Quiz 7: sacrum and coccyx

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The most distal portion of the coccyx is called the base.

False

The sacral promontory is the posterior ridge of the 1st sacral segment.

False

When positioning for the lateral sacrum/coccyx, the CR is directed perpendicular to a point 3-4 inches posterior and 2 inches distal to the ASIS.

False

For the AP Axial projection of the Coccyx, the CR is angled 10 degrees caudad.

True

For the AP Axial projection of the Sacrum, the CR is angled 15 degrees cephalad.

True

For the sacrum and coccyx projections, the minimum SID should be 40 inches.

True

The coccyx is the most distal portion of the vertebral column.

True

The sacral foramina are for the transmission of nerves and blood vessels.

True

The sacrum articulates with the ilium of the pelvis at the Auricular surface.

True

The two superior articular processes of the sacrum form the zygapophyseal joint with the inferior articular processes of L5.

True

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