Bontrager; Radiographic Positioning: Final Exam
Questions And Answers
The first general rule in diagnostic radiology suggest that a minimum of ______ projections
be taken _______ degrees from each other as possible are required for most radiographic
procedures. - -2 projections; 90 degrees
-The direction or path of the central ray of the x-ray beam defines the following positioning
term: - -Projection
-A patient is erect with their back to the IR. The left side of the body is turned 45 degrees
toward the IR. What is this position? - -Left posterior oblique (LPO)
-The patient is erect with the right side of the body against the IR. The x-ray beam enters
the left side of the body. Which specific position has been used? - -Right lateral
-T/F The term caudal means toward the head - -False, caudal means toward the feet
-A patient is recumbent facing the IR. The right side of the body is turned 15 degrees
toward the IR. What is this position? - -Right anterior oblique (RAO)
-What is the name of the position in which the body is turned 90 degrees from a true AP or
PA projection? - -Lateral position
-Lying on the back facing upward - -Supine
-Top or anterior surface of the foot - -Dorsum
-Back half of the patient - -Posterior
-Lying down in any position - -Recumbent
-To have a lateral decubitus position or projection on must have a ________ beam. - -
Horizontal beam
-The vertical plane that divides the body into equal right and left halves describes the: - -
Midsaggital plane
-An upright position with the arms abducted, plans forward, and head head forward
describes the: - -Anatomic position
-A longitudinal plane that divides the body into equal anterior and posterior parts is the: -
-Midcoronal plane
-Which term describes the sole of the foot? - -Plantar
, -T/F A lateromedial projection is where the lateral aspect of the anatomical part is closest
to the IR - -False
-A position in which the head is lower than the feet is: - -Trendelenberg
-A patient is lying on her back facing the x-ray tube. The right side of their body is turned
20 degrees toward the IR. What is this radiographic position? - -Right posterior oblique
(RPO)
-How many separate bones are found in the adult human body? - -206
-Which system of the human body is responsible for the elimination of solid waste? - -
Digestive
-A patient is lying on their left side facing the IR. The x-ray tube is directed horizontally
with the CR entering the posterior aspect of the body. What is this radiographic position? -
-Left lateral decubitus
-The patient is erect with their left side directly against the IR. The CR enters the right side
of the body. What is this radiographic position? - -Left lateral
-T/F According to your text and lecture radiographic view is not a valid positioning term in
the United States - -True
-The radiographic term "projection" is defined as: - -Path or direction of the CR
-T/F A persons body habits represents a specific type of projection - -False, body type
-Movement of an arm or leg toward the midline - -Adduction
-An inward stress movement of the foot - -Inversion
-Near the source or the beginning - -Proximal
-A CR angle directed towards the feet - -Caudal
-Increasing the angle of a joint - -Extension
-Movement of arm or leg away from the midline - -Abduction
-Decreasing the angle between the foot and lower leg - -Dorsiflexion
-Turn or bend hand and wrist toward radius - -Radial deviation
-Rotation of hand with palm down - -Pronation
, -T/F Since 1895 the methods of acquiring and storing x-ray images have for the most part
stayed the same - -False
-______________ involves placing a photostimulable phosphor (PSP) or imaging plate into a
cassette, used like traditional film-screen. - -Computer Radiography (CR)
-T/F Milliamperage (mA) controls the penetrating power of x-rays with all radiographic
imaging systems - -False, kVp controls penetrating power
-T/F Exposure Time controls the number of x-rays produced within the x-ray tube. - -False
-_____________ is highly complex mathematical formula or code used in digital processing. - -
Algorithm
-A term used by some equipment manufactures to indicate exposure index is the: - -"S"
number or sensitivity number
-T/F A Scintillator is a device that helps measure flashes of light (radioactivity) form the
ionization of phosphor - -True
-T/F "Gray Scale" is used instead of "scale contrast" when referring to digital images - -
True
-The term used to define a random disturbance that obscures or reduces clarity and
translates into grainy or mottled appearance of the digital image is known as: - -Noise
-T/F A pixel is an individual component of the image matrix. - -True
-The "cardinal rules of radiation protection" are: - -Time, distance, shielding
-T/F Collimation had nothing to do with digital image contrast - -False
-T/F The "ALARA Principal" has nothing to do with radiation protection - -False
-T/F According to lecture and lab "exposure factors" consist of kVp, mA and SID - -False,
kVp, mA and time
-T/F mAs is a combination of all three exposure factors - -False, two exposure factors
-T/F One can say as exposure time increases so does radiation dose to the patient - -True,
all dependent on what mA
-T/F Above all else the patient comes first - -True
-A dome shaped muscle which aids in respiration - -Diaphragm
