rad 2 Flashcards

Vertebra
Terms Definitions
T3
triodothyronine
-penia
lacking
-dynia
pain
fomite
object
aneurysm
pneumonia
chemiz
shirt
deboutonnen
to unbutton
exophalmos
bulging eye
AD
alzheimer disease
pulmonary embolus
occlusion
Paget's disease
odontoid fx
Jefferson fx
pulmonary edema
wete
to take off
glyemia
sugar in blood
bundle of his
gatekeeper
Base = ____
.1
Penrose Jackson
Pratt, Hemovac
renal calculus disease
OPPOSITE OF EVERSION
INVERSION
gravido
how much x pregnant
t wave
relaxation of ventricles
intoxicated patient
simple,direct,non-judgemental no arguecall helpno leave, prevent tallsno companionno leave w/intoxicated person (notify police)
hip replacement complication
prothesis dislocation
lateral recumbent
side w/knees flexed
NEAR THE SKIN SURFACE
SUPERFICIAL
meningomyelocele
opening in spine in meninges
Formal term for "tail bone"
coccyx
diabetic ketoacidosis
liver make mo'a glucose
closed injury
brain tissue swell-vary consciousness-reflex loss-change vital sign-headache, visual distrubance,dizzy,giddy-un= pupil dilation-seizure,vomit
high probability VQ scan- perfusion
Descriptive terminology
appearance, location, and size
Which positioning error has occurred if the pedicle of the scotty dog is projected too far posterior on the oblique lumbar spine?
overrotation
True of False: Osteoblastic lesions often produce greater bone density than the surrounding structures.
True
image receptor contrast is expressed as the ___ of the D log E curve.
slope
the controlling factor for contrast is:
kVp
rad response (fracture)
-immobilize-movement directed by physician-no remove supoprts-support joint& limb above& below fracture-use standard precaution-observe 4 shock
Primary radiation
x-ray beam emerging from tube
THE STUDY OF JOINTS IS TERMED
ARTHROLOGY
The final interpretation and diagnosis are the responsibilities of the?
Dentist
x-ray tube component
power source, shield, coolant, enclosed env, target
To view the zygapophyseal joints of the lower Lumbar vertebrae (L3 and L5) what degree of obliquity is required?
30*
T or F: Minification and magnification are not possible in digital image receptor systems
false
the minimum change necessary to cause a visible shift in density is ____ % of mAs.
30
wen barium contraindicatedy not use?
water-soluble iodinated contrast~pathological per4ation/obstruction of upper GI tract
Which shell has the greatest binding energy?
K
ARE GROUPS OF SIMILAR CELLS THAT, TOGETHER W/ THEIR INTERCELLULAR MATERIAL, PERFORM A SPECIFIC FUNCTION
TISSUES
A BODY MOVEMENT KNOWN BY LEANING BACKWARDS
HYPEREXTENSION
Pericoronal location
radiolucent lesion located around the crown of an impacted tooth. Example: dentigerous cyst
On the AP oblique projection, are you viewing the zygapophyseal joints closest are farthest away from the IR?
Closest
T or F: As OID increases, density increase
False
T or F:direct exposure film has a double emulsion
false
T or F: Increasing kVp causes density differences that were previously undetectable to become visible
False
2 types of seizures
complex& simple; position face downward
patient w/head injury may also have
spinal chord injury
Scatter radiation
Any radiation that, during its passage thru matter, has been deviated in direction/decrease in energy
WHAT % OF THE POPULATION HAS THE ASTHENIC BODY HABITUS
10%
Periodontal disease
group of diseases that affects the tissues around the teeth. tissue affected may NOT appear pink, firm, stippled. Instead gingiva appears swollen, red, and bleeding, formation of pocket seen.
One fourth of the length of the vertebral column is made up of the:
intervertebral disks
Proper alignment is achieved when the CR is ____ to the part and _____ to the IR
perp and perp
the ____ factors should be used as the principal method for adjusting radiographic density
controlling
Which factor influences the number of photons reaching the radiographic film?
mA and time
rad response (head injury)
1.immobilize head&neck 2. elevate head 15-30 degrees3. no remove sandbag,collar,dressing4. no flex neck/turn5. keep body temp normal6. check pulse&respiration7. observe 4 airway obstuction8. sterile pressure dressing if blood, call assistance9. observe 4 hypoxia& conscious change,notify physician10. assist w/O2& emergency treatment
Secondary radiation
a different photon than one that was absorbed (P.E effect)
THE CORRECT MOVEMENT FOR THE FIRST CARPOMETACARPAL JOINT IS
SELLAR OR SADDLE
THE CORRECT MOVEMENT FOR THE SECOND INTERPHALANGEAL JOINT IS
GINGLYMUS OR HINGE
ADA Case Type III
Horizontal and vertical bone loss seen. May be generalized or localized. Recession, furcation involvement areas, and slight mobility present.
