Nicotine and Attention

Essay specific features

 

Issue:

Science

 

Written by:

Joann M

 

Date added:

January 5, 2017

 

Level:

University

 

Grade:

A

 

No of pages / words:

2 / 290

 

Was viewed:

6576 times

 

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Essay content:

These areas are associated with arousal, motor activation, and visual attention. This is the first evidence found that "nicotine-induced enhancement of parietal cortex activation is associated with improved attention". Scientists used MRI to enable them to see what effects nicotine had on the brain during a rapid visual information-processing (RVIP) task (one that requires working memory and for the participant to sustain their attention)...
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Their study involved fifteen smokers both with and without a 21- mg transdermal nicotine patch who performed the RVIP task while undergoing an MRI screening. All participants were scanned during each session, and performed the task twice, once with the nicotine patch and one with a placebo patch. Smokers smoked their last cigarette 15 minutes before performing the RVIP task...
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