Mammography Registry Review II questions with correct answers

Most movable margins of breast CORRECT ANSWER-lateral, inferior most fixed margins of breast CORRECT ANSWER-medial, superior main reason for breast compression CORRECT ANSWER-allow more uniform density by flattening base of breast to same degree as more anterior regions compression ______pt dose and ______ motion unsharpness CORRECT ANSWER-reduces; decreases compression ____ subject contrast and _____ scattered radiation CORRECT ANSWER-increases; reduces compression also separates______ & affects lesions how? CORRECT ANSWER-superimposed areas of glandular tissues and brings lesions closer to image receptor Magnification _____ pt dose CORRECT ANSWER-increases magnification ideal for what 3 things? CORRECT ANSWER-microcalcifications, specimen radiographs, at surgical sites Grid is ______for magnification CORRECT ANSWER-not necessary _____ focal spot must be used with magni