For PA Axial Oblique Cervical Projection

question 24

Multiple Choice

For PA axial oblique cervical projection,
1) the midcoronal plane is aligned at a 45-degree angle with the IR.
2) the central ray is angled 15 degrees caudally.
3) the head's midsagittal plane is aligned perpendicular to the IR.
4) an increased caudal angle is needed to demonstrate the lower vertebrae on a severely kyphotic patient.

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

---

Definitions:

Intervening Variables

Variables that act as a mediator between independent and dependent variables, explaining the relationship between them within a study.

Salivation

The production and release of saliva from glands in the mouth, often in response to the sight, smell, or taste of food.

Pavlov

Refers to Ivan Pavlov, a Russian physiologist known for his work in classical conditioning, particularly his experiments with dogs that led to the discovery of the conditioned reflex.

Conditioned Stimulus

A previously neutral stimulus that, after association with an unconditioned stimulus, comes to trigger a conditioned response.