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RAD 113
FINAL EXAM STUDY GUIDE
100
Medical
Undergraduate 2
12/11/2012

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Cards

Term
X-rays were discovered in 1895 by:
Definition
Roentgen
Term
Which of the following imaging modalities does not use ionizing radiation to produce the image?
Definition
Sonography
Term
To determine the credentials needed for you to practice limited radiography, one should contact the:
Definition
Appropriate state agency
Term
Limited radiography is called “limited” because the:
Definition
Scope of practice is limited
Term
The imaging modality that uses contrast media to image blood vessels is called:
Definition
Angiography
Term
The term “reciprocity” means that:
Definition
Credentials issued in one area are recognized in another
Term
Which of the following would be practicing beyond the scope of a limited operator?
Definition
Performing mammograms in a private physician’s office
Term
A specialist who interprets radiographs and performs special imaging procedures is called a:
Definition
Radiologist
Term
On what date were x-rays discovered?
Definition
November 8, 1895
Term
What is the proper term for the “pictures” produced by x-rays?
Definition
Radiographs
Term
The world’s oldest and largest radiologic science professional organization is the:
Definition
American Society of Radiologic Technologists (ASRT)
Term
What organization establishes standards and provides certification examinations for radiologic technologists?
Definition
American Registry of Radiologic Technologist (ARRT)
Term
For what do the initials RT(R) stand?
Definition
Registered technologist (radiography)
Term
Which national organization formally conducts accreditation of education programs in radiologic technology?
Definition
JRCERT
Term
What is the imaging modality that provides real-time viewing of x-ray images in motion?
Definition
Fluoroscopy
Term
X-rays that are traveling in a useful direction exit via the:
Definition
Tube port
Term
The portion of the x-ray room that is protected from scatter radiation and is safe during exposures is called the:
Definition
Control booth
Term
A line in the center of the x-ray beam and perpendicular to the long axis of the x-ray tube is called the:
Definition
Central ray
Term
A film that has been exposed but has not yet been processed has a pattern of exposure that is called the:
Definition
Latent image
Term
Tissues with greater mass, such as bone, will absorb _____ radiation, as compared with less dense tissues, such as fat.
Definition
More
Term
The absorption of x-rays by matter is called:
Definition
Attenuation
Term
Which of the following statements regarding scatter radiation is true?
Definition
Scatter radiation has less energy than the primary beam
Term
The pattern of _____ radiation creates the image on the film.
Definition
Remnant
Term
The image receptor (IR) usually consists of the:
Definition
Cassette and the film
Term
Computed radiography (CR) is sometimes called a:
Definition
“Filmless” system
Term
Where is the image obtained in computed radiography (CR)?
Definition
In a phosphor material
Term
A mechanism that tends to stop a moving part in a specific location is called a:
Definition
Detent
Term
The boxlike device attached under the tube housing that allows the limited operator to vary the size of the radiation field is called a(n):
Definition
Collimator
Term
A device to protect the film from being fogged by scatter radiation is called a(n):
Definition
Grid or Bucky
Term
The principle source of scatter radiation is the:
Definition
Patient
Term
A tilting table will allow the head end to be lowered at least 15° into the:
Definition
Trendelenburg position
Term
The principal purpose of doing a “safety check” before making an exposure is to:
Definition
Prevent accidental exposure of coworkers
Term
What is a denominator?
Definition
The bottom or lower number of a fraction
Term
The upper or top number of a fraction is called a:
Definition
Numerator
Term
What is the value of 2 to the power of 8?
Definition
256
Term
What is the decimal form of 1/1000 second?
Definition
0.001
Term
Which of the following is equivalent to 30 milliseconds?
Definition
0.03 second
Term
What is the mAs when 400 mA is used with a 50 millisecond exposure time?
Definition
20
Term
A satisfactory wrist radiograph is made using 100 mA, 0.12 sec, 56 kVp, and 40-inch SID with an IR that has a relative speed of 100. Which of the following exposures will produce a radiograph of similar radiographic density using an IR with a relative speed of 600?
Definition
50 mA, 0.04 sec, 56 kVp, 40-inch SID
Term
An x-ray exposure is made using the following factors: 300 mA, 0.02 sec, 60 kVp, 60-inch SID, and the large focal spot. In this case, the value of the mAs is:
Definition
6
Term
What is the name of the upper portion of the lung?
Definition
Apex
Term
The xiphoid process is the ______ of the sternum.
Definition
Distal tip
Term
What are the proper patient instructions for the PA projection of the chest?
Definition
Stop breathing after second deep inspiration
Term
When taking a PA projection of the chest, the correct SID is:
Definition
72 inches
Term
The uppermost portion of the sternum is called the:
Definition
Manubrium
Term
Which of the following make up the bony thorax?
Definition
12 pairs of ribs, 12 thoracic vertebrae, and the sternum
Term
Which of the following is used to rotate the scapula out of the lungs on a chest radiograph?
