Two Fundamental Concepts About the Ion Channels of a "Resting

question 38

Multiple Choice

Two fundamental concepts about the ion channels of a "resting" neuron are that the channels

• A) are always open, but the concentration gradients of ions frequently change.
• B) are always closed, but ions move closer to the channels during excitation.
• C) open and close depending on stimuli, and are specific as to which ion can traverse them.
• D) open and close depending on chemical messengers, and are nonspecific as to which ion can traverse them.
• E) open in response to stimuli, and then close simultaneously, in unison.

Construct and interpret confidence intervals for population means.

Understand the assumptions underlying statistical tests and confidence intervals.

Apply hypothesis testing to compare means from two populations.

Understand the concept of sampling distribution and its importance in hypothesis testing.

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Definitions:

Stimulus Generalization

The process by which conditioned responses are triggered by stimuli that are similar, but not identical to, the original conditioned stimulus used during learning.

Discrimination

The act of treating people unequally based on characteristics such as race, age, or sex, resulting in prejudice.

Response Generalization

The process by which a behavior, once learned in response to a specific stimulus, extends to similar stimuli not directly associated with the initial learning.

Modeling

The process of learning behavior by observing and imitating others.