how is ultrasound per4med?
transducer ova gel 2 see in body
T or F: the use of a grid increases radiographic density
False
T or F: the supercoat is a layer of hard, protective adhesive material
false
serious facial injury shud treat as if
get cranial/spinal chord injury
Formula for speed of light
Speed of light=wavelength x frequency
C = lambda x nu-v
CONSIST OF 2 PLATES OF COMPACT BONE W/ CANCELLOUS BONE & MARROW B/W THEM (CALVARIUM,STERNUM,RIBS,
SCAPULAE)
FLAT BONES
Digital radiography systems can be used for what?
bite-wing images, panoramic images, cephalometric images.
What makes up the ear of the scottie dog?
superior articular process
emulsion is composed of gelatin and:
silver halide crystals; silver salt; photosensitive crystals
A MOVEMENT FORWARD FR NORMAL POS V/S A MOVEMENT BACKWARD
PROTRACTION V/S RETRACTION
Advanced interproximal caries
extend to or though the DEJ and into dentin but does not extend through the dentin more than half the distance to the pulp. Class III. Effects both enamel and dentin.
which types of information are used by computers?
operating instructions and collected facts
LIST THE 2 DIVISIONS OF THE HUMAN SKELETAL SYSTEM
AXIAL SKELETON AND APPENDICULAR SKELETON
what is the film and exposure of choice for the radiographic examination?
periapical radiograph and the paralleling technique.
what is the function of the straight line portion of the curve? by this, what does it represent?
used to demonstrate the relationship to the films exposure vs. the density transmitted (the range of useful densities)
LIST THE 6 FUNCTIONS OF THE CIRCULATORY SYSTEM
-TO DISTR. OXYGEN & NUTRIENTS TO CELLS
-TO CARRY CELL WASTE & CARBON DIOXIDE FR CELLS
-TO TRANSPORT WATER, ELECTROLYTES, HORMONES, & ENZYMES
-TO PROTECT AGAINST DISEASE
-TO PREVENT HEMORRHAGE
-TO HELP REGULATE BODY TEMP.
for mild or moderate cases of hip displasia, evaluation is best made by comparing what?
the cranial acetabular rim with the femoral head
how should the spine of a patient w/ scoliosis be positioned for a lateral position of the L-spine?
place the sag, or convexity, of the spine down
myxedema
hypothyroidism
tinea
ringworm
leceration
cut
stroke
headachenumb
peumonia
RCC
ba
stockings
siye
to wipe
kenbe
to hold
-malacia
abnormal softening
infarction
dead tissue
cell component
erythrocyteleukocytethrombocyte
respiratory dysfunction
wheezinganxiety
adrenal adenoma
subdural hematoma
intra-axial mass
pyloric stenosis
postpartum
period right after
afferent
move 2wards organ
leiodermia
smooth, glossy skin
normal respiration
15-20 breaths/min
severe (anaphylactic shock)
bronchospasmcyanosis
posterior mediastinal mass
OPPOSITE OF FLEXION
EXTENSION
radicotomy/rhizotomy
division of nerve root
intensifying-screen resolution is controlled by each of the following except phosphor _____
adhesion
mild (anaphylactic shock)
tearingitching @injection
arthroplasty
plastic repair of joint
Ionization
Neutral atom becomes charged
amniocentesis
prenatal dx of chromosomal abnormalities
glia
cells dat support&nourish nervous tissue
influencing factor for density
kVp, distance
kyphosis
abnormal condition of vertebral column
glasgow coma scale& LOC
measure consciousness
FARTHER FROM THE SKIN SURFACE
DEEP
brain image reason
AD, seizure, stroke, dementia
Which of the following positioning lines helps determine CR angle for a lateral L5-S1 projection?
Interiliac
which automatic processor solution is most affected by contamination?
developer
the 15% rule changes:
density and contrast
choke (response)
1. CPR2. 3. reposition4. thrust
wen barium contraindicated?
water-soluble iodinated contrast;(coz obstruction of upper GI tract)
REGULATES BODILY ACTIVITIES THROUGH VARIOUS HORMONES
ENDOCRINE SYSTEM
AWAY FROM THE SOURCE OR BEGINNING
DISTAL
Sensor
In digital radiography, a small detector that is placed intraorally to capture a radiographic image.
