If the Infraorbitomeatal Line Is Placed Perpendicular to the Image

question 62

Multiple Choice

If the infraorbitomeatal line is placed perpendicular to the image receptor during an AP axial (Towne) projection of the skull,how much is the central ray angled?

• A) 15 degrees caudad
• B) 30 degrees caudad
• C) 37 degrees caudad
• D) 45 degrees caudad

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