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fMRI and Brain-Mapping of College Students Increases Understanding of Alcohol’s Effects

By MedImaging International staff writers
Posted on 03 Apr 2013
Image: Brain regions of interest (green) and group-level brain activity (red-yellow); data were averaged across three fMRI sessions and overlaid on a standard brain template (Photo courtesy of Penn State).
Image: Brain regions of interest (green) and group-level brain activity (red-yellow); data were averaged across three fMRI sessions and overlaid on a standard brain template (Photo courtesy of Penn State).
Researchers have just completed a first-of-its-kind longitudinal pilot study designed to understand better how the neural processes that motivate responses to alcohol-related cues change during students’ first year of college.

There is a large amount of anecdotal evidence confirming the many negative social and physical effects of the dramatic increase in alcohol use that frequently comes with many students’ first year of college. The behavioral alterations that go along those effects indicate underlying changes in the brain. However, in contrast to alcohol’s many other effects, its effect on the brain’s continuing development from adolescence into early adulthood--which includes the transition from high school to college--is not well known.

Pennsylvania State University (Penn State; University Park, USA) psychology graduate student Adriene Beltz, with a team of additional researchers, investigated the changes that occurred to alcohol-related neural processes in the brains of a small group of first-year students. Using functional magnetic resonance imaging (fMRI) technology and a data analysis technique known as effective connectivity mapping, the researchers collected and analyzed data from 11 students, who participated in a series of three fMRI sessions beginning just before the beginning of classes and concluding partway through the second semester.

Analysis of the data collected from the study participants revealed signs in their brains’ emotion processing networks of acclimatization to alcohol-related stimuli, and noticeable alterations in their cognitive control networks.

Recent studies have indicated that young adults’ cognitive development continues through the ages of the mid-20s, especially in those regions of the brain responsible for decision-making or judgment-related activity--the type of cognitive “fine-tuning” that potentially makes humans, in some senses, as much who humans are (and will be) as any other stage of their overall development.

Other recent research suggests that binge drinking during late adolescence may injure the brain in ways that could last into adulthood. This specific study demonstrated that connections among brain regions involved in emotion processing and cognitive control may change with increased exposure to alcohol and alcohol-related cues. Those connections also may influence other areas of the brain, such as those still-developing regions responsible for students’ decision-making and judgment abilities.

Study participants completed a task while in an fMRI scanner at the Penn State Social, Life, and Engineering Sciences Imaging Center, responding as quickly as possible, by pushing a button on a grip device, to an image of either an alcoholic beverage or a nonalcoholic beverage when both types of images were displayed sequentially on a screen. From the resulting data, effective connectivity maps were created for each individual and for the group.

Examining the final maps, the researchers discovered that brain regions involved in emotion-processing showed less connectivity when the students responded to alcohol cues than when they responded to nonalcohol cues, and that brain regions involved in cognitive control showed the most connectivity during the first semester of college. The findings suggest that the students needed to heavily recruit brain regions involved in cognitive control in order to overcome the alcohol-associated stimuli when instructed to respond to the non-alcohol cues.

“Connectivity among brain regions implicated in cognitive control spiked from the summer before college to the first semester of college,” stated Dr. Beltz. “This was particularly interesting because the spike coincided with increases in the participants’ alcohol use and increases in their exposure to alcohol cues in the college environment. From the first semester to the second semester, levels of alcohol use and cue exposure remained steady, but connectivity among cognitive control brain regions decreased. From this, we concluded that changes in alcohol use and cue exposure--not absolute levels--were reflected by the underlying neural processes.”

Although the immediate implications of the pilot study for first-year students are obvious, there are still a number of unanswered questions tied to alcohol’s longer-term effects on development, for college students after their first year and for those same individuals later in life.

To begin exploring those potential long-term effects, Mr. Beltz has planned follow-up research to track a larger number of participants over a greater length of time.

The study’s findings were published in the April 2013 issue of the journal Addictive Behaviors.

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Pennsylvania State University


