Which Projection of the Skull Requires MSP Be Positioned Parallel

question 130

Multiple Choice

Which projection of the skull requires MSP be positioned parallel and interpupillary line perpendicular to the IR plane?

• A) Lateral
• B) PA axial (Caldwell)
• C) AP axial (Towne)
• D) SMV (Schüller)

---

Definitions:

Electrical Charge

A physical property that causes matter to experience a force when placed in an electromagnetic field.

Neuron

A nerve cell, responsible for the conveyance of nerve impulses, functioning in the nervous system.

Millivolts

A unit of electric potential equal to one thousandth of a volt, often used in measuring small voltages.

Absolute Refractory Period

A period immediately following the transmission of an impulse in nerve or muscle in which a neuron or muscle is not responsive to further stimulation.