For a Lateral Cranial Projection, the

Multiple Choice

For a lateral cranial projection, the
1) midsagittal plane is positioned parallel with the IR.
2) IPL is positioned parallel with the IR.
3) IOML is perpendicular to the front edge of the IR.
4) central ray is centered 2 inches (5 cm) anterior to the EAM.

A) 1 and 3 only
B) 1 and 4 only
C) 2 and 3 only
D) 1, 3, and 4 only