What Type of CR Angle Is Required for Posterior Oblique

question 65

Multiple Choice

What type of CR angle is required for posterior oblique (left posterior oblique [LPO]/right posterior oblique [RPO]) positions of the cervical spine?

• A) 15° cephalad
• B) 15° caudad
• C) 5° to 10° cephalad
• D) None; the CR is perpendicular to the image receptor (IR).

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Definitions:

Stimulus

Any object, event, or change in the environment that elicits a sensory or behavioral response.

Higher-Order Conditioning

A process in classical conditioning where a conditioned stimulus is paired with a new neutral stimulus, creating a second (often weaker) conditioned response.

Reinforcer

Any stimulus that strengthens or increases the probability of a specific response or behavior by being delivered or removed after the behavior occurs.

Punisher

In behavioral psychology, any stimulus that decreases the likelihood of a behavior being repeated.