____________ detect thermal and noxious stimuli
a. Ruffini corpuscles
b. Free nerve endings
c. Meissner's corpuscles
d. Pacinian corpuscles
e. Dieter's cells
Answer: b. Free nerve endings
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Which is a positive symptom of schizophrenia?
A) social withdrawal B) lack of emotion C) hallucinations D) poverty of speech
Your friend Olga is a new, first-time mother. Her six-week-old infant has shown a recent increase in crying. She doesn't know whether this is because she is picking the child up every time it cries. She is asking you for advice
What would you say to her? A) She should take her child to the doctor to see if she has colic. B) It is normal for crying to increase over the first six weeks of life, and picking her child up will not reinforce the crying. C) Increased crying in the first six weeks of life is normal, but Olga should not pick up the infant every time it cries. D) Olga should not worry; the crying usually decreases by the second week of life.
____ refers to a decreased in the response to a stimulus when it is presented repeatedly, whereas ____ refers to the eventual disappearance of a conditioned response when an unconditioned stimulus is no longer presented.
a) Extinction; habituation b) Habituation; extinction c) habituation; adaptation d) adaption; habituation
What is a placebo?
A. An in-depth study of an individual B. An inactive substance that might induce some of the effects of the drug for which it has been substituted C. An experiment that is conducted in real-life as opposed to laboratory settings D. The participants in an experiment who are not exposed to the experimental condition of interest