A drug that blocks the sodium gates of a neuron's membrane will ____.

A. decrease the threshold
B. block the action potential
C. cause repeated action potentials
D. eliminate the refractory period


Answer: B

Psychology

You might also like to view...

Suppose that Michelle has just gone out on a first date with a classmate, Ivan, and is deciding whether to go out on a second date. Which of the following is the best predictor of her decision?

a. how physically attractive she thinks Ivan is b. how similar she thinks Ivan and she are, in terms of attitudes and values c. how much future earning potential she thinks Ivan has d. how much she thinks Ivan likes her

Psychology

Given the percentages presented in your textbook, which of the following settings would be most likely to employ psychologists?

a. a school district c. a public university b. a mental health clinic d. a large automobile manufacturer

Psychology

Toya's young son, Troy, has a habit of nagging and throwing tantrums while in stores. Toya rarely gives in to Troy's tantrums, however, they still persist to her great frustration. Troy's behavior is an example of __________

a) effective punishment. b) the partial-reinforcement effect. c) the continuous-reinforcement phenomenon. d) the extinction effect.

Psychology

Which perspective seeks to identify behavior that is the result of our genetic inheritance from our ancestors?

A. evolutionary B. cognitive neuroscience C. bioecological D. humanistic

Psychology