Where Does the Central Ray Enter the Body for the AP

question 45

Multiple Choice

Where does the central ray enter the body for the AP axial projection (Ferguson method) of the lumbosacral junction?

• A) At the pubic symphysis
• B) 1 \(1 / 2\) inches superior to the pubic symphysis
• C) 3 inches superior to the pubic symphysis
• D) At the level of the ASISs

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