses =
12
For the knee exam with a patient measuring 22cm, the CR is directed
Perpendicular to the IR
The max number of electrons in the M shell is
18
A patient will often report an aura before a
Seizure
The unit that quantifies the force of electron propulsion is
Volt
The interraction that does not occur in the diagnostic medical range is
Pair production
G1, S, and G2 phases occur during
Interphase
The traditional unit for calculating xray in a IR is
Roentgen
The filament of an X-ray tubes cathode is composed of
Tungsten
Vessel that carries blood from the intestines to the liver is
Portal vein
KVP range routinely used for body parts with barium contrast
100-110 KVP
Energy value of a single electron
0.51 MEV
Concentration of iodine within intra vascular contrast media is
50-70%
For the PA skull, the Petrous ridges fill
From 2/3 to all of the orbits
Biologic response to ionizing radiation directly proportional to dose is
Linear curve
The Petrous pyramids are a portion of the
Temporal bone
The rotation for an RAO sternum =
15-20 degrees
For the AP axial Townes of the skull, the CR is directed
2 1/2” above the glabella
If an AP pelvis is taken at 84kv and 20mas using a 12:1 grid is retaken with a 5:1 grid, the mAs would be:
8 mAs
A fixed KVP system
+/-20% mas/cm
A variable KVP system
MAS is constant
+/- 2 KVP per cm
The movement of water to equalize the dilution of molecules
Osmosis
The exposure timer in fluoro must alarm every
5 minutes
Low KVP will result in
High contrast, short scale
The component of the image intensifier that emits electrons
Photocathode
Imaging system that uses amorphous selenium
Direct DR digital
Conditions that lead to increased image detail
Small focal spot, short OID
Magnification gain x flux gain =
Total brightness gain
With a variable KVP chart, variation for patient size is based upon
+/- 2KV per cm
Many electrons leaving the large photocathode and impacting the small output phosphor
Minification gain
Cluster of capillaries contained within the capsule of a nephron
Glomerulus
For the PA waters of the sinuses, the Petrous ridges should be seen
At the lower margins of the maxillary sinuses
The international unit for radiant energy absorbed in a medium is
Gray
The chest tube is not a central line,
Port a cath, PICC, and Hickman Catheters are
Pulmonary edema is not a destructive pathology
But atrophy, emphysema, and osteoporosis are
Orthochromatic film is not sensitive to
Red light
The most proximal point of the small intestine is
The cecum
The amount of filtration built into the tube and housing is
Inherent
The number of cycles per second in a wave is
Frequency
The unit that quantifies electrical current flow is
Amp
Full wave with 1/10 second, the number of pulses =
12
For the knee exam with a patient measuring 22cm, the CR is directed
Perpendicular to the IR
The max number of electrons in the M shell is
18
A patient will often report an aura before a
Seizure
The unit that quantifies the force of electron propulsion is
Volt
The interraction that does not occur in the diagnostic medical range is
Pair production
G1, S, and G2 phases occur during
Interphase
The traditional unit for calculating xray in a IR is
Roentgen
The filament of an X-ray tubes cathode is composed of
Tungsten
Vessel that carries blood from the intestines to the liver is
Portal vein
KVP range routinely used for body parts with barium contrast
100-110 KVP
Energy value of a single electron
0.51 MEV
Concentration of iodine within intra vascular contrast media is
50-70%
For the PA skull, the Petrous ridges fill
From 2/3 to all of the orbits
Biologic response to ionizing radiation directly proportional to dose is
Linear curve
The Petrous pyramids are a portion of the
Temporal bone
The rotation for an RAO sternum =
15-20 degrees
For the AP axial Townes of the skull, the CR is directed
2 1/2” above the glabella
If an AP pelvis is taken at 84kv and 20mas using a 12:1 grid is retaken with a 5:1 grid, the mAs would be:
8 mAs
A fixed KVP system
+/-20% mas/cm
A variable KVP system
MAS is constant
+/- 2 KVP per cm