Definition
Rotating the shoulders anteriorly
Term
The inferior lateral corners of the lungs are called the:
Definition
Costophrenic angles
Term
Which of the following is best for demonstration of the apices of the lungs without bony superimposition?
Definition
AP axial projection, lordotic position of the chest
Term
How many lobes are in the left lung?
Definition
2
Term
What is the proper placement of the arms for the upright, lateral projection of the chest?
Definition
Raised over the head, hands grasping opposite elbows
Term
The essential factor for demonstration of air-fluid levels in radiography is:
Definition
A horizontal x-ray beam
Term
Which of the following conditions is an inflammatory occupational lung disease caused by inhaling irritating dust?
Definition
Pneumoconiosis
Term
How many lobes are in the right lung?
Definition
3
Term
Lateral projections of the chest are taken with the left side against the IR because:
Definition
Magnification of the cardiac silhouette is minimized with the left side nearer the IR
Term
What does the term cephalic mean?
Definition
Toward the head
Term
When a patient is to be imaged in the prone position, then the patient must be:
Definition
Placed in a recumbent position on his or her stomach
Term
In what part of the cell are the organelles located?
Definition
Cytoplasm
Term
How many bones comprise the skeletal system?
Definition
206
Term
What is the function of the plasma membrane of a cell?
Definition
Provide communication between the cell and the rest of the body
Term
What term is used to describe the path of the CR from the radiographic tube, through the patient and to the IR?
Definition
Projection
Term
Observed, objective manifestations of disease are called:
Definition
Signs
Term
When the cause of a disease is unknown, then the disease is classified as:
Definition
Idiopathic
Term
A joint that is classified as synarthrodial indicates that the joint is:
Definition
Immoveable
Term
Which of the following is the medical term for a growth or tumor?
Definition
Neoplasm
Term
A rounded process that forms part of a joint is called a:
Definition
Condyle
Term
Which plane divides the body into equal right and left halves?
Definition
Midsagittal plane
Term
Which organ system does not function for the survival of the individual?
Definition
Reproductive
Term
Cells are defined as:
Definition
The smallest units of living things
Term
An organ is defined as:
Definition
A group of tissues that work together to perform specialized and complex
Term
Movement of a part away from the central axis of the body is called:
Definition
Abduction
Term
If a disease is classified as a congenital disease, this means that:
Definition
The condition is present at birth
Term
Which tissue type is the most widely distributed and has the greatest variety of form and function?
Definition
Connective
Term
Tissues are defined as:
Definition
A similar group of cells that work together to perform complex functions
Term
What does supination mean?
Definition
To turn the arm so that the palm of the hand is up
Term
When the long side of the IR is placed perpendicular to the long axis of the body, then the IR placement is:
Definition
Crosswise
Term
A prediction of the course of the disease and the prospects for the patient’s recovery is termed:
Definition
Prognosis
Term
Diseases that occur as the result of treatment by health professionals are termed:
Definition
Iatrogenic
Term
The study of abnormal conditions of the body is termed:
Definition
Pathology
Term
A localized area of destructive change in body tissue is called a:
Definition
Lesion
Term
What is a system?
Definition
A group of organs that work together to perform complex functions
Term
A long, sharp bony process is called a:
Definition
Styloid
Term
What term is applied to the condition in which the tissue of the bone is broken or disrupted?
Definition
Fracture
Term
What term is applied to joints that are not moveable?
Definition
Synarthrosis
Term
How many major organ systems compose the human body?
Definition
11
Term
What is indicated by a side marker?
Definition
The side of the patient
Term
What term refers to the structure of the human body?
Definition
Anatomy
Term
The term applied to the back portion of the body or body part is:
Definition
Posterior
Term
What term is used to describe when a joint is straightened?
Definition
Extension
Term
What is the result of imaging patient motion on a radiograph?
Definition
Blurring of the radiograph
Term
Which tissue type functions to conduct electric impulses to provide rapid communication between body structures?
Definition
Nervous
Term
The highly specialized fluid portion of the cell is the:
Definition
Cytoplasm
Term
What term is used to describe the patient’s report of their perception of their condition?
Definition
Symptoms
Term
Which radiographic position requires a recumbent body position and a horizontal CR?
Definition
Decubitus
Term
What term is applied to joints that allow limited movement?
Definition
Amphiarthrosis
Term
Diseases that are characterized by a sudden onset of symptoms and/or signs are called ____ conditions.
Definition
Acute
Term
Which body position term is used when the patient is lying on his or her back?
Definition
Supine
Term
The midcoronal plane divides the body into:
Definition
Equal anterior and posterior halves
Term
Which organ system is composed of the heart and blood vessels?
Definition
Circulatory
Term
In radiography, what three items must be precisely aligned?
Definition
The x-ray tube, the IR, and the body part
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