Studies of Blood Flow to the Brain During Thought

Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18-65
SponsorNational Institute of Mental Health (NIMH)

About this trial

The purpose of this study is to use brain imaging technology to measure changes in blood flow to areas in the brain as individuals perform intellectual tasks.

This study will use functional magnetic resonance imaging (fMRI) to examine blood flow to areas of the brain as participants engage in tasks associated with visual perception, visual recognition, and memory.

Eligibility criteria

Qualifiers

Healthy adults, with at least a high school education, aged 18 to 65 years, will be recruited to participate in the study.

Able to read and write in English to guarantee understanding of all written and spoken instructions, which are in English.

Disqualifiers

major medical, neurological or psychiatric illness

serious head injury

learning disability-drug or alcohol abuse or dependence in the past 3 months, except nicotine

Female subjects who are pregnant or have a positive pregnancy test 24 hours prior to an experiment will be excluded from neuroimaging studies.

Trial design

Treatments tested in this trial

  • Not listed

Trial groups

4,100 Participants
are grouped into 1 trial group