Medical Coding

Category - Medical Terminology

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If a patient receives a chest x-ray with a posteroanterior projection, in what direction are the x-ray beams traveling?

From the front of the patient to the back of the patient
From the back of the patient to the front of the patient
From the left side of the patient to the right side of the patient
From the right side of the patient to the left side of the patient

Explanation

Answer: B - If a patient receives a chest x-ray with a posteroanterior projection, the beams are traveling from the back of the patient to the front of the patient. The term “posteroanterior” literally means “from the back to the front,” while the term “post” means “back” and “anterior” means “front.”

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