An inflammatory condition that often results in fusion of the intervertebral and costovertebral joints is termed:
Ankylosing spondylitis
An increase in temperature of an intensifying screen will ______ screen speed
decrease
the unseen change in the atomic structure of the crystal lattice is called the ____ image
latent
trauma injury
fall, suicide, sports injury, motor vehicle
What dogs get panosteitis?
big dogs and bassets
BONES THAT HAVE PECULIAR SHAPES (VETEBRAE, FACIAL, BONES OF PELVIS & BASE OF CRANIUM)
IRREGULAR BONES
OPPOSITE OF LATERAL (EXTERNAL) ROTATION
MEDIAL (INTERAL) ROTATION
LIST THE 4 BODY PLANES
SAGITTAL PLANE
CORONAL PLANE
HORIZONTAL PLANE
OBLIQUE PLANE
Ground-Glass
described as a granular or pebbled radiopacity that resembles pulverized glass. Texture of an orange peel. Example: fibrous dysplasia, osteitis deformans, and osteopetrosis.
How much rotation of the body is required for an oblique position of the midlumbar spine?
45*
How many SETS of sacral foramina are there?
4
T or F: an AEC system influences mAs
True
T or F: when the sensitivity speck traps a free electron, it becomes negatively charged
True
when light emitted from a phosphor is delayed, it is called
phosphorescence
which type of radiograph provides the most information?
low contrast
reason to use nasoenteric tube
cantor-relieve small intestine obstructionharris- gastric& intestine decompressionmiller Abbott- decompression
What does the term dessicans mean?
a separate fragment
Isotope
atoms with the same number of protons, different number of neutrons, resulting in different mass numbers and atomic weights
IS SUBDIVIDED INTO 3 TYPES SKELETAL, VISCERAL, & CARDIAC
MUSCULAR SYSTEM
The human eye can only appreciate how many shades of gray?
32
The portion of each lamina between the superior and inferior articular process is termed the ______.
Pars interarticularis
a single incident photon may free ____ electrons for deposition at sensitivity specks
thousands of
place enema tip
30 in. above table3-4 in. in2 body
IS COMPOSED OF SKIN AND ALL STRUCTURES DERIVED FROM THE SKIN
INTEGUMENTARY SYSTEM
Why use descriptive terminology?
allows dental professional to describe discuss what is seen on a dental radiograph intelligently and to communicate using a common language.
Which portion of the sacrum is most posterior?
Medial sacral crest
______ is density on a film without exposure, or density inherent to film.
Base + Fog
areas to assess pulse and temperature
apical: over radial: wristcarotid: neckfemoral: groinpopliteal: behind kneetemporal: eardoralis pedis: ftposterior tibial: inner anklebrachia: above elbow @antecubital fossa~rectal 99.6oral 98.6axillary 97.6tympanic 97.6
REFERS TO THE LONG AXIS OF A STRUCTURE OR PART
AXIAL PROJECTION
ANY ANGLE OF THE CR MORE THAN 10 DEGREES ALONG THE LONG AXIS OF THE BODY
AXIAL PROJECTION
Horizontal bone loss
bone loss occurs in a plane parallel to the CEJ of adjacent teeth.
where is the pars interarticularis found?
between the superior and inferior articular processes
the circulation system performs three functions:
1. stabilizes temp2. agitates and mixes chemistry3. filters solutions
spinal chord injury (rad response)
1. vital sign2. maintain open airway3. no move4. no move head/neck5. no remove sandbag, collar, antishock garment, backboard,support til dx confirm6. observe shock7. keep warm8. assume spinal chord injury f unconscious
THE CORRECT MOVEMENT FOR THE SHOULDER JOINT IS
SPHERIOD OR BALL AND SOCKET
a radiograph of an LPO projection of the lumbar spine reveals that the downside pedicles are projected toward the posterior aspect of the vertebral bodies. what must be done to correct this error during the repeat?
decrease rotation of the spine
What is the purpose of radiography when evaluating patellar luxation?
identify any secondary disease such as deformity of the distal femur or proximal tibia
TURN OR ROTATE A BODY PART ON AXIS V/S A SLANTING MOVEMENT W/ LONG AXIS
ROTATION V/S TILT
describe the body build that may require a CR angle to open the intervertebral jt spaces w a lateral projection of the L-spine, even if the patient has some support under the waist
patient w/ wide pelvis and narrow thorax
What rediographic evidence is often seen with severe hip displasia but is not a primary sign?
a large rim of osteophytes around the femoral head
True or False? Digital radiography requires more x-radiation than conventional radiography?
false (the sensor is more sensative to x-radiation than traditional film, resulting in less exposed radiation)
Why is it better to do a scoliosis series PA?
Less gonadal dose and Less breast dose
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Term:
Definition:
Definition:

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