Although barbiturates induce sleep, they also __________
a. suppress REM sleep
b. cause tachycardia
c. increase heart rate
d. produce paranoid symptoms
a
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Before a bystander is likely to help someone in need, he or she must
a. ask permission. c. recognize that an emergency exists. b. talk to the other person. d. feel good about himself/herself.
Laurie knows that some cylindrical objects are called jars and some are called cups. This shows he is capable of using language as a cue that classes of stimuli differ from one another
Indicate whether the statement is true or false
You decide that you are going to condition your dog to salivate to the sound of a bell. You give the dog a biscuit, and then a second later you ring the bell. You do this several times, but no conditioning seems to occur. This is probably because ________
a) the bell was not a distinctive sound. b) the bell should have been sounded before the dog ate the biscuit. c) you should have had a longer interval between the bell and the biscuit. d) Pavlov found that the CS and UCS must be only seconds apart in order to condition salivation.
Most young adolescents are at the level of thinking that Piaget described as ______
a. formal-operational c. sensory-motor b. preoperational d. concrete-operational