Figure 12-2 the Nerve Action Potential

question 63

Multiple Choice

Figure 12-2 The Nerve Action Potential

Use Figure 12-2 to answer the following questions:
-Which point of the graph shows when potassium ion outflow exceeds sodium ion inflow?

• A) 1
• B) 2
• C) 3
• D) 4

---

Definitions:

Unconditioned Response

In classical conditioning, it is the automatic, natural reaction elicited by an unconditioned stimulus without prior learning or conditioning.

Conditioned Response

An automatic response established by training to an ordinarily neutral stimulus.

Unconditioned Stimulus

The stimulus normally produced by the unconditioned response (e.g., food producing salivation).

Expectancies

What someone expects to happen, based on past experiences of what was rewarding.