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Ch 19 Workbook
Review Exercise B
Question | Answer |
---|---|
On an AP/PA pediatric chest technical factors will include use of grid or nongrid. | Non-grid |
On an AP/PA pediatric chest the SID, AP supine chest is: | 50-60" |
On an AP/PA pediatric chest the SID, PA erect chest is: | 72", 2yrs and up, shows fluid levels |
The kV range for an AP/PA pediatric chest is: | 70-80kV |
How is the image receptor placed on an AP/PA pediatric chest? lenghtwise or crosswise | crosswise |
The kV range generally used for a lateral chest. | 75-80kV |
Should a grid be used for a 2year old lateral chest? | No |
The approximate age for effective use of the Pigg-o-stat on an erect PA and lateral chest is from infancy to ________. | 2yrs of age |
When should a chest exposure be initiated for a crying child? | 2nd full inspiration of the chest |
Which radiographic structures are evaluated to determine rotation on a PA projection of the chest? | Equal distance from the lateral rib margins on each side to the spine. |
What is the x-ray tube alignment for a lateral projection of the chest if the patient is on an tam-em board? | tube alignment is centered in a horizontal beam lateral position to mid-coronal plane of the thorax at the level of the mamillary line. |
How many ribs are visualized above the diaphragm on a well inspired erect chest radiograph taken on a young pediatric patient? | nine and occasionally 10 |
It is important to place the foot into a true AP and lateral positions when performing a clubfoot study. True/False | False, no attempt is made to straighten the foot; obtain 2 projections 90degrees from each other. |
It is possible to provide gonadal shielding for both male and female pediatric patients for AP and lateral projections of the hips. True/False | True, if placed correctly. |
What size image receptor should be used for a skull routine on a 6-year old patient? | 10x12, childs skull is near adult size |
Which CR angulation will place the petrous ridges in the lower one-third of the orbits with an AP reverse Caldwell projection of the skull? | 15degree cephalad to OML |
Which of the following pathologic indicators would apply to a pediatric skull series? osteomyelitis, CHD, mastoiditis, hyaline membrane disease | mastoiditis |
Which skull positioning line is placed perpendicular to the film for an AP Towne 30degree caudal projection of the skull? IOML, OML, MML, AML | OML, orbitomeatal line |
Parental assistance for skull radiography is preferred rather than using head clamps and a mummy wrap on a pediatric patient. True/False | False, this immobilization technique is very effective if done correctly |
Children over 5years of age can usually hold their breath after a practice session. True/False | True, by the age of 2-3years children can be talked through a diagnostic radiographic study. |
At the level of which structure or landmark is the central ray placed for correct centering of an AP, PA, or lateral chest? | midthorax, mammillary (nipple) line |
At the level of which structure of landmark is the central ray placed for correct centering for an AP abdomen (infants and small children)? | 1 inch above the umbilicus |
At the level of which structure or landmark is the central ray placed for correct centering for an AP supine abdomen (older children)? | the level of the iliac crest |
At the level of which structure or landmark is the central ray placed for correct centering of an AP Skull? | glabella and parallel to OML (orbitomeatal line) |