ARRT - Spine Exam |Question and Answer| 100% Correct

ARRT - Spine Exam |Question and Answer| 100% Correct How many vertebrae are located in the cervical region of the spine? *Ans* 7 What is the odontoid process and where is it located? *Ans* A toothlike projection on the superior surface of C2 When taking an AP axial projection of the cervical spine, the central ray is directed: *Ans* 15 degrees cephalad What is the rationale for using a 72-inch SID for the lateral projection of the cervical spine? *Ans* This SID helps to overcome the magnification caused by the increased OID of the position What anatomic structures of the cervical spine are best demonstrated by the lateral projection? *Ans* Zygapophyseal joints What is the proper central ray angle and direction for the AP oblique projections of the cervical spine? *Ans* 15 degrees cephalad What is the proper patient position for an AP oblique projection of the cervical spine? *Ans* a 45-degree posterior oblique position What anatomic structures are best demonstrated by the PA oblique projections of the cervical