8.當頸椎側位攝影(lateral projection)無法呈現第七頸椎(C7)時,可增加下列何種方法攝影?
(A)C-spine lateral view with hyperflextion
(B)C-spine lateral view with hyperextension
(C)C-spine lateral view with swimmer’s position
(D)C-spine AP view with tilting 20 degree
74.在電腦斷層攝影品保方面,理論上何者是製作modulation transfer function(MTF)的方法?
(A)利用point spread function(PSF)經由傅立葉轉換求得
(B)利用line spread function(LSF)經由傅立葉轉換求得
(C)利用線對取其edge spread function
(D)利用圓盤取其edge spread function