How Many Layers of Muscles Comprise the Intercostal Group of Muscles

question 21

Multiple Choice

How many layers of muscles comprise the intercostal group of muscles?

• A) two
• B) three
• C) four
• D) one

---

Definitions:

Comparator Model

A cognitive theory suggesting that the decision to act is based on comparisons between the expected outcome of an action and the current state.

Conditioned Stimulus 2

A stimulus that originally had no response but becomes conditioned to elicit a response through association with an unconditioned stimulus.

Unconditioned Stimulus Association

The process by which an unconditioned stimulus becomes linked with another stimulus, leading to a natural and automatic response.

Overshadowing

In a compound conditioning situation, the prevention of conditioning to one stimulus due to the presence of a more salient or intense stimulus.