The Sternocleidomastoid Is Unusual in That It

question 125

Multiple Choice

The sternocleidomastoid is unusual in that it

• A)flexes the neck and head at the spinal joints.
• B)extends the neck and head at the spinal joints.
• C)flexes the upper neck and head at the spinal joints and extends the lower neck at the spinal joints.
• D)extends the upper neck and head at the spinal joints and flexes the lower neck at the spinal joints.

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Definitions:

Animal

A living organism belonging to the kingdom Animalia, typically characterized by voluntary movement, sensory capabilities, and consumption of organic materials for energy.

Intermittent Reinforcement

A conditioning schedule in which a reward or punishment is not administered every time the desired response is performed.

Extinction

In behavioral psychology, the process through which a conditioned response decreases or disappears after the conditioned stimulus is repeatedly presented without the unconditioned stimulus.

Continuous Reinforcement

A learning process in operant conditioning where a behavior is reinforced every time it is exhibited, leading to quicker acquisition of the behavior.