Questions And Answers
The first general rule in diagnostic radiology suggest that a minimum of ______ projections
be taken _______ degrees from each other as possible are required for most radiographic
procedures. - -2 projections; 90 degrees
-The direction or path of the central ray of the x-ray beam defines the following positioning
term: - -Projection
-A patient is erect with their back to the IR. The left side of the body is turned 45 degrees
toward the IR. What is this position? - -Left posterior oblique (LPO)
-The patient is erect with the right side of the body against the IR. The x-ray beam enters
the left side of the body. Which specific position has been used? - -Right lateral
-T/F The term caudal means toward the head - -False, caudal means toward the feet
-A patient is recumbent facing the IR. The right side of the body is turned 15 degrees
toward the IR. What is this position? - -Right anterior oblique (RAO)
-What is the name of the position in which the body is turned 90 degrees from a true AP or
PA projection? - -Lateral position
-Lying on the back facing upward - -Supine
-Top or anterior surface of the foot - -Dorsum
-Back half of the patient - -Posterior
-Lying down in any position - -Recumbent
-To have a lateral decubitus position or projection on must have a ________ beam. - -
Horizontal beam
-The vertical plane that divides the body into equal right and left halves describes the: - -
Midsaggital plane
-An upright position with the arms abducted, plans forward, and head head forward
describes the: - -Anatomic position
-A longitudinal plane that divides the body into equal anterior and posterior parts is the: -
-Midcoronal plane
-Which term describes the sole of the foot? - -Plantar
, -T/F A lateromedial projection is where the lateral aspect of the anatomical part is closest
to the IR - -False
-A position in which the head is lower than the feet is: - -Trendelenberg
-A patient is lying on her back facing the x-ray tube. The right side of their body is turned
20 degrees toward the IR. What is this radiographic position? - -Right posterior oblique
(RPO)
-How many separate bones are found in the adult human body? - -206
-Which system of the human body is responsible for the elimination of solid waste? - -
Digestive
-A patient is lying on their left side facing the IR. The x-ray tube is directed horizontally
with the CR entering the posterior aspect of the body. What is this radiographic position? -
-Left lateral decubitus
-The patient is erect with their left side directly against the IR. The CR enters the right side
of the body. What is this radiographic position? - -Left lateral
-T/F According to your text and lecture radiographic view is not a valid positioning term in
the United States - -True
-The radiographic term "projection" is defined as: - -Path or direction of the CR
-T/F A persons body habits represents a specific type of projection - -False, body type
-Movement of an arm or leg toward the midline - -Adduction
-An inward stress movement of the foot - -Inversion
-Near the source or the beginning - -Proximal
-A CR angle directed towards the feet - -Caudal
-Increasing the angle of a joint - -Extension
-Movement of arm or leg away from the midline - -Abduction
-Decreasing the angle between the foot and lower leg - -Dorsiflexion
-Turn or bend hand and wrist toward radius - -Radial deviation
-Rotation of hand with palm down - -Pronation
, -T/F Since 1895 the methods of acquiring and storing x-ray images have for the most part
stayed the same - -False
-______________ involves placing a photostimulable phosphor (PSP) or imaging plate into a
cassette, used like traditional film-screen. - -Computer Radiography (CR)
-T/F Milliamperage (mA) controls the penetrating power of x-rays with all radiographic
imaging systems - -False, kVp controls penetrating power
-T/F Exposure Time controls the number of x-rays produced within the x-ray tube. - -False
-_____________ is highly complex mathematical formula or code used in digital processing. - -
Algorithm
-A term used by some equipment manufactures to indicate exposure index is the: - -"S"
number or sensitivity number
-T/F A Scintillator is a device that helps measure flashes of light (radioactivity) form the
ionization of phosphor - -True
-T/F "Gray Scale" is used instead of "scale contrast" when referring to digital images - -
True
-The term used to define a random disturbance that obscures or reduces clarity and
translates into grainy or mottled appearance of the digital image is known as: - -Noise
-T/F A pixel is an individual component of the image matrix. - -True
-The "cardinal rules of radiation protection" are: - -Time, distance, shielding
-T/F Collimation had nothing to do with digital image contrast - -False
-T/F The "ALARA Principal" has nothing to do with radiation protection - -False
-T/F According to lecture and lab "exposure factors" consist of kVp, mA and SID - -False,
kVp, mA and time
-T/F mAs is a combination of all three exposure factors - -False, two exposure factors
-T/F One can say as exposure time increases so does radiation dose to the patient - -True,
all dependent on what mA
-T/F Above all else the patient comes first - -True
-A dome shaped muscle which aids in respiration - -Diaphragm
