A neuron is likely to fire ______ when stimulated by a strong signal
a. more intensely
b. for a longer period of time
c. in a coded sequence
d. more often
d
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Bob is preparing for a class presentation in his senior honors course. He feels a bit nervous because this is a major presentation and the chairperson has been invited. Which of the following appraisals might reduce his feelings of stress?
a) "This presentation is too much for me, I give up." b) "If I make a fool of myself, I guess I won't go to graduate school." c) "I did a fine job in my previous presentations; so I can do well again." d) "I'm not up to the challenge because my previous presentations were a piece of cake."
Although the exact causes of ADHD are not known, it is believed to be related to
A) genetics. B) bad parenting. C) abuse. D) psychological trauma.