What Is the Central-Ray Angulation for the Lateral Projection of the Thoracic

question 178

Multiple Choice

What is the central-ray angulation for the lateral projection of the thoracic spine if the vertebral column is not elevated to a horizontal plane?

• A) 3 to 5 degrees caudad
• B) 3 to 5 degrees cephalad
• C) 10 to 15 degrees caudad
• D) 10 to 15 degrees cephalad

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