Which of these is the most accurate description of what occurs when a neural impulse moves down the length of a neuron?

a) exchange of ions
b) increase in pressure
c) sudden release of endorphins
d) sudden decrease in hormone levels


ANS: a

Psychology

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Polly is attending her first birthday party, where she sees her first balloon. While playing with the balloon, she accidentally pops it with a pin. When the balloon pops, she screams, drops her drink, and starts to cry when she sees it stain the carpet. In this situation, the noise produced by the popping balloon would represent a(n)

a. unconditioned stimulus. b. conditioned stimulus. c. unconditioned response. d. conditioned response.

Psychology

Which of the following would be considered intrinsic motivation?

a. reading a book on history for extra credit to improve your grade b. reading a book on history to impress your teacher c. reading a book on history to increase your knowledge d. all of these

Psychology

Tamika grew up in an African American family and neighborhood, and retains the values, interests, and communication style of those roots. She chooses to live in a predominantly African American neighborhood and work in a community development organization there. She limits her contacts with the wider society. What acculturative strategy is this?

a. assimilating b. separating c. marginality d. biculturality

Psychology

The average number of alters observed in individuals with dissociative identity disorder is

A. 1. B. 2. C. 15. D. 100.

Psychology