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