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87 (82.015991210938): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
88 (44.107437133789): SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
89 (52.213668823242): SELECT id,name,title FROM jos_deeppockets WHERE cat=10 AND TYPE='file_folder' AND published=1 AND id != 294743300 AND id != 294743301 AND id != 294743302 AND id != 294743303 AND id != 294743304 AND id != 294743305 AND id != 294743306 AND id != 294743307 AND id != 294743308 AND id != 294743309 AND id != 294743310 AND metakey != 'aacc' ORDER BY `ordering`
90 (75.101852416992): SELECT show_live FROM jos_com_show_setting LIMIT 1
91 (41.007995605469): SELECT show_live FROM jos_com_show_setting LIMIT 1
92 (35.04753112793): SELECT show_live FROM jos_com_show_setting LIMIT 1
93 (34.809112548828): SELECT show_live FROM jos_com_show_setting LIMIT 1
94 (43.153762817383): SELECT show_live FROM jos_com_show_setting LIMIT 1
95 (34.809112548828): SELECT show_live FROM jos_com_show_setting LIMIT 1
96 (34.093856811523): SELECT show_live FROM jos_com_show_setting LIMIT 1
97 (33.855438232422): SELECT show_live FROM jos_com_show_setting LIMIT 1
98 (34.093856811523): SELECT show_live FROM jos_com_show_setting LIMIT 1
99 (36.001205444336): SELECT show_live FROM jos_com_show_setting LIMIT 1
100 (34.093856811523): SELECT show_live FROM jos_com_show_setting LIMIT 1
101 (66.041946411133): SELECT show_live FROM jos_com_show_setting LIMIT 1
102 (39.100646972656): SELECT show_live FROM jos_com_show_setting LIMIT 1
103 (35.04753112793): SELECT show_live FROM jos_com_show_setting LIMIT 1
104 (129.93812561035): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
105 (59.127807617188): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
106 (70.095062255859): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
107 (64.13459777832): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
108 (70.810317993164): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
109 (133.03756713867): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
110 (49.829483032227): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
111 (523.09036254883): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
112 (692.84439086914): SELECT dp.name, dp.id, dp2.name as channel, ex.name as author_name, ex.specialization, ex.images FROM jos_deeppockets as dp LEFT JOIN jos_experts as ex ON ex.id = dp.author LEFT JOIN jos_deeppockets as dp2 ON dp2.id = dp.fid WHERE dp.author != 0 AND dp.cat = 10 AND dp.published = 1 AND ( (dp.fid = 294743300) OR (dp.fid = 294743301) OR (dp.fid = 294743302) OR (dp.fid = 294743303) OR (dp.fid = 294743304) OR (dp.fid = 294743305) OR (dp.fid = 294743306) OR (dp.fid = 294743307) OR (dp.fid = 294743308) OR (dp.fid = 294743309) OR (dp.fid = 294743310) ) ORDER BY RAND() LIMIT 1
113 (645.16067504883): SELECT dp.name, dp.id, dp2.name as channel, ex.name as author_name, ex.specialization, ex.images FROM jos_deeppockets as dp LEFT JOIN jos_experts as ex ON ex.id = dp.author LEFT JOIN jos_deeppockets as dp2 ON dp2.id = dp.fid WHERE dp.author != 0 AND dp.cat = 10 AND dp.published = 1 AND ( (dp.fid = 294743300) OR (dp.fid = 294743301) OR (dp.fid = 294743302) OR (dp.fid = 294743303) OR (dp.fid = 294743304) OR (dp.fid = 294743305) OR (dp.fid = 294743306) OR (dp.fid = 294743307) OR (dp.fid = 294743308) OR (dp.fid = 294743309) OR (dp.fid = 294743310) ) ORDER BY RAND() LIMIT 1
114 (199.0795135498): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
115 (75.101852416992): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
116 (70.810317993164): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
117 (51.021575927734): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
118 (69.856643676758): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
119 (56.028366088867): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
120 (54.121017456055): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
121 (51.021575927734): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
122 (514.03045654297): SELECT * FROM trending_articles WHERE `journal_id` = 10 AND `timestamp` <= NOW() + INTERVAL 7 DAY ORDER BY `order`
123 (!!!!! 27035.95161438): SELECT * FROM jos_deeppockets WHERE jos_deeppockets.cat = 10 AND jos_deeppockets.type = 'deeppockets_item' AND jos_deeppockets.published = 1 AND jos_deeppockets.created + INTERVAL 14 DAY >= NOW() ORDER BY jos_deeppockets.hits DESC LIMIT 7
124 (540.97175598145): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294745499 AND type='deeppockets_item' AND published='1' union SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294745499 AND type='deeppockets_item' AND published='1' LIMIT 1
125 (!!!!! 6968.0213928223): ( SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.video != '' AND dp.video_source != '' AND dp.cat = 10 AND dp.published = 1 AND dp.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) UNION ( SELECT dpa.id, dpa.name, dpa.title, dpa.video, dpa.video_source, dpa.created FROM jos_deeppockets_archive AS dpa WHERE dpa.video != '' AND dpa.video_source != '' AND dpa.cat = 10 AND dpa.published = 1 AND dpa.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) ORDER BY created DESC LIMIT 3
