Action Potentials

question 224

Multiple Choice

Action potentials

• A) initially cause depolarization of the membrane, usually followed by hyperpolarization.
• B) cause a return to resting potential when the sodium channels open.
• C) can be triggered in rapid succession, with no measurable delay between spikes.
• D) are initiated by the membrane's increased permeability to potassium.
• E) result from inactivation of leak channels.

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Definitions:

Favourable Impression

The positive perception formed by others, often as a result of effective presentation or behavior.

Negative Response

A reaction that expresses disagreement, disapproval, or a generally unfavorable attitude towards something.

Experimenter Bias

The influence that a researcher's expectations or preferences may have on the results of an experiment, potentially leading to skewed or invalid conclusions.

Statistically Significant

A result is considered statistically significant if it is unlikely to have occurred by chance alone, indicating a genuine effect or difference.