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What happens if blood flow is sampled in the center of a ves…

What happens if blood flow is sampled in the center of a vessel exhibiting  parabolic flow?

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Situation: A patient enters the ED with a possible pneumotho…

Situation: A patient enters the ED with a possible pneumothorax in the left lung. Because of trauma, the patient cannot stand or sit erect. Which of the following positions would best demonstrate this condition?

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What is the recommended kV range for upper airway projection…

What is the recommended kV range for upper airway projections (analog and digital imaging)?

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Normally, what happens to the venous flow in the legs during…

Normally, what happens to the venous flow in the legs during inspiration?

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Which of the following technical facotrs is most ideal for a…

Which of the following technical facotrs is most ideal for adult chest radiography?

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The central ray (CR) for an anteroposterior (AP) supine, adu…

The central ray (CR) for an anteroposterior (AP) supine, adult chest projection should be centered: 

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Situation: An ambulatory patient comes to radiology with a c…

Situation: An ambulatory patient comes to radiology with a clinical history of possible pneumonia. The patient complains of pain in the center of her chest. What positioning routine should be performed on this patient?

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Situation: A PA chest radiograph reveals that the left stern…

Situation: A PA chest radiograph reveals that the left sternoclavicular joint is closer to the spine than the right joint. What specific positioning error has been committed?

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Situation: A patient comes to radiology for a routine chest…

Situation: A patient comes to radiology for a routine chest study. On the PA projection, the radiologist sees a possible calcification near a rib, but she cannot tell whether the calcification is in the lung or on the rib. What additional projections would assist with the diagnosis?

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Pleurisy may be domonstrated radiographically by associated:…

Pleurisy may be domonstrated radiographically by associated: 

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