126 (77.009201049805): ( SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.video != '' AND dp.video_source != '' AND dp.cat = 10 AND dp.published = 1 AND dp.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) UNION ( SELECT dpa.id, dpa.name, dpa.title, dpa.video, dpa.video_source, dpa.created FROM jos_deeppockets_archive AS dpa WHERE dpa.video != '' AND dpa.video_source != '' AND dpa.cat = 10 AND dpa.published = 1 AND dpa.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) ORDER BY created DESC LIMIT 3
127 (569.10514831543): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803337 LIMIT 1
128 (39.815902709961): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803337 LIMIT 1
129 (39.100646972656): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803276 LIMIT 1
130 (51.021575927734): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803276 LIMIT 1
131 (321.1498260498): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets_archive AS dp WHERE dp.id = 294803276 LIMIT 1
132 (39.815902709961): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets_archive AS dp WHERE dp.id = 294803276 LIMIT 1
133 (30.994415283203): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294802958 LIMIT 1
134 (26.941299438477): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294802958 LIMIT 1
135 (636.10076904297): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
136 (577.92663574219): SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
137 (55.789947509766): SELECT name FROM jos_deeppockets WHERE id=212
138 (38.862228393555): SELECT name FROM jos_deeppockets WHERE id=212
139 (812.05368041992): SELECT *, DATE_FORMAT(publish_up,'%d %b %Y') AS date_publish_up, DATE_FORMAT(publish_down,'%d %b %Y') AS date_publish_down FROM jos_events WHERE state=1 AND publish_up > NOW() and extra_info REGEXP '((;)|(^))212((;)|($))' AND catid IN (0,110) ORDER BY publish_up ASC LIMIT 3
140 (755.07164001465): SELECT *, DATE_FORMAT(publish_up,'%d %b %Y') AS date_publish_up, DATE_FORMAT(publish_down,'%d %b %Y') AS date_publish_down FROM jos_events WHERE state=1 AND publish_up > NOW() and extra_info REGEXP '((;)|(^))212((;)|($))' AND catid IN (0,110) ORDER BY publish_up ASC LIMIT 3
141 (104.90417480469): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
142 (76.055526733398): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
143 (!!!!! 10678.052902222): TRUNCATE TABLE jos_trademed_module
144 (277.04238891602): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
145 (121.11663818359): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294745499 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
146 (603.19900512695): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
147 (86.069107055664): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
148 (108.95729064941): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
149 (67.949295043945): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
150 (!!!!! 1682.0430755615): SELECT jos_item.* FROM jos_item INNER JOIN jos_number ON jos_item.numberID=jos_number.id WHERE 1=1 AND (jos_item.imgMini<>'') AND jos_item.type='L' AND jos_item.numberID= ( SELECT jos_number.id FROM jos_number WHERE jos_number.journalID IN (10) and jos_number.id in (select distinct jos_number.id from jos_number join jos_item on jos_item.numberid=jos_number.id where jos_item.type='P') ORDER BY (CONVERT(SUBSTRING(issue,1,2),SIGNED) + (CONVERT(SUBSTRING(issue,3,2),SIGNED)*100)) DESC LIMIT 0,1 ) ORDER BY RAND() DESC LIMIT 6
151 (114.91775512695): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
152 (79.154968261719): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
153 (138.0443572998): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294745499 AND type='deeppockets_item' AND published='1' union SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294745499 AND type='deeppockets_item' AND published='1' LIMIT 1
154 (59.843063354492): select distinct links.* from jos_textlinks links join jos_textlinks_placement placement on links.id=placement.link_id where journal_id=(10) and (channel_id=212 or channel_id is null)
155 (47.922134399414): select distinct links.* from jos_textlinks links join jos_textlinks_placement placement on links.id=placement.link_id where journal_id=(10) and (channel_id=212 or channel_id is null)
156 (66.041946411133): SELECT livesite FROM jos_dp_categories WHERE id=10 AND published='1' LIMIT 1
157 (189.06593322754): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
158 (71.048736572266): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294745499 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294745499 AND published='1' LIMIT 1
159 (70.095062255859): select jos_twitters.link from jos_twitters where cat=10
160 (41.007995605469): select jos_facebook.link from jos_facebook where cat=10
161 (40.054321289062): select jos_google_plus.link from jos_google_plus where cat=10
162 (36.001205444336): select jos_linkedin.link from jos_linkedin where cat=10
163 (420.09353637695): update jos_bannersmanager_banner set impmade=impmade+1 where id in(14615,14202,14203)
164 (!!!!! 1273.8704681396): insert into jos_banners_delta values (14615,'2025-06-25 16:04:07','216.73.216.120','view'),(14202,'2025-06-25 16:04:07','216.73.216.120','view'),(14203,'2025-06-25 16:04:07','216.73.216.120','view')