mock exams Flashcards
What projection best demonstrates cuboid bone?
medial oblique foot
Correct evaluation criteria for PA Oblique hand radiograph?
-partial imposition of 3rd-5th metacarpal heads and bases - pisiform free of imposition - metacarpophalangeal joints open
Projections that best demonstrate patellofemoral joints?
Axial Projections - Settagast Method, Merchant Method - AP Axial - Beclere Method
To demonstrate right sacroiliac joint, how should PT be positioned?
25-30 degrees left posterior oblique
When taking a radiograph of a PT with a contagious disease, the “dirty” radiographer positions the:
PT and covered IR
When does the CDC recommend handwashing in place of the use of alcohol based hand rubs?
When hands are visibly soiled following PT contact
“Golden” period
one hour
Vital sign that most accurately indicated the condition of shock?
Blood Pressure
Medical term for fainting?
Syncope
PT is terribly thirsty, urinates copious amounts frequently, has fruity smelling breath - shows indications of ?
diabetic coma
When oxygen is administered in response to an emergency situation, appropriate flow rate is -
3-5 liters per minute
Normal range of temperature when measured orally?
96.8-99.6 F
disease transmission from Bucky not being cleaned after performing an examination?
fomite transmission
Greatest risk of serious infection transmission to health care workers from PTs is
hepatitis B
Frequency of a sine wave
number of times per second that a crest passes a given point
force or strength of the electron flow in the current
potential difference
density is primarily controlled by
mAs
what is necessary to differentiate tissues with a similar density
high contrast
quantum mottle
insufficient exposure - not enough photons reaching IR
Important use of ________ for mobile imaging?
Grid
Scottie dog configuration
Oblique lumbar projection
Superior articular process of scottie dog
ear
projection that demonstrates sphenoid sinus?
Lateral
PA Axial (Caldwell Method) demonstrates-
frontal and ethmoid sinuses
SMV projection demonstrates
sphenoid and ethmoid sinuses
Document that sets forth standards of correct behavior within a profession
Code of Ethics
inverse square law
I1/I2 = SID2/SID1 squared
mAs
mA x seconds = mAs
Mass Maintenance Law
mAs1/mAs2 = SID1/ SID2 squared
