Term
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Definition
Image Receptor
The device that captures the radiographic image that exits the patient; refers to both the film/screen cassettes and to the digital devices. |
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Term
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Definition
Central Ray
Central most portion of the x-raybeams emitted from the x-ray tube; has the least divergence. |
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Term
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Definition
| An image of a patients anatomic parts, as produced by an actions of x-rays on an image receptor |
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Term
Name the 5 steps of a successful exam and procedure. (
#2 from General Positioning Terms HO) |
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Definition
1.Position
2.Protection
3.Exposure (control panel)
4.Instructions (for patients)
5.Processing of (IR) |
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Term
| What are the important areas of the body that you should shield? |
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Definition
Reprodcutive Organs
Sternum
Thyroid
Anything with rapidly reproducing cells. |
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Term
| What is the biggest size you should ever open the collumator? |
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Definition
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Term
| Do you ever hold a patient? |
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Definition
No. Family member should.
Preferably a male member, since there reproductive organs are not as vunerable and they typically have less breast tissue than females. |
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Term
| Which gives a clearer view of the chest? |
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Definition
| The PA, because of the position of the heart. |
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Term
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Definition
| A positioning like between the ear and eye. Also called the IOML. |
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Term
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Definition
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Term
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Definition
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Term
| What is the minimum of markers that should be on an x-ray? |
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Definition
2 : Patient ID/Date
Anatomic side markers. |
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Term
| How many view should there be for suspected joint fractures? |
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Definition
| 3. AP/PA, lateral, oblique |
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Term
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Definition
| Applying pressure with the fingers tips to a patient to look for landmarks. |
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Term
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Definition
| As low as reasonably attainable. |
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Term
| What are three steps used to achieve ALARA? |
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Definition
Minimum length of time exposed.
Maximize the distance.
Shield. |
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Term
| What are some ways of minimizing the exposure? |
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Definition
Beam limitations.
Technique selection.
Filtration.
Intensifying screens
Grids
Minimize the number of repeats. |
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Term
| What groups are extremely supsceptible to radiation? |
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Definition
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Term
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Definition
| Effective Dose : compare average radiation to the whole body from a radiologic procedure with that reieved from natural background radiation. |
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Term
| Name 7 patient protection measurements. |
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Definition
1.Minimum repeats.
2.Correct filtration.
3.Accurate collumation.
4.Specific area shielding.
5.Protection for pregnancies
6.Optimum speed film-screen combinations.
7.Projection and exposure with the least patient dose. |
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Term
| What is the "double effect?" |
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Definition
| An action that has both good and bad effects. AKA: Radiation is harmful but it is a very valuable diagnostic tool. |
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Term
| What is the difference between an x-ray and a radiograph? |
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Definition
| X-ray film refers to the physical (latent or nonprocessed) material the image is stored on. Radiography includes medium and image. |
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Term
| What is anatomical position? |
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Definition
| Upright, arms adducted(down), palms forward, head and feet are straight ahead. |
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Term
| How are radiographs displayed? |
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Definition
| The patient is facing the viewer, patient in anatomic position. |
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Term
| How does the following plane divide the body: Sagittal Plane |
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Definition
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Term
| How does the following plane divide the body: Coronal or frontal |
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Definition
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Term
| How does the following plane divide the body: Horizontal/Transverse/Axial |
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Definition
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Term
| How does the following section divide or "cut" the body: Longitudinal |
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Definition
| Lengthwise, direction of the long axis of the body. |
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Term
| How does the following section divide or "cut" the body : Transverse/Axial Section |
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Definition
| at a right angel on the longitudinal axis |
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Term
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Definition
| Back of the patient when in anatomical position. |
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Term
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Definition
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Term
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Definition
| Sole (Posterior Surface) of the foot |
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Term
Dorsum
What is the difference in this term between the hand and the foot. |
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Definition
Top (Anterior) side of the foot.
Back (Posterior) side of the hand. |
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Term
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Definition
| Inside (Anterior) of the hand. |
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Term
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Definition
| Lying down (Refers to any position) |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| On side (Right/Left : refers to the side on the table.) |
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Term
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Definition
| Recumbant, feet above the head. |
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Term
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Definition
| Recumbent, head above the feet |
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Term
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Definition
| Position with knees and hips flexed, thigh abducted and rotated externally (w/ankle supports) [Used in exams where the vagina needs to be visable.] |
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Term
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Definition
Side view 90*/right angle
Can be recumbant or errect. |
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Term
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Definition
| If a position is not a true lateral then it is considering an oblique. An angeled position in which neither the sagital or coronal palne is perpendicular. |
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Term
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Definition
| Left Posterior Oblique/ Right Posterior Oblique. Normally used for a chest x-ray. The side closest to the IR is the one that designates. Also, the posterior(BACK) of the patient is facing the beam. |
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Term
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Definition
| Refers to a position where the anterior of the chest is facing the CR. Side designated by the side closest to the IR. |
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Term
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Definition
| Lie on a horizontal surface, designated by the side that is resting closest to the IR. |
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Term
| Left Lateral Decubitius Position |
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Definition
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