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sept 26 2005 - Introductory Psychology Test 1 Write your...

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Introductory Psychology – Test 1 September 26, 2005 Write your name and UTEID on both the ScanTron and on THIS test. Be sure to record the form number on the ScanTron. 1. You are interested in figuring out what part of the brain is “in charge” of detecting sensation in a rat’s tail. Which of the following would be least invasive, least hurtful, and least painful for the rat, and be most likely to tell you what you want to know? a. lesion the rat’s parietal lobe b. lesion the rat’s occipital lobe c. drill a hole in the rat’s skull and use an electrode to stimulate the parietal lobe d. pinch the rat’s tail while doing an fMRI of the rat and look at the rat’s parietal lobe e. do an EEG of the rat, focusing on the frontal lobe, while you pinch its tail 2. General systems theory (GST) argues that all disciplines study “entities” in similar ways. Which of the following questions would NOT be raised if an investigator started to examine the neurotransmitter serotonin? a. Why are we interested in it? b. What is it composed of? c. How is it related to other neurotransmitters like it? d. How do we deal with a divergent example, or one that’s different from the others? e. How does it change (or develop) over time? 3. Is the mind the subjective experience of the brain? This question is at the core of 4. When a person tells a lie, there is a corresponding increase in: 5. Cortisol is directly related to all of the following EXCEPT: 6. Why is it good that REM sleep is typically associated with muscle paralysis? a. Muscle paralysis forces the body to relax so it can achieve a deeper sleep. b. If the body were not paralyzed during REM sleep, it would move as it does in dreams and potentially dangerous movements would happen. c. If the body were not paralyzed during REM sleep, many people would have small epileptic seizures, interrupting sleep cycles.
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d. REM sleep causes the release of curare – a powerful blocker of the neurotransmitter acetylcholine (which is linked to muscle activity); this explains why so many people die in their sleep. e. Muscle paralysis frees up energy so that the brain can produce beta waves, associated with dreaming.
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