Term
| What The afracnterior projecting bony process of the sacrum that forms part of the inlet of the true pelvis |
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Definition
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Term
| Another term for sacral horns |
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Definition
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Term
| Which specific aspect of the sacrum articulates with the ilium to form the SI joint? |
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Definition
| Articular/auricular surface |
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Term
| What structure of the sacrum is considered most posterior? |
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Definition
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Term
| Which topographical landmark corresponds with the L4-L5 vertebral level? |
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Definition
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Term
| what is the average degree of rotation required to demonstrate the L3-L4 zygapophyseal joints? |
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Definition
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Term
| Why should the hips and knees be flexed for an AP projection of the lumbar spine? |
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Definition
| For patient comfort and to reduce the lumbar curvature |
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Term
| True or false? If the waist is supported properly an average sized patient does NOT require any CR angulation for the lateral lumbar spine?t |
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Definition
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Term
| Should the AP and lateral projections for a pediatric scoliosis study include the lumbar and thoracic spine? |
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Definition
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Term
| A condition of unknown cause in which calcifications of bony ridges between vertebrae occurs, creating a lack of mobility with a "bamboo" appearance |
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Definition
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Term
| An abnormal lateral curvature of the spine is a congenital condition called? |
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Definition
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Term
| A radiograph of an LPO projection of the lumbar spine reveals that the downside pedicle is projected too far posterior on the vertebral body. What specific positioning error is present? |
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Definition
| Excessive rotation of the spine |
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Term
| A radiograph of a lateral projection of the lumbar spine reveals that the mid to lower intervertebral joint spaces are not open. The patients waist was supported. Which of the following modifications will help open these joint spaces during the repeat exposure? |
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Definition
| Increase waist support and/or angle CR 5 to 8 caudal |
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Term
| A radiograph of an AP axial sacrum reveals that it is foreshortened and the sacral foramina are not clearly seen. The patient was in an AP supine position and the technologist angled the CR 10 cephalad. What specific positioning error is present on this radiograph? |
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Definition
| Insufficient CR angulation |
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Term
| A radiograph of an AP axial coccyx reveals that the symphysis pubis is superimposed over the distal end of the coccyx. what modification will correct this problem during the repeat exposure? |
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Definition
| Increase the CR angulation |
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Term
| A patient comes to radiology for a follow up study of the lumbar spine. The patient had a spinal fusion performed at the L3-4 level 4 months earlier. What position would best demonstrate the degree of movement at the fusion site? |
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Definition
| Lateral hyperextension and hyperflexion |
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Term
| A patient comes in with a possible compression fracture of L3. Which position would best demonstrate the body of L3 and the intervertebral spaces above and below it? |
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Definition
| Collimated PA and lateral |
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Term
| What is the "nose" on the Scottie dog? |
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Definition
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Term
| Where is the CR centered for posterior oblique projections of the SI joints? |
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Definition
| 1 inch medial to upside ASIS |
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Term
| The suprasternal, manubrial, or jugular notch all correspond to the level of what? |
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Definition
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Term
| the xiphoid process corresponds to the vertebral level of? |
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Definition
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Term
| What connects the anterior aspect of the ribs to the sternum? |
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Definition
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Term
| The sternal angle is at what level? |
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Definition
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Term
| Which pair of ribs attaches to the sternum at the level of the sternal angle? |
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Definition
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Term
| What joint classification and type of movement are the sternoclavicular joints? |
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Definition
| Synovial with diartthrodial (plane) movements |
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Term
| Which ribs are considered true ribs? |
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Definition
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Term
| what technique is most effective in preventing lung markings from obscurring sternum on an oblique projection? |
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Definition
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Term
| Why is the RAO sternum preferred to the LAO position? |
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Definition
| The RAO projects the sternum over the shadow of the heart |
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Term
| what position will best demonstrate the axillary portion of the left ribs? |
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Definition
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Term
| What is the recommended degree of obliquity for an RAO projection of the sternum for an asthenic patient? |
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Definition
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Term
| What is the recommended degree of obliquity for an RAO projection of the sternum for an asthenic patient? |
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Definition
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Term
| Which two projectios must be taken for an injury to the right anterior upper ribs? |
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Definition
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Term
| which 2 projections must be taken for an injury to the left posterior lower ribs? |
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Definition
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Term
| Fracture of two adjacent ribs in two or more places with associated pulmonary injury |
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Definition
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Term
| A condition of the sternum that is often called "funnel chest" |
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Definition
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Term
| A radiograph of an RAO sternum reveals that it is partially superimposed over the spine. What must be done to eliminate this problem during the repeat? |
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Definition
| Increase rotation of the body |
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Term
| Aa radiograph of a lateral projection of the sternum reveals that the patients ribs are superimposed over the sternum..what needs to be done to correct this problem during the repeat? |
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Definition
| Ensure that the patient is not rotated |
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Term
| A patient enters the ER with trauma to the bony thorax. The initial radiographs reveal that there are fracvtured ribs and a possible pneumothorax of the left thorax. The physician orders a chest study to confirm the pneumothorax, the patient can't stand. Which position would best demonstrate pneumothorax |
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Definition
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Term
| What awhat are the minimum number of ribs that must be demonstrated for a unilateral rib stufdy above the diaphragm? |
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